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HOLIDAY HOMEWORK : CLASS - VIII2014-15

ENGLISH

1. The best and the most beautiful things in the world cannot be seen or ever touched, they must be felt within the heart. Enrich your mind by reading Railway Children by E. Nesbit and prepare an interesting booklet comprising of

* Character sketch of your favourite character

*The summary of the story

*Design an eye catching book cover

MATHEMATICS

Q1. 'String Art' or 'Line Design' is an art in which a series of straight lines is arranged in a systematic way such that they create the appearance of a smooth curve forming what is called an 'envelope' in mathematics.

Create your own line design on an A3 size sheet using different coloured pens.

An example is shown below:

Q2. Help me out with this riddle?

2 2 2 = 6

3 3 3 = 6

4 4 4 = 6

5 5 5 = 6

6 6 6 = 6

7 7 7 = 68 8 8 = 6

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2

You can insert everything etc. (except numbers) in between

the numbers on the left hand side of the equation.

(Hint:

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GERMAN

EineGruppe von 5-6 Schṻlern machen eine Presentation uber das Thema

“Gesundheit". Damit mϋssensie den andern erklӓren was braucht man um gesund

zuleben.

1 KӧperteilemitArtikeln

2 Krankheite undMedikamente

3 gesundes Essen und ungesundes Essen

4 Ein Dialog zwichenArzt / Patient, Schϋler / Lehrer, zweiFreundeuberGesundheit

Mindestens7 (slides) jedemit 2/3 Sӓtzen

FRENCH

1. Preparez une Carte de Votre restaurant Favori (Project File)

SOCIAL SCIENCE

1. Write a short synopsis on the ELECTION OF 2014

l PRE ELECTION (Candidates, Campaign, Question & Counter Question)

l CASTING OF VOTE (TURNOUTS, PREDICTION, Majority Opinion Poll)

l Result of the Election (Majority Party, Government formation)

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INFORMATION TECHNOLOGY

1. Ms-Access is a very useful database. Use Ms-Access to make a table on 'ELECTION RESULTS' highlighting the political parties and the number of seats won. Paste the table in your notebook.

RESULTS

SEATS WON

2. Computer networks support applications such as access to the World Wide Web, shared use of application and storage servers, printers, and fax machines, and use of email and instant messaging applications'

Make a case study on any one type of network (LAN, MAN, WAN) Take up any organization : MNC, Library, School etc

In your case study highlight the resources, components of networking, network architecture, the amount of work done and the advantages of using networking along with the security measures used.

Paste pictures to support your answer .

SCIENCE

Q1. Do a comparative study of different types of fuel like Petrol, Diesel, CNG, CPG, under the following parameters-

1) Price

2) Availability

3) Fuel type

4) Octane rating

5) Calorific value

6) Mileage

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Name of the States

BJP Congress AAP BSP Janta Dal

Akali Dal Trinamool Congress

A.P.

4

7) Running cost per km

8) Effect on environment

Comment on microbial fuel cell and biodiesel.

or

Q2. Make a collage illustrating the different types of forces with the help of sketches / Diagrams.

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HOLIDAY HOMEWORK : CLASS - IX2014-15

ENGLISH

1. “Three men in a Boat” is a humorous account by as English writer Jerome K. Jerome of a boating holiday on the Thames between Kingston and Oxford. As a part of formative assessment write a short note on the following-

a) Theme / Plot of the novel.

b) Character Analysis of your favourite character. Also, design an eye- catchy book cover of the novel.

2. As a source of news, the newspaper is almost indispensable to those whose thirst for knowledge is insatiable. It keeps us aware of all global and local issues. Design a newspaper of about four pages using handmade cartridge sheet. Use the following format:-

First page: Heading, national news, weather, new inventions

Second page: International news, Notices, report, Speaking Tree

Third page: School events, Poems, articles, Word power, Puzzles, Cartoons etc.

Fourth page: Sports News (Advertisement s can be included on every page)

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GERMAN

1. Macht eine Kollage uber irgend einen Beruf z.b Sportler, Musiker, Schuspieler, Wissenschaftler der WeltmitiherenNamen !

FRENCH

1. Ecrivez un résumé de votre film favori, en anglais et français.

MATHEMATICS

1. Project :- Investigate the history of pi and many ways in which it can be approximated.

SOCIAL SCIENCE

1. Prepare a project on Disaster Management-Natural Disaster in 15 to 20 pages Supported by appropriate illustrations Project should cover following points.

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IX a) Introduction

b) Definition

c) Causes

d) Methodology

e) Precautions

f) Bibliography

g) Acknowledgement

2. On the outline Political Map of France mark the following:

a) Versailles b) Paris c) Port of Bordeaux

d) Nantes e) Bastille

SCIENCE

In a group of five students, choose a topic of your interest for developing an

“Ecocity”, a Green revolution in housing societies and make a project, model,

working models, reports using pictures of various eco-cities in India and abroad.

Assessable under the following heads:-

(i) Team work

(ii) Knowledge of content and application.

(iii) Inquisitiveness

(iv) Comprehension and Understanding

(v) Originality and Throughness.

HOLIDAY HOMEWORK : CLASS - X2014-15

ENGLISH

Q1. Read the novel 'Diary of a Young Girl' by Annue Frank. Book I and complete the worksheet provided.

Q2. The following line is the beginning of a story. Continue from this point and complete the story in about 120-150 words.

Remember

(i) The story needs to be original

(ii) The story should be interesting

(iii) There should be a message

(iv) An interesting and suitable title should be given

'The other day I went to the park And saw …….

Or

Sitting on the highest brand of a tree of spotted ………

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GERMAN

Q1. Macht eine Kollage uber das Thema "Mode in Deutchland"

FRENCH

Q1. Preparez un project sur'Les festivals de France' (make a scrap file)

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MATHEMATICS

Q1. Determine graphically whether the pair of linear equations 3x-5y=1, 2x-y= -3 has a unique sohition or not. If yes, find the solution also.

Q2. Solve graphically the pair of equations x+3y = 6, and 3x-5y = 18. Hence find the value of k if 7x + 3y = k.

Q3. Solve graphically the pair of equations 2x-y = 1, x+2y=8. Also find the points where the lines meet the axis of y.

Q4. Solve graphically the following pair of linear equations 2x + 3y-12 =0, 2x-y-4=0. Also find the co-ordinates of the points when the lines meet y axis.

Q5. One the same axis, draw the graph of each of the following eqs.: 2y – x = 8, 5y-x = 14, y-2x = 1. Hence obtain the vertices of the triangle so fermed.

B. Make a Power-Point Presentation on any of the following topics along with a project report on a scrap book or a chart paper.

1.Real numbers

2.Polynomials

3.Pair of linear egs. In two variables

4.Triangles

5.Trigonometry

6.Statistics

SOCIAL SCIENCE

POWER POINT PRESENTATION (WITH PRINTOUT OF THE SAME)

Q 1. TOPIC : POWER SHARING IN DIFFERENT SITUATIONS

How power sharing takes place in different situations of life? For eg. At home, community, school, political party, etc.

OR

TOPIC : DEVELOPMENT OF RESOURCES

Why do you think the World Wild Life Fund (WWF) is promoting the “Earth Hour”? Explain the development objectives achieved through:

Ÿ Uses of CFL Bulbs

Ÿ Uses of solar cooker or heater

Ÿ Uses of wind mill

OR

TOPIC : NATIONALISM IN INDIA

Prepare 15 to 20 slides on Gandhi ji: Role in the sphere of India’s Freedom struggle

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SCIENCE

You are the electrical engineering analyst for your house. You have to analyze the energy efficiency of the home appliances for a week. Determine for a week and project the monthly electrical expense.

Introduce alternative methods of usage of same appliances for next one week. Compute the electrical expenses and project over a month. Compare your findings and provide your recommendations as to the most cost efficient measures in your project report.

OR

Development of society has influenced the evolution of microorganisms.

Pick any 6 infections.

Ÿ Identify the major parts of chain of infection.

Ÿ Main ways in which disease spread.

Ÿ Identify the main human body defenses against infectious pathogens andhow they work.

