Kendriya Vidyalaya Palwal

Summer Vacations Holiday homework(2019-20)

CLASS- 6

SUB-ENGLISH

1. Read the chapters and write word meaning-

a) How the Dog found himself a New Master

b) The Friendly Mongoose

2. Write at least 5 sentences each of the following tenses

a) Simple Present Tense b) Present Perfect Tense

c) Simple Past Tense d) Simple Future Tense.

3. Write your experience of vacation( Min 2 pages).

4. Write down

a) 40 verb forms.

b) 40 degrees of adjectives.

c) 40 opposite words.

5. Read a story book.

6. Project Work

Paste the date wise newspaper cutting of important news.

Class-6

Subject: Science

(a).What are the different component of food? Paste the sources of each component of food in scrap book?

(b). Paste the different types of natural and synthetic fibres in scrap book and write the differences?

(c). Find out the names of plant that grow in water and parts which are eaten as food?

(d). What are the harmful effect of excess intake of fats and proteins?

Class-6

Subject: Sanskrit

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2. 1 5

3. ,

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5. 10 10

Class-6

Subject: Hindi

1. 1 5

2. 1 17

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Class-6

Subject: Maths

Q1. Fill in the blanks :

a) 1 lakh =________ ten thousand

b) 1 million =________ hundred thousand

c) 1 crore=________ten lakh

d) 1 crore=________million

e) 1 million=________lakh

Q2. Insert commas suitably and write the names according to Indian System of Numeration:

a) 87595762b)8546283c) 99900046d)98432701

Q3. Insert commas suitably and write the names according to International System of Numeration:

a) 78921092b) 7452283c)999851102d) 48049831

Q4. A book exhibition was held for four days in a school. The number of tickets sold at the counter on the first, second, third and final day was respectively 1094, 1812, 2050 and 2751. Find the total number of tickets sold on all the four days.

Q5. Shekhar is a famous cricket player. He has so far scored 6980 runs in test matches. He wishes to complete 10,000 runs. How many more runs does he need?

Class-7

Subject: Maths

Q.1 Learn the tables by heart up to 20.

Q.2 Write and learn the squares and cubes of numbers from 2 to 20.

Q.3 Define the followings-(Write on A-4 Size Sheet) a) Natural Numbers b) whole Numbers c) Integers d) Even and Odd Numbers e) Prime and Composite Numbers

Q.4 Learn and Write the formulae: i) Area and Perimeter of Rectangle ii) Area and Perimeter of Square iii) Circumference and Area of Cirle

Q.5 Find the Area and Perimeter of your Bed Room, Drawing Room and Dining Room according to their shapes. Do this work practically.

Q.6 Write the additive and multiplicative inverse of numbers:- (a) -7 (b) -2/8 (c) -3/-5Q.7 Write 5 pairs of integers whose sum is -7Q.8 Do the followings by using appropriate properties:- (a) 102X41 (b) 399X15 (c) 653X(-27)+653X(35) Verify the followings (d) 20X[7+(-4)]=[20X7(-4)] (e) 75X(19-7)=75X(19)-75X(7

Q.9 Understand the pattern and complete it by next 3 steps 1X8+1=9 12X8+2=98 123X8+3=987

1234X8+4=9876 5/2 cm 18/5 cm

Q.10 Find the perimeter of

i) triangle 11/4 cm

ii) Rectangle

iii) perimeter of whole figure 7/6 cm

Q.12 Solve these fractions :

i) 2/3 + 7/12 + 3/9 ii) 5/24 +7/12 + 8/36

iii) 7 17/5iv) 4 19/3

Q.13 A car runs 18 kilometers using 1 ltr of petrol. How much distance will it cover using 13/4 litre of petrol?

Q. 14 Add the decimals :

i) 3 km 200 m and 5 km 75 m

ii) 15 kg 700 g and 12 kg 30 g

iii) Express 30 mm into cms,metres, kilometers.

Q.15 Revise the Chapters 1 and 2 completed in the month april,may -2019.