Ÿ Describe the different microorganisms that cause these diseases

OR

In a group of five students, choose a topic of your interest for developing an “Eco- city”, a green Revolution in housing societies and make a project model, working model, reports, using pictures of various Eco- cities in India and abroad. Assessable under the following heads.

Ÿ Team Work

ŸKnowledge of content and application

Ÿ Inquisitiveness

ŸComprehension and Understanding

ŸOriginality and Thoroughness.

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MANAV STHALI SCHOOLR-Block, New Rajendra Nagar, New Delhi - 110060

HOLIDAY HOMEWORK: CLASS - XI2014 - 2015

ENGLISHQ1. Make a project and file the clippings from the Newspaper or Magazines on the following topics :- (5 each)1. Notices2. Articles3. Reports4. Letter to Editors5. Invitations6. Posters7. Advertisements(Project to be done in the scrap file)

MATHEMATICSSubmit a project based on “ Application of Mathematics “ – take any topic from your Maths Book.

CHEMISTRYQ1. If 6.3g of NaHCO are added to 15.0 gms of CH COOH solution, the residue is 3 3

found to weigh 18gms. What is the mass of CO released in the reaction.2

Q2. Phosphorous and Chlorine form two compounds. The first compound contains 22.54% by mass of P and 77.46% by mass of Cl. In the second compound, the percentages are 14.88% for P and 85.12% for Cl. Show that these data are consistent with the law of multiple proportions.

Q3. a) How many grams of H S are contained in 0.42 moles of H S?2 2

b) How many molecules of H S are contained in 0.40 moles of H S?2 2

c) How many atoms of H and S are contained in 0.40 moles of H S? 2

Q4. You are supplied with a gas containing 0.32 grams of oxygen. Calculate the number of moles and number of molecules present in it.

Q5. Calculate the volume occupied at S.T.P. by

a) 16g of oxygen

b) 1.5 moles of oxygen23 b) 6.022 x 10 molecules of CO2

Q6. Calculate the number of atoms of each type present in 3.42 gms of cane sugar (C H O )12 22 11

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PHYSICS

Q1. How many ergs are there in 1 Kilo watt hour

Q2. Justify L + L = L and L-L=L

Q3. Give three examples of dimension less variables

Q4. Can a quantity have constant value and be dimensionless.

BIOLOGY(ANY 2)

Q1. Prepare a report on cell; the basic unit of life. Discuss its structure and functions. Explain the various organelles of a typical plant cell and animal cells. Draw the diagram of a typical cell.

Q2.Prepare a detail report on Biological Taxonomical Aid/ Tools e.g. zoological parks, Botanical gardens, Natural Museum, Herbaria etc. Make a detail report mentioning about Botanical Gardens and major gardens of the World, Role of the Botanical gardens; Major Herbaria, their role, technique: Zoological parks & Museum’s; their history, care of animals, Management of Zoological parks, object exhibited in Zoological Museum etc.

Q3.Prepare a project report on photosynthesis. Describe the site; magnitude and history of the process. explain the mechanism of this process. What is photorespiration? Mention it importance. How is photorespiration different from photosynthesis?

Q4.Study the Human Skeleton. Classify the axial and appendicular Skeleton and describe each type of bone with example. Define joint and explain the various types of joints with examples.

Q5.List the Essential elements grouped under Macro and Micronutrients in plants. Mention their physiological roles and deficiency symptoms in a tabular form.

Q6. Explain the structure of human heart in detail. Describe the conduction/ working of the heart. Also explain the various coronary heart diseases.

Q7. Prepare a report, after a detail study on following topics (anyone)

(i) Human Genome Project (HGP)

(ii) DNA – Finger Printing

(iii)Various Genetic Disorders e.g. - Down’s syndrome, Turner’ Syndrome, Haemophilia etc.

(iv) Biotechnology and its applications

ENGINEERING GRAPHICS

Q1. Draw on A2 size sheet the solution of questions based on following topics:-(a) Orthographics projection of points, lines and planes(b) Orthographics projection of solid(c) Developing prism and pyramid with the help of thick paper or cardboard

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COMPUTER SCIENCE/MULTI MEDIA & WEB TECHNOLOGY

Make a project report either on Cloud Computing OR

Open Source Software Systems

BUSINESS STUDIESQ1. Prepare a project report on following topics(any one)

A) STOCK EXCHANGEŸ History of stock exchange in indiaŸ Prepare a list of at least 25 companies listed on stock exchangeŸ Identify the top ten companies out of 25 selected on the basis of their market

standing in terms of shares.Ÿ Effect on price of shares due to change in market value, change in political

environment policies, crisis in developed countries or any other reasons.Ÿ Newspaper clippings to reflect the changes of share price.

B) MULTINATIONAL COMPANY - MNC’s Ÿ Meaning and the features of MNCŸ Any 2 mnc’s with their product, History, Turnover, CEO, present position in the

stock market along with their share in the stock market. Use newspaper clippings.

ŸFuture prospects and criticism of MNC’s

ECONOMICSMake a project on Medical Tourism in India

ACCOUNTANCYCollect the following banking documents and paste it in a scrap file1) Cheque 2) Pay-in slip3) Withdrawl Slip4) Account opening form5) Locker Requisition form6) Demand draft Requisition slip7) KYC form

HISTORYQ1. Prepare a project report on any one of the following topics:-

1. Evolution of man2. Industrial revolution3. Changing cultural Traditions4. Roman Empire(Any other topic based on NCERT book)

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POLITICAL SCIENCEQ1. Prepare a project report 15-20 pages, on any one of the following topics:-

a) Indian Judicial system, independent and impartialb) Peace and Cooperation - India’s endeavorc) Twelfth five year pland)Dance of Democracy, 2014 biggest elections of all democracies worldwide.

BIOTECHNOLOGYPrepare a model related to any topic of BIOTECHNOLOGY

FASHION STUDIESNote: All the questions should be thoroughly explored, brain stormed, surfed,

well - researched and beautifully presented with as many pictures and illustrations as possible.

Q1. Collect various types of fabrics and present them in a leaf file – along with the following details:

a) Name of the fabric swatch.b) Price – per meter.c) Composition (cotton, silk, synthetic, etc.)Q2. A detailed forecast of various trends – as predicted by validated sources for the

“Autumn Winter 2014 &2015” as well as Spring Summer 2014 & 2015.Q3. A research and an insight of various arts and crafts prevalent in the various

states (parts) of the country as well as the World and create a project (out of it).Q4. A project on “Design – a term”+ “All the elements and principles of design”.

MEDIA STUDIESQ1. Give a detailed description on all the FIVE personalities from each category:(a) FILM(b) POLITICS(c) SPORTS(d) MUSIC(e) LITERATURE

Q2. Prepare a Photo-feature on the Theme “Colours”

PAINTINGŸ 10 SKETCHES FROM LIFE A-4 size sheetŸ Composition (Painting)

TOPICPeace and unity OR Abstract painting OR Outing with family

SCULPTURE

Ÿ 3 Still LifeŸ 5 Life Sketches

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Ÿ 5 Photographs (Pic Click)Ÿ Visit any monumental place.

MANAV STHALI SCHOOLR - Block, New Rajendra Nagar, New Delhi - 110060

Class - XII

Holiday Homework

Commerce Group

2014 - 2015

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ENGLISHNote : Write two each of the following from the topics given below :

INVITATIONS

1 Your school is going to celebrate 'Annual Sports Day'. Write out an attractive invitation to be sent to all parents for your school's 'Annual Sports Day' Celebrations.

2 You are Subodh/Shashi. Write a letter to your friend inviting him to a house-warming party of your new house at 972, Sector-15, Chandigarh. Write the invitation in not more than 50 words.

ADVERTISEMENTS

1 You are Ashwani Gupta, the Personnel Manager of Saraswati Dynamics Pvt. Ltd. 203, Surya Kiran Building, Kasturba Gandhi Marg, New Delhi. Write out an advertisement to be published in the classified columns of a newspaper inviting applications and resume from young people with pleasing telephone manners and fluency in English. Write this advertisement in not more than 50 words.

2 Your uncle has recently been transferred from Chennai to New Delhi. He has asked you to find suitable accommodation in a good residential colony. Write out an advertisement for the same to be published in the classified columns of the Indian Express. (50 words)

3 Ashish Kapur's father has started an academic coaching centre for various subjects of the secondary and senior secondary classes as well as various competitions. Ashish writes an advertisement for him giving all the important details. Write the advertisement in about 50 words for publication in the local newspaper.

4 You are B. Reddy of 18, lal Masjid Road, Hyderabad. You have a building in the Akram Square suitable for housing office/bank/showroom, and it is, at present, vacant to be let out. Write out an advertisement in not more than 50 words, to be published under 'To Let' in a newspaper.

LETTERS

1 You are Navin Chandra, the Purchase manager of Newchem Plastics, Faridabad. You had placed an order of bulk purchase with M/s Sunglow plastics, Mahim, Mumbai. The supplier has neither executed your order nor asked for any extension although the delivery date has expired . Write a firm but polite letter cancelling your order.

2 You are Brijesh Sehgal of 23, Nehru Apartments, Kalkaji, New Delhi. You had booked a room in Hotel Sagar, Lake Area, Udaipur for three days in April. Now you have decided to postpone your visit to mid-June alongwith three friends. Write a letter to the Manager of the Hotel intimating him about the cancellation. Make a booking for mid-June with the request that the advance sent earlier should be adjusted against the new booking.

3 You are Mohan Kumar Singh, Purchase Manager of Global Telesystems 12th Street, Mahim, Mumbai, write to Sham Stationery Mart, New Market, Mahim asking for rates and terms of supply of pencils, papers and carbon-papers.

4 Vinod Pinto sees an advertisement for career counseling in vocational courses. He wants to know more about the various vocational courses available after SSCE. So he decides to write a letter to Digital Informatics, 25, Temple Road, Indore to find out more details about the courses available, fees, timings, mode of payment etc. Write this letter.

5 Sunita comes across an advertisement for a lady secretary in a reputed multi-national company, offering attractive package. Since her qualification and experience match the

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required ones, she writes a letter of application in response to it. Write her letter in not more than 200 words, using proper format.

ARTICLES

1 You are very much concerned about the politicisation of educational institutions and the disturbance caused by the frequent elections in the democratic set up. Write an article in about 200 words on “The involvement of students in politics.”

2 Write an article for your school magazine on 'Drug Abuse and its prevention' in not more than 200 words.

3 You had to appear for your Maths Tutorial on 7th of May this year and were travelling by one of the local buses. You were caught up in a traffic jam. Write an article for a newspaper briefly stating your experience and expressing your concern over the growing vehicular traffic on the roads and its ill effects.

4 You are a student volunteer of National Literacy Mission (NLM) wing of your school involved in the Adult Literacy Campaign: 'Each one, Teach One'. Write out the introductory talk you plan to deliver at, each place you visit. (Word limit 200 words)

5 Mohit Sen, the president of youth forum of his colony, attends a seminar on rampant corruption in social and political life in India. He decides to write an article on the “Role of Youth in Combating Corruption”. Write his article in not more than 200 words.

II Read the Novel “The Invisible Man” by H.G. Wells an answer the following questions :

1. Describe the episode of the stranger being attacked by the dog.2 What kind of life did the stranger lead at the inn?3 Describe the robbery episode at dawn in Bunting's house.4 Give a brief character sketch of Mr. Thomas Marvel.5 Give a brief character sketch of the invisible man.

MATHSLOGARITHMIC DIFFERENTIATION

DIFFERENTIATE FOLLOWING W.R.T. X

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DERIVATIVES OF INVERSE TRIGONOMETRIC FUNCTIONS

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PROBLEMS BASED ON SECOND ORDER DERIVATIVE

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APPLICATION OF DERIVATIVESINCREASING - DECREASING FUNCTION

Q.1 Show that the following function is increasing on R.

Q.2 Find the intervals in which the following functions are strictly increasing or decreasing.

(i) (ii) (iii)

Q.3 Determine the interval in which is increasing or decreasing. Also obtain the points at which tangent is parallel to x-axis.

3 24 6 3 12+x - x x+

26 9- x - x 3 22 9 12 2- +x x x+3 212 36 6+ +x x x+

( ) ( )( )2

1 1= -f x x x+

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Q.4 Show that the function is decreasing on .

Q.5 Determine the interval where is strictly increasing

or strictly decreasing.

Q.6 Show that is an increasing function on R whatever may be the value of .

Q.7 Show that is decreasing function of R.

ROLLE'S THEOREM AND MEAN VOLUME THEOREM

Q.1 Verify Rolle's theorem

Q.2 Using Lagrange's mean value theorem show that sinx < x for x>0.

MAXIMA AND MINIMA

Q.1 A window in the form of a rectangle is surmounted by semi-circular opening. The total perimeter of window is P m, find dimensions of the window to admit maxima light through whole opening.

Q.2 The section of a corner window is rectangle surmounted by a equilateral triangle. Given that the perimeter is 12 metres, find the maximum amount of light that may be admitted.

2Q.3 Find the point on the curve y = 4x which is nearest to the point (2, –8).

Q.4 Find the volume of largest right circular cone that can be inscribed in a sphere of radius r.

Q.5 Find the volume of largest right circular cylinder that can be inscribed in a sphere of radius r.

Q.6 Find the volume of largest right circular cylinder that can inscribed in a cone of radius r and height h.

Q.7 Show that the volume of the greatest cylinder which can be inscribed in a cone of 3 2height h and semi vertical angle a is 4/27 ph tan a.

Q.8 A point on the hypotenuse of a right triable is at a distance 'a' and 'b' from the sides of point on the hypotenuse of a right triable is at a distance 'a' and 'b' from the sides of

the triangle. Show that the minimum length of the hypotenuse if 2

Q.9 A jet of an enemy is flying along the curve y=x +x. A soldier is placed at the point (3,2). What is the nearest distance between the soldier and the jet ?

Q.10 Prove that the radius of the right circular cylinder of greatest curved surface area which can be inscribed in a given cone is half of that of the cone.

Q.11 Find the are of the greatest isosceles triangle that can be inscribed in a given ellipse having it vertex coincident with one end of the major axis.

tan 4-x x ,3 3

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( ) sin cos ,0 2= - £ £ pf x x x x

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( ) 1tan-=f x x - x

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f (x) sin cos for 0,2

f (x) 6 11 6 for 0,3

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Q.12 Show that the semi vertical angle of cone of maximum volume and given slant height

is .

Q.13 Show that the semi vertical angle of right circular cone of given volume and least

curved surface is .

Q.14 A manufacturer plans to construct a cylindrical can to hold one cubic metre of liquid. If the cost of constructing op and bottom of the can is twice the cost of constructing the side, what are the dimensions of the most economical can

Q.15 If the sum of the lengths of the hypotenuse and another side of a right angled triangle is

given, show that the area of a triangle is maximum when the angle is .

Q.16 Find sides of a rectangle with greatest area which can be inscribed in the ellipse.

Q.17 A wire of length 28m is to be cut into two pieces, one of the pieces is to be made into a square and the other into a circle, where should the wire be cut so that the combined area is minimum.

Q.18 A given quantity of metal is to be cast into a solid half circular cylinder (ie., with rectangular base and semi-circular ends). Show that in order that the total surface area may be minimum, the ratio of the length of the cylinder to the diameter of is circular ends is .

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-1 1cos

3

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a b+ =

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Q.19 Find the value of a for which is increasing on R.( ) 3 29 9 3= - + +f x ax ax x

Q.20 Seperate into sub-intervals in which is increasing or

decreasing.

0,2

pé ùê úë û

( ) 4 4sin cos= +f x x x

Q.21 Show that is strictly increasing function on the interval ( ) ( )1tan sin x cosx-= +f x 0,4

pæ öç ÷è ø

BUSINESS STUDIESQ1 What is meant by 'Management by People'?

Q2 What is the object of 'Method of Study'?

Q3 What is included in 'Political Environment' of business.

Q4 Define :a) Management (b) Coordination

c) Principles of Management (d) Business Environment

Q5 XYZ Power Ltd. set up a factory for manufacturing solar lanterns in a remote village as there was no reliable supply of electricity in rural areas. The revenue earned by the company was sufficient to cover the costs and the risks. The demand of lanterns was increasing day by day, so company decided to increase production to generate higher sales. For this they decided to employ people from the nearby villages as very few job

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(a) Indentify and explain the objective of management discussed above.