Class-7

Subject: Hindi

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CLASS- 8

SUB-ENGLISH

1. Read the chapters and write word meaning

a) Tsunami

b) Geography Lesson

2. Write your experience of vacation ( Min 2 pages).

3. Write one of your favourite stories which you can narrate in the class room (when the school reopens)

4. Write down

a) 40 verb forms.

b) 40 degrees of adjectives.

c) 40 opposite words.

5. Project Work

Paste the date wise newspaper cutting of important news.

Class-8

Subject: Sanskrit

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2. 1 5

3. , , , ,

4. , , 10- 10

5.

6. 1 100

7. 10 ,

Class-8

Subject: Hindi

1 10

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3. , , , ,

4.

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Class-8

Subject: Science

1. Can we grow wheat crop in kharif season. Give reason.

2. Write two examples of crop grown in October and harvested in February .what type of crop is it?

3. Distinguish between fertilizer and manure.

4. Why is soil loosened before seeds are sown?

5. PET are polymers used for making water bottles. Identify the type of polymer and give its full form.

6. What are microbes? Write their types.

7. Diagrammatically explain modern methods used for irrigation ,where conservation of water can be maintained.

8. Explain harvesting of mature crop and its safe storage.

9. Write 10 lines for microorganism as friend.

10. Name the carriers for malaria and dengue disease.

Class-8

Subject: Maths

1. Learn tables from 2 to 20 by heart.

2. Learn and write squares and cubes of numbers 1 to 20.

3. Learn all the algebraic identities.

4. Learn formulae of Areas and Perimeter of plane figures like square, rectangle and circle. Also learn formulae of 3-D shaped figures like cone, cylinder, sphere, cube and cuboid.

5. Revise syllabus done in the month of April and May, 2019.

6. Explain the following terms:

a) Natural numbers

b) Whole Numbers

c) Integers

d) Rational Numbers

e) Even & odd numbers

f) Prime & Composite Numbers

7. Which numbers are known as additive multiplicative identities of the numbers.

8. Write reciprocal of:

7/5 -9/2 -17/-19

9. Represent on number line (a) 5/6 (b) 9/10

10. Draw the following angles using protractor

a) 600 b) 900 c) 1800 d) 450 e) 1200 f)750

b)

Class-8

Subject: SST

Q-1=Why Banglore calledsilicon plateau ?

Q-2=Who lived in the write area in cities such ?

Q-3=What is bandana ?

Q-4=What is F.I.R ?

Q-6=Who are the agarias ?

Q-7=Why did Willian jones feel the need tostudy Indian philosophy and law ?

Q-8=What is agriculture ?

Q-9=Name any 3 common minerals used by you everyday life?

Q-10=Why are people considered a resources ?

Q-11=Who is a prosectour ?

Q-12=What is the role of the judge in the criminal justice system ?

Q-13=What is the role of the judge in the criminal justice system ?

Q-14=Do you think water in a criminal is available and affordable by all discuss?

Q-15=List 2 reason why advises are becoming increasingly marginalized ?

Q-16=How is the work of the judcary categorise ?

Q-17=Name 3 problems that the newly independent nation of india faced ?

Q-18=Distinguish between the following ?

(i)Agro based and mineral based industries station ?

Class-9

Subject: SST

HISTORY

1. Who were the Jacobins? What role did they play in making France a republic?

OR

Name the popular political club in France. Who was its leader?

2. Name any two prominent persons killed by using guillotine.

3.Explain the role of Napoleon as an emperor of France. What are his contributions?

ECONOMY

4. Which Indian state has the highest density of population?

5. Which is least densely populated state of India

6. What is NPP?

7. What are the factors responsible for the uneven population distribution of India

8. Explain the main causes responsible for the rapid population growth in India

CIVICS

1. Who said these words, Democracy is the rule of people, for the people and by the people?

2. Ans. Abraham Lincoln.

3. Which party is ruling over Zimbabwe since independence?

4. When did Parvez Musharraf come to power in Pakistan?

5. Name a country which has multi-party system.

6 Pakistan under General Pervez Musharaff was a democratic country or non democratic. Give reasons.

7. Some countries are not ready