(b) State any 2 values which the company want to communicate to the society.

Q6 Principles of Taylor and Fayol are mutually complementary. One believe that management should not close ets cars to constructive suggestions made by the employees, while the other suggested that a good company should have employee suggestion system, were by suggestions which result in substantial time and cost reduction should be rewarded. Identify and explain the Principles of Taylor and Fayol referred in the above para.

Q7 Why is the understanding of business-environment important for managers. Explain the importance.

Q8 Is management a science or an Art or a blend of both. Explain.

Q9 Explain 6 functions of operative level of management.

Q10 Explain the following: -

(a) Scalor chain (b) Economic Environment

(c) Functional Faremanship (d) Differential piece wage plan

(e) Espirit de' corps.

ENTREPRENEURSHIPMarket Survey Report is to be made on the basis of survey on any existing product/ service with the help of Questionnaires and analysis of data so collected in the form of Pie-charts and Bar diagrams to judge the popularity of product service.

ACCOUNTSPROJECT NO 1 (company)

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PROJECT NO 2xii Com

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PROJECT NO 3xii Com

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ECONOMICSQ1 Why do we ignore the minus sign in the calculation of price elasticity coefficient?

Q2 State whether the price elasticity of the demand is elastic, inelastic highly eleastic, relatively elastic, highly inelastic. Give reasons

(i) Car (ii) Textbooks (iii) Cigarettes

(iv) Diamonds (v) Milk (vi) Seasonal vegetables

(vii) Coal (viii) Needles (ix) Colour TV

(x) Shirts (xi) Chalk (xii) Refrigerators

(xiii) Electricity (xiv) Cigar by a chain smoker

(xv) Diesel & Petrol (xvi) Personal Computer

(xvii) Precious stones & costly Jewelry (xix) Medicines

VALUE BASED QUESTIONS

Q3 Market power sometimes lead to misallocates of resources. What should the govt. do when market failure occurs?

Q4 Indian economy is not utilizing its available resources to the maximum possible extent. As a result, its PPC is placed at lower level compared to the potential level. What needs to be done in this period?

Q5 Fees in public school have increased several times during the last decade. As a result, the demand for public school education by the poor has declined considerably. What steps the govt. is required to take in this regard?

Q6 Due to excess demand, lend prices have increased manifold during the recent past. The dream of building of own house for a lot of people remains unfilled. Suggest two measures for the fulfillment of own house dream.

Q7 The demand for most agricultural products is less elastic. As a result, wide fluctuation in prices and income of the farmers are observed what. What measures can you suggest for the stabilisation of agricultural prices and income?

Q8 Why public goods must be provided by the govt?

Q9 Onion crises took place in 1998, 2010, 2013. What can be done to tackle with such crises?

Q10 Make a A3-sized poster (you can substantiate with information) on ANY ONE TOPIC

(a) Inflation & its effects (b) Govt. budget (c) Indian Banking System

(d) Flow of Money (e) Law of Demand (f) Law of supply

MULTIMEDIA AND WEB TECHNOLOGY Q1. Write the code to assign the values 100 & 3 two variables name n1 & n2 & then find

the sum, difference & product of n1 & n2. Also, find the quotient & remainder when n1 is divided n2.

Q2. W.A.P to print.* * ** * *

Q3. W.A.P to print the factorial of a given number

Q4. Prepare a web page that accepts name & D.O.B of the user. Create a button called msg, on the click event of this button call the producer which will compare the D.O.Bentered by the user with current date, if it is same other display the greeting msg. with the name otherwise display the appropriate message.

Q5. Write the HTML code for creating the form given below and also write the VB script code for the click event of the “Calculated Cost” which will calculate the total cost of the items bougt and diplays it in an box. For e.g. if the user select T-shirt as the item and entes the number of items as 2 then the total cost will be Rs.600.

Item bought

No. of Items bought

Cost of item

Calculate Cost

Q6. Write a sub-routine that takes a character and as integer as parameter and prints the character given number of times.

Q7. Write a function that takes the base and exponent as arguments and returns the power of the base to the exponent.

Q8. Write a sub routine that checks to see whether a string passes as argument is a valid date. If not, then initialize the date to today’s date. Use msg box to display the date.

Q9. Write an ASP application to assign your name and apply the string function to find the first and last five character four your name?

Q10. Write a program to enter any no. of numbers into an and arrange all the element in according order using bubble sort method.

Q11. Write a program to find the Min & Max. element in an array of 10 no.

Q12. Write a program to print a pyramid1223334444

Q13. Write a program to print the reverse of number 123456 and sum of its digits.

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INFORMATICS PRACTICESQ1. Answer the following questions based on Networking and Open Source

a) India Marchants Co is planning in the office building to connect all computers,each spread over within distance of 45 Meters. Suggest the economical cabletype having highspeed data transfer which can be used to connect thesecomputers.

b) ABC Co is planning to connect their two different networks using different protocolc) and having different size in terms of computer. Which device will you suggest them

to installed for connection.a. Routerb. Bridge

c. Gateway

d) Mrs Sangita purchased a NIC card. There is some number printed in the form of

i. 10 : B6 : 08 : 76 :3E : AB. What does this number represents to? Explain the two

ii. parts?

e) Write any two significance of Unicode? f) Which of the following is not a Open Source/Free Software:

1. Mozilla2. PostgreSQL3. Tomcat

4. Microsoft Office 2007

g) Define Proprietary Software?

h) Identify the type of Topology from the following:

a. if one node fails to pass data through itself, the entire networks fails and no traffic can flow.

b. nodes are connected together in an arbitrary fashion. A link may or may not Connect two or more nodes.

i) Define the following with reference to attacks to Network Security:

a. Snooping

b. Eavesdropping.

TOPIC : MYSQL commands

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TABLE: MASTERQ2. Write SQL command for the questions on the basis of table MASTER

No.

Name

Age

Dept

Dateofjoin

Salary

Sex

1

Jugal

34

Computer

2007-1-10

12000

M

2

Sharmila

31

History

2008-3-24

20000

F

3

Sandeep

42

Maths 2006-12-

12 30000

M

4

Sangeeta

35

History

2009-1-7

40000

F

5

Rakesh

42

Maths 2007-5-9

25000

M

6

Shyam

50

History

2008-6-27

30000

M

7 Shivom 44 Computer 2007-2-25 21000 M

8 Shakalkha 33 maths 2007-7-31 20000 F

a) To show all information about the history dept.

b) To list the name of females teacher who are in maths dept.

c) To list the name of all teachers with their date of admission in ascending order.

d) To display teachers name,salary,age for the male teachers only.

e) To count the number of teachers with age > 23.

f) To insert a new row in master table with the following date :

9,raja,26,computer,2005-5-13,2300,M

Q3. Write SQL commands for the ques a) to f) on the basis of table: FAMILY

a) To select all the information of family whose occupation is service.

b) To list the name of family where female members are more than 3.

c) To list all name of family with income in ascending order.

d) To display family name, male members and occupation of business family.

e) To count the no. of family whose income is less than 110000

f) To insert the record in the family table with the following data

9,d souza, 2, 1,115000,service

Q4. Consider the two tables given below

Table: SUPPLIER

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NO.

NAME

Female members

Male members

Income

Occupation

1

Mishra

3

2

67000

Service

2

Gupta

4

1

150000 Business

3

Khan

6

3

48000

Mixed

4 Chaddha 2 2 125000 Business

5 Yadav 7 2 120000 Mixed 6 Joshi 3 2 1.14000 Service 7 Maurya 6 3 45000 Farming 8 rao 5 2 110000 service

S # P name S name Qty. Price City S1 Bread Britannia 150 8.00 Delhi S2 Cake Britannia 250 20.00 Mumbai S3

Coffee

Nescafe

170

45.00

Mumbai

S4

Chocolate Amul

380

10.00

Delhi

S5

Souce

Kissan

470

36.00

Jaipur S6

Maggi

Nestle

340

10.00

Kolkata

S7

Biscuit

Marie

560

21.00

Chennai

S8

Jam

Kissan

220

40.00

Delhi

S9

picnic

345

5.00

Kolkata

Table: PRODUCT

a) To display the Pname having same city and Pcity.

b) To display the product name having city of SUPPLIER as Jaipur.

c) To display the Pname,Sname having P# value 1

d) To display the Pname and Pcity where qty is 340

e) What will be the output of the following query

Select Pname , p#

From Supllier , Product

Where city = Pcity ;

MEDIA STUDIESMaking a Port folio

1. Activity 16 and 18 of MEDIA LITERACY

2. Research online and try to read news reports on “DELHI GIRL GANG RAPE” case. Develop a perspective of your own.

3. Review a film adapted from a piece of literature.

4. PHOTO FEATURE on the topic “WET”

FASHION STUDIESQ1 Unitwse-chapter-wise, topic-cum content-wise, project allotment has been forwarded

to the students.

Q2 Assignments have been forwarded (make a note/write down) from the already covered curriculum.

Q3 Portfolio development

Q4 Notes register to be completed

Q5 Question banks to be devised (as per instructions)

PHYSICAL EDUCATION1 What is the meaning of a 'Positive Sports Environment'?

2 Briefly explain about two reasons of low participation of women in sports.

3 Elaborate the role of individual in the improvement of sports environment.

4 Mention any four objectives of adventures sports.

5 Define leadership. Explain the leadership qualities in physical education.

6 Discuss the material requirement and safety measures for camping.

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P # P name P city P1 Bread Delhi P2 Cake Delhi P3

Coffee

Kolkata

P4

Sauce

Jaipur

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7 “Vitamins are essential for our metabolic process.” What happens if we devoid our diet of vitamins?

8 What do you mean by anorexia nausea? Explain the causes and management of anorexia in detail.

9 What do you mean by healthy weight? Discuss about the methods to control healthy body weight for lifetime.

PAINTINGQ1. Make two abstract composition with paper cutting. Size Half cartage sheet.

SCULPTURE1 Learn Mughal, Rajasthan and Pahari Paintings

2 10 Sketches outdoor study

3 2 still life with Pencil shade

4 2 Life Drawing with Pencil shade

5 Klick any 5 photograph

GERMAN1. Macht eine P.P.t (mindestens 10 sides) über einen neuen ort, den du besuchst hast

Erzählt Jedem silde mit 2/3 Sätzen.

2. Schreibt deinem vater einem Brief von Ausland, wo du für einen kurs gefahren bist, mit folgenden Punkten:

a) wie lange bist du da gewesen?

b) von welchen Ländern sind deine klassen kamareden und wie sind sie?

c) Welche Probleme hast du da? und welche gute Erfahrungen hast du da?

d) Wie fühlst du da wohl? Möchtest du da länger bleiben order zurück-kommen?

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Class - XII

Holiday Homework

Humanities Group

2014 - 2015

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INVITATIONS



ADVERTISEMENTS





LETTERS





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5 Sunita comes across an advertisement for a lady secretary in a reputed multi-national company, offering attractive package. Since her qualification and experience match the required ones, she writes a letter of application in response to it. Write her letter in not more than 200 words, using proper format.

ARTICLES








ECONOMICSQ1 Why do we ignore the minus sign in the calculation of price elasticity coefficient?

Q2 State whether the price elasticity of the demand is elastic, inelastic highly eleastic, relatively elastic, highly inelastic. Give reasons

(i) Car (ii) Textbooks (iii) Cigarettes

(iv) Diamonds (v) Milk (vi) Seasonal vegetables

(vii) Coal (viii) Needles (ix) Colour TV

(x) Shirts (xi) Chalk (xii) Refrigerators

(xiii) Electricity (xiv) Cigar by a chain smoker

(xv) Diesel & Petrol (xvi) Personal Computer

(xvii) Precious stones & costly Jewelry (xix) Medicines

VALUE BASED QUESTIONS

Q3 Market power sometimes lead to misallocates of resources. What should the govt. do when market failure occurs?

Q4 Indian economy is not utilizing its available resources to the maximum possible extent. 2

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As a result, its PPC is placed at lower level compared to the potential level. What needs to be done in this period?

Q5 Fees in public school have increased several times during the last decade. As a result, the demand for public school education by the poor has declined considerably. What steps the govt. is required to take in this regard?

Q6 Due to excess demand, lend prices have increased manifold during the recent past. The dream of building of own house for a lot of people remains unfilled. Suggest two measures for the fulfillment of own house dream.

Q7 The demand for most agricultural products is less elastic. As a result, wide fluctuation in prices and income of the farmers are observed what. What measures can you suggest for the stabilisation of agricultural prices and income?

Q8 Why public goods must be provided by the govt?

Q9 Onion crises took place in 1998, 2010, 2013. What can be done to tackle with such crises?

Q10 Make a A3-sized poster (you can substantiate with information) on ANY ONE TOPIC

(a) Inflation & its effects (b) Govt. budget (c) Indian Banking System

(d) Flow of Money (e) Law of Demand (f) Law of supply

Project Work

1 The Project must be done in groups.

2 The project work can culminate in the form of Power Point Presentation / Exhibition/ Skit/ Albums/ Files/ Culture Show/ Debate/ Panel discussion.

Topics

1 Town planning and Arte facts of the Harappan Civilization.

2 Mahabharat through a Readers eye.

3 Through the Travellers Eyes

4 Understanding the Bhakti-Sufi Movement in India.

5 Depiction of life during Mughal Period through paintings.

6 Partition of India

(Any other topic based on NCERT text books)

Q1 What were the main teachings of Buddhism? How did it affect the life of people in India?

Q2 How do the historians usually classify the content of the present text of the Mahabharat? Explain briefly.

Q1. Read newspapers and collect news that can be quoted as example for further reference under the following headings.

a) US Hegemonyb) Global Environmental issuesc) Indo-China Relations

HISTORY

POLITICAL SCIENCE

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d) Indo-US Relationse) FDI - (Foreign Direct Investment) in Retail Sectorf) Twelfth five year plang) Regional Autonomy by various Statesh) Global security issues.

Q2. Complete the work in your registers for chapters covered up in the class so far- including the one markers of each chapter.

Q1.Prepare a "Photo Feature" on the theme 'Expressions'. All six photographs should be clicked Black-n-white.

Q2.Watch a news program on any news channel across one week and note down the following:-

(a) Top stories

(b) How many of these are celebrity oriented?

(c) How many of these have to do with Delhi and Mumbai?

(d) Crime Stories?

(e) In what context the other states mentioned?

Q3.Write a film review on course film 'Harishchandrashi Factory'.

Q4.Paste three:-

(a) Classified Ads (1 situation vacant, 1 Matrimonial, 1 Property/Tolet)

(b) Poster

(c) Pamphlets

Q1 Unitwse-chapter-wise, topic-cum content-wise, project allotment has been forwarded to the students.

Q2 Assignments have been forwarded (make a note/write down) from the already covered curriculum.

Q3 Portfolio development

Q4 Notes register to be completed

Q5 Question banks to be devised (as per instructions)








MEDIA STUDIES

FASHION STUDIES

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5

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Class - XII

Holiday Homework

Science Group

2014 - 2015

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INVITATIONS



ADVERTISEMENTS





LETTERS





5 Sunita comes across an advertisement for a lady secretary in a reputed multi-national company, offering attractive package. Since her qualification and experience match the

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required ones, she writes a letter of application in response to it. Write her letter in not more than 200 words, using proper format.

ARTICLES








BIO-TECHNOLOGYCollect the information and prepare notes on the Investigation Project to be done in Boards.

PHYSICS1. A current of 4.0A flows through a 12Ώ resistor. What is the rate at which heat energy is

produced in the resistor?

2. Two identical cells, whether connected in series or parallel give the same current, when connected to an external resistance of 1Ω. Find the internal resistance of each cell.

3. Twenty one electric bulbs are connected in series with the mains of a 220V supply. After one bulb is fused, the remaining 20 bulbs are again connected in series across the same mains. By what percentage will the illumination of :

(i) a bulb change

(ii) All the bulbs change.

4. Three lamps 100W, 70W and 50W respectively are connected in parallel to a power supply of 220 V. Calculate: i. Total resistance of the arrangement ii. Cost of keeping them lighted for 5 hrs daily for 30 days. The rate being Rs.3.00 per unit.

5. (a) Two bulbs rated 25W-220V and 100W-220V are connected in series to a 440V supply. Show with necessary calculations which bulb if any will fuse (b) What should

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happen if the two bulbs were connected in parallel to the same supply?

6. A heater coil is rated 100W, 200V. It is cut into two identical parts. Both parts are connected together in parallel, to the same source of 220V. Calculate the energy liberated per second in the new combination.

7. What is the force on a charged particle moving along the direction of a uniform magnetic field?

8. What is the path of a charged particle moving in a uniform magnetic field?

9. In what respect does a wire carrying current differ from a wire which carries no current?

10. An electron and a proton, having equal momentum, enter a uniform magnetic field at right angles to the field lines. What will be the ratio of curvatures of their trajectories?

11. State the properties of the material of the wire used for suspension of the coil in moving coil galvanometer.

12. Why does a solenoid contract when a current is passed through it?

13. A length of a wire carries a steady current. It is bent first to form a circular plane coil of one turn. The same length is now bent to give a double loop of smaller radius. When the same current is passed, find the ratio of the magnetic field at the centre with its first value.

14. The equivalent capacitance of identical capacitors between P and Q is1C. Find the value of each capacitance. (fig a)

(a) (b)

15. Calculate the capacitance of the capacitor C. The equivalent capacitance between P and Q is 30µF.(fig b)

CHEMISTRYSolutions

Q1 What will happen to the vapour Pressure of water if a spoon of sugar is added to it?

Q2 Equimolar solutions of NaCl and glucose are not isotonic. Why?

Q3 Two liquids A&B are mixed and the resulting solution is found to be cooler? What do you conclude about the deviation from the ideal behaviour?

Q4 Addition of Hgl to aqueous solution of KI shows an increase in vapour pressure. why?2

Q5 Mixing of acetone with chloroform takes place with reduction in volume. What type of deviation from raoults law is shown in this case?

Q6 Name and explain the process which can be used for desalination of the sea water.

Q7 Which colligative property is preffered for the molar mass determination of macro-molecules and why?

Q8 Why CaCl used to remove snow on the roads?2

Q9 What are silicia gardens?

Q10 Aerated water bottles are kept under water during summer. why?

Q11 What characteristics do colligative properties of solutions share?

Q12 A little common salt is added to water used for boiling egg to get hard boiled egg. why?

Q13 Liquid ammonia bottle is cooled before opening the seal. why?

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Q14 Tea or coffee is sipped from a saucer when it is quite hot why?

Q15 Semi permeable membrane of Cu [Fe(CN) ]is not used for studying osmosis in non 2 6

aqueous solutions.

Q16 Why does water boil at lower temperature in Shimla than in Delhi?

Q17 Why does a solution of NaCl boil at higher temperature than water?

Q18 Will elevation in boiling point be the same for 0.1M NaCl and 0.1M sucrose solution?

Q19 Why is molality of solution preferred for expressing conc than molality?

Q20 Which aqueous solution has higher conc 1 molar or 1 molal having the same solute?

Q21 ‘Find the molarity and molality of a 13% solution of sulphuric acid (density of sulphuric 3acid solution = 1.10g / cm )

Q22. The vapour pressure of a 5% aqueous solution of a non volatile organic substance at 373 K is 745 mm Hg. Calculate the molar mass of the substance.

Q23. A solution contains 3.5g of a non volatile solute in 125g of water and it boils at 373.52 K. Calculate the molar mass of the solute (Kb of water =0.52K kg/mol)

Q24. Calculate the molecular mass of a substance 1.0g of which on being dissolved in 100g of solvent gave an elevation of 0.307 K in the boiling point. (Kb = 1.84 K kg/m)

Q25 The boiling point of water becomes 100.52 degree celcius if 1.5g of non volatile solute is dissolved in 100ml of it. Calculate the molar mass of the solute. (Kb for water=0.6 K/m)

Q26 Calculate the freezing point of a one molar aq solution of KBr. (density=1.06 g/ml), Kf for water= 1.86 K kg/mol. atomic mass : K = 39, Br=80

Q27 A solution of urea in water freezes at 0.400 degree celcius. What will be the boling point of the same solution if the depression and elevation constants of water are 1.86 degree kg/mol and 0.512 degree kg/mol respectively?

Q28 Find the boiling point and the freezing point of a solution containing 0.520 g of glucose (C H O ) dissolved in 80.20g of water. For Water, Kf=1.86 K/m and Kb=0.52 K/m6 12 6

Q29 A decinormal solution of NaCl exerts an osmotic pressure of 4.6 atm at 300K. Calculate its degree of dissociation (R-0.082 L atm/K/mol) (87%)

Q30 Calculate the amount of sodium chloride which must be added to one kg of water so that the freezing point is depressed by 3K. Given Kf for water=1.86k kg/mol. (47.2g)

Q31 The freezing point of a solution containing 0.2g of acetic acid in 20g of benzene is lowered by 0.45 degree celcius. Calculate the degree of association of acetic acid in benzene (Kf for benzene = 5.12 K kg/mol) (94.6%)

Q32 0.85% aqueous solution sodium nitrate in approx 90% dissociated at 27 degree celcius. Calculate the osmotic pressure. (R=0.0821L atm/K/mol) (4.674atm)

Q33 A very small amount of non volatile solute (that does not dissociate) is dissolved is 3 356.8cm of benzene (density=0.889 g/cm ). At room temp, Vap pressure of the

solution is 98.88mm Hg while that of benzene is 100 mm Hg. Find the molality of the solution. If the freezing point temperature of the solution is 0.73 degree lower than that of the benzene, what is the value of kf for benzene. (5.08 K kg/mol)

Q34 A solution of non volatile solute in water freezes at - 0.30 degree celcius. The vap pressure of pure water at 298 K is 23.51 mm Hg and kf for water is 1.86 degree/molal. Calculate the vap pressure of the solution at the 298K. (23.44 mm/Hg)

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3Q35 To 500 cm of water 0.003 kg of acetic acid added. If 23% of acetic acid is dissociated,

what will be the depression in freezing point? Kf and density of water are 1.86K kg/mol 3and 0.997 g/cm respectively. (i=1.23, )

Organic Chemistry

Q1 Phenols are acidic while alcohols are not although both have OH groups. Explain

Q2 Why is OH group in phenol ortho and Para directing in nature.

Q3 Picric acid has no carboxyl group. Why is it a strong acid?

Q4 Thinyl chloride is considered the best reagent for converting alcohols to alkyl-chlorides. Explain.

Q5 Sodium metal cannot be used for drying alcohols. Assign reason?

Q6. Ethyl alcohol and dim-ethyl ether are isomeric but alcohol is a liquid at room temperature while ether is a gas. Explain?

Q7 Give a brief account of the following for the commercial preparation of phenol.

1) Dow’s process 2) Cumene process.

Q8 Explain giving reasons:-

1) Phenol has a smaller dipole moment than methanol.

2) Unlike phenols, alcohols are easily protonated.

3) The lower homologues of alcohols are soluble in water whereas phenols are onlyslightly soluble in water.

4) C-O bond is much shorter in phenol than in ethanol.

5) 2- nitro phenol can be separated from it’s ‘isomer 4- nitro phenol by steam distillation

6) Phenol develop colour on standing

7) P- nitrophenol is a stronger acid than phenol while p- cresol is a weaker acid.

8) Unlike phenol , 2,4 dinitrophenol is soluble in aqueous Na CO solutions2 3

9) Asmall quantitiy of ethanol is added to chloroform bottles.

10) Anhydrous CaCl cannot be used for drying ethyl alcohol2

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Q10. Distinguish between the following giving suitable chemical reaction: -

a) Acetal dehyde & acetone

b) 2- pentanone & 3 – pentanone

c) 1- propanol & 2- proponol

d) 1- phenyl ethanol & 2- phenyl ethanol

e) Ethyl alcohol & 2- propanol

f) Allyl alcohol & n- propyl alcohol

g) Pri , sec & tert alcohol

h) ACETOPHENONE & BENZOPHENONE

Q11 Out of phenol and benzene, which is more easily nitrated and why?

Q12 Name the enzyme present in yeast, which converts sucrose into glucose and fructose & then to ethyl alcohol

Q13 Explain the mechanism of acid catalysed dehydration of ethanol at low & high temperature?

Q14 What is power alcohol?

Q15 Explain why dehydration of alcohols to form alkenes is always carried out with Conc H 2

SO and not with ConcHCl or HNO ?4 3

Q16 Carry out the following conversions:-

1) Benzene to phenol

2) Ethanol to ethanoic acid

3) Phenol to 2- acetoxy benzoicacid

4) Ethanol to propanone

5) Propan – 2ol to 1- bromopropane

6) ethyl alcohol to t- butyl alcohol

7) Methyl alcohol to isopropylalochol

8) Phenol to benzoic acid

9) Benzoic acid to phenol

10) phenol to acetophenone

Q17 Show with the help of chemical equations what happens when :-

1) Cumene hydro-peroxide is treated with phosphoric acid

2) Phenol reacts with Br in the presence of CS at 278K.2 2

3) 2,4,6 trinitrophenol is heated with Zn dust.

4) Acetone reacts with CH3MgBr followed by hydrolysis

Q18 Write short notes on:-

1. Kolbe’s reaction

2. Reimer – Tiemann reaction

3. Iodoform test

4. Kharasch reaction

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5. Gatermann’s reaction

6. Sandmeyer’s reaction

Q19 Arrange the following in the increasing order of the property indicated against each. Give reasons for your answer

1. CH CH OH, CF CH OH, CCl CH OH - Acid strength3 2 3 2 3 2

2. 2 - methyl 2- propanol , 1- butanol and 2- butanol – reactivity towards sodium

3. Phenol, p- crerol, ethanol, p- nitrophenol, p- methoxy phenol- Acidity.

4. Water , phenol, ethanol, benzoic acid – Acidity

5. CH OH, CH CH OH, (CH ) COH – Acidity3 3 2 3 3

BIOLOGY

1. Define health. Also name the factors which affect health.

2. Differentiate between:

a. Primary and secondary response

b. T-cell and B-cell

c. Cell mediated and humoral immunity

d. Benign and malignant tumor

e. Active and passive immunity

f. Normal and cancer cells

3. Write pathogens, nature of pathogen, diseases, symptom of disease and their mode of transmission for following diseases-

Typhoid, pneumonia, common cold, malaria, amoebiasis, ascariasis, elephantiasis, ring worm and AIDS.

4. Discuss lifecycle of plasmodium with the help of diagram.

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O

5. What do you understand by term 'immunity'? Differentiate between innate and acquired immunity.

6. Draw a well labeled diagram of antibody.

7. Define allergy. Also name the chemicals released during allergy and drugs used for the treatment of it.

8. Expand the term MALT. Discuss different lymphoid organs with their functions.

9. Draw a well labeled diagram showing replication of retrovirus.

10. Expand and write their functions of ELISA and NACO.

11. Discuss various methods for the detection and treatment of cancer.

12. Suggest the steps for the prevention of alcohol and drug abuse.

13. List harmful effects of alcohol and drug abuse.

14. Complete it-

15. Collect the relevant literature / data for the topic choose in Bio Project. Study it, perform the necessary experiments (if required) and compile the project in a report form, which has to be submitted in AISSCE 2015 (a rough draft).

MATHSLOGARITHMIC DIFFERENTIATION

DIFFERENTIATE FOLLOWING W.R.T. X

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DERIVATIVES OF INVERSE TRIGONOMETRIC FUNCTIONS

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PROBLEMS BASED ON SECOND ORDER DERIVATIVE

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APPLICATION OF DERIVATIVES

INCREASING - DECREASING FUNCTION

Q.1 Show that the following function is increasing on R.

Q.2 Find the intervals in which the following functions are strictly increasing or decreasing.

(i) (ii) (iii)

Q.3 Determine the interval in which is increasing or decreasing. Also obtain the points at which tangent is parallel to x-axis.

3 24 6 3 12+x - x x+

26 9- x - x 3 22 9 12 2- +x x x+3 212 36 6+ +x x x+

( ) ( )( )2

1 1= -f x x x+

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Q.4 Show that the function is decreasing on .

Q.5 Determine the interval where is strictly increasing

or strictly decreasing.

Q.6 Show that is an increasing function on R whatever may be the value of .

Q.7 Show that is decreasing function of R.

ROLLE'S THEOREM AND MEAN VOLUME THEOREM

Q.1 Verify Rolle's theorem

Q.2 Using Lagrange's mean value theorem show that sinx < x for x>0.

MAXIMA AND MINIMA

Q.1 A window in the form of a rectangle is surmounted by semi-circular opening. The total perimeter of window is P m, find dimensions of the window to admit maxima light through whole opening.

Q.2 The section of a corner window is rectangle surmounted by a equilateral triangle. Given that the perimeter is 12 metres, find the maximum amount of light that may be admitted.

2Q.3 Find the point on the curve y = 4x which is nearest to the point (2, –8).

Q.4 Find the volume of largest right circular cone that can be inscribed in a sphere of radius r.

Q.5 Find the volume of largest right circular cylinder that can be inscribed in a sphere of radius r.

Q.6 Find the volume of largest right circular cylinder that can inscribed in a cone of radius r and height h.

Q.7 Show that the volume of the greatest cylinder which can be inscribed in a cone of 3 2

height h and semi vertical angle a is 4/27 ph tan a.

Q.8 A point on the hypotenuse of a right triable is at a distance 'a' and 'b' from the sides of point on the hypotenuse of a right triable is at a distance 'a' and 'b' from the sides of

the triangle. Show that the minimum length of the hypotenuse if 2

Q.9 A jet of an enemy is flying along the curve y=x +x. A soldier is placed at the point (3,2). What is the nearest distance between the soldier and the jet ?

Q.10 Prove that the radius of the right circular cylinder of greatest curved surface area which can be inscribed in a given cone is half of that of the cone.

Q.11 Find the are of the greatest isosceles triangle that can be inscribed in a given ellipse having it vertex coincident with one end of the major axis.

tan 4-x x ,3 3

-p pæ öç ÷è ø

( ) sin cos ,0 2= - £ £ pf x x x x

( ) cos= - lf x x+ x

( ) 1tan-=f x x - x

[ ]

4 4

3 2

f (x) sin cos for 0,2

f (x) 6 11 6 for 0,3

pé ù= + Îë û

= + - Î

x x, x

x - x x x

32 2 23 3a bé ù+

ê úë û

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Q.19 Find the value of a for which is increasing on R.( ) 3 29 9 3= - + +f x ax ax x

Q.20 Seperate into sub-intervals in which is increasing or

decreasing.

0,2

pé ùê úë û

( ) 4 4sin cos= +f x x x

Q.21 Show that is strictly increasing function on the interval ( ) ( )1tan sin x cosx-= +f x 0,4

pæ öç ÷è ø

Q.12 Show that the semi vertical angle of cone of maximum volume and given slant height

is .

Q.13 Show that the semi vertical angle of right circular cone of given volume and least

curved surface is .

Q.14 A manufacturer plans to construct a cylindrical can to hold one cubic metre of liquid. If the cost of constructing op and bottom of the can is twice the cost of constructing the side, what are the dimensions of the most economical can

Q.15 If the sum of the lengths of the hypotenuse and another side of a right angled triangle is

given, show that the area of a triangle is maximum when the angle is .

Q.16 Find sides of a rectangle with greatest area which can be inscribed in the ellipse.

Q.17 A wire of length 28m is to be cut into two pieces, one of the pieces is to be made into a square and the other into a circle, where should the wire be cut so that the combined area is minimum.

Q.18 A given quantity of metal is to be cast into a solid half circular cylinder (ie., with rectangular base and semi-circular ends). Show that in order that the total surface area may be minimum, the ratio of the length of the cylinder to the diameter of is circular ends is .

3p

2 2

2 2

x y1

a b+ =

( ): 2p p+

-1 1cos

3

-1cot 2

MULTIMEDIA AND WEB TECHNOLOGY Q1. Write the code to assign the values 100 & 3 two variables name n1 & n2 & then find

the sum, difference & product of n1 & n2. Also, find the quotient & remainder when n1 is divided n2.

Q2. W.A.P to print.* * ** * *

Q3. W.A.P to print the factorial of a given number

Q4. Prepare a web page that accepts name & D.O.B of the user. Create a button called msg, on the click event of this button call the producer which will compare the D.O.Bentered by the user with current date, if it is same other display the greeting msg. with the name otherwise display the appropriate message.

Q5. Write the HTML code for creating the form given below and also write the VB script code for the click event of the “Calculated Cost” which will calculate the total cost of the items bougt and diplays it in an box. For e.g. if the user select T-shirt as the item and entes the number of items as 2 then the total cost will be Rs.600.

Item bought

No. of Items bought

Cost of item

Calculate Cost

Q6. Write a sub-routine that takes a character and as integer as parameter and prints the character given number of times.

Q7. Write a function that takes the base and exponent as arguments and returns the power of the base to the exponent.

Q8. Write a sub routine that checks to see whether a string passes as argument is a valid date. If not, then initialize the date to today’s date. Use msg box to display the date.

Q9. Write an ASP application to assign your name and apply the string function to find the first and last five character four your name?

Q10. Write a program to enter any no. of numbers into an and arrange all the element in according order using bubble sort method.

Q11. Write a program to find the Min & Max. element in an array of 10 no.

Q12. Write a program to print a pyramid1223334444

Q13. Write a program to print the reverse of number 123456 and sum of its digits.

COMPUTER SCIENCEQ1. Declare a structure having following members: customer no., number of units

consumed and bill. The bill is to be calculated according to the following conditions:

Units consumed tariff

For the first 100 units Rs.0.40 per unit

For the next 200 units Rs.0.50 per unit



Beyond 1000 units Rs.1.50 per unit

Write a program to calculate the bill and displaying the information of all the customers in the sorted order of customer no.

Q2. Declare a structure to represent a complex number (a no. having real part & an imaginary part). Write a program to add, subtract, multiply and divide two complex numbers.

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Q3. Write a program to accept the name and total marks of 20 students in an array. Display the names of the students (including marks ) securing highest and lowest marks using structure.

Q4. (i) What is the difference between structure and arrays?

(ii) What is the advantage of creating an array of structures instead of using individual variable names for each structure variable?

(iii) Use typedef to define unsigned int , signed int & short int.

(iv) What are the two ways of initializing members of a structure ?

Q5. A class student has three data members : name, roll, marks of five subjects and member function to assign streams on the basis of table given below:

AVERAGE MARKS STREAM

96% or more computer sc.

91-95% electronics

86-90% mechanical

81-85% electrical

76-80% chemical

71-75% civil

Q6. Let item list be a linear array of size N where each element of the array contains following fields. Item code item price and quantity. Declare a class with item list. data members & member functions will perform the following function

(i) Appending an item to the list

(ii) Given an item code , delete an item from the list

(iii) Printing the total value of the stock

Q7. Create a class called box whose constructor function is passed three double values, each of which represent the length of one side of a box . from the box class compute the volume of the box ans store the result in a double variable. Include a member function called vol() that displays the volume of each box object.

Q8. (a) Define

(i) abstract data type (ii) encapsulation (iii) data hiding

(iv) function overloading (v) constructor overloading (vi) inheritance

(b) What do you understand by a member function? How does a member function differ from an ordinary function ?

(c) Define data members, member functions, private & public members with example?

(d) What do you understand by constructor & destructor functions used in classes?

How are these functions different from other member functions?

Q9. Attempt question no. 1, 2, 5, 6, 7 of CBSE question paper (Computer Science) from (2005-2012).

Note : Exempt output questions if based on pointers.

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INFORMATICS PRACTICESQ1. Answer the following questions based on Networking and Open Source

a) India Marchants Co is planning in the office building to connect all computers,each spread over within distance of 45 Meters. Suggest the economical cabletype having highspeed data transfer which can be used to connect thesecomputers.

b) ABC Co is planning to connect their two different networks using different protocolc) and having different size in terms of computer. Which device will you suggest them

to installed for connection.a. Routerb. Bridge

c. Gateway

d) Mrs Sangita purchased a NIC card. There is some number printed in the form of

i. 10 : B6 : 08 : 76 :3E : AB. What does this number represents to? Explain the two

ii. parts?

e) Write any two significance of Unicode? f) Which of the following is not a Open Source/Free Software:

1. Mozilla2. PostgreSQL3. Tomcat

4. Microsoft Office 2007

g) Define Proprietary Software?

h) Identify the type of Topology from the following:

a. if one node fails to pass data through itself, the entire networks fails and no traffic can flow.

b. nodes are connected together in an arbitrary fashion. A link may or may not Connect two or more nodes.

i) Define the following with reference to attacks to Network Security:

a. Snooping

b. Eavesdropping.

TOPIC : MYSQL commands

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TABLE: MASTERQ2. Write SQL command for the questions on the basis of table MASTER

No.

Name

Age

Dept

Dateofjoin

Salary

Sex

1

Jugal

34

Computer

2007-1-10

12000

M

2

Sharmila

31

History

2008-3-24

20000

F

3

Sandeep

42

Maths 2006-12-

12 30000

M

4

Sangeeta

35

History

2009-1-7

40000

F

5

Rakesh

42

Maths 2007-5-9

25000

M

6

Shyam

50

History

2008-6-27

30000

M

7 Shivom 44 Computer 2007-2-25 21000 M

8 Shakalkha 33 maths 2007-7-31 20000 F

a) To show all information about the history dept.

b) To list the name of females teacher who are in maths dept.

c) To list the name of all teachers with their date of admission in ascending order.

d) To display teachers name,salary,age for the male teachers only.

e) To count the number of teachers with age > 23.

f) To insert a new row in master table with the following date :

9,raja,26,computer,2005-5-13,2300,M

Q3. Write SQL commands for the ques a) to f) on the basis of table: FAMILY

a) To select all the information of family whose occupation is service.

b) To list the name of family where female members are more than 3.

c) To list all name of family with income in ascending order.

d) To display family name, male members and occupation of business family.

e) To count the no. of family whose income is less than 110000

f) To insert the record in the family table with the following data

9,d souza, 2, 1,115000,service

Q4. Consider the two tables given below

Table: SUPPLIER

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NO.

NAME

Female members

Male members

Income

Occupation

1

Mishra

3

2

67000

Service

2

Gupta

4

1

150000 Business

3

Khan

6

3

48000

Mixed

4 Chaddha 2 2 125000 Business

5 Yadav 7 2 120000 Mixed 6 Joshi 3 2 1.14000 Service 7 Maurya 6 3 45000 Farming 8 rao 5 2 110000 service

S # P name S name Qty. Price City S1 Bread Britannia 150 8.00 Delhi S2 Cake Britannia 250 20.00 Mumbai S3

Coffee

Nescafe

170

45.00

Mumbai

S4

Chocolate Amul

380

10.00

Delhi

S5

Souce

Kissan

470

36.00

Jaipur S6

Maggi

Nestle

340

10.00

Kolkata

S7

Biscuit

Marie

560

21.00

Chennai

S8

Jam

Kissan

220

40.00

Delhi

S9

picnic

345

5.00

Kolkata

Table: PRODUCT

a) To display the Pname having same city and Pcity.

b) To display the product name having city of SUPPLIER as Jaipur.

c) To display the Pname,Sname having P# value 1

d) To display the Pname and Pcity where qty is 340

e) What will be the output of the following query

Select Pname , p#

From Supllier , Product

Where city = Pcity ;

MEDIA STUDIESMaking a Port folio

1. Activity 16 and 18 of MEDIA LITERACY

2. Research online and try to read news reports on “DELHI GIRL GANG RAPE” case. Develop a perspective of your own.

3. Review a film adapted from a piece of literature.

4. PHOTO FEATURE on the topic “WET”










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P # P name P city P1 Bread Delhi P2 Cake Delhi P3

Coffee

Kolkata

P4

Sauce

Jaipur








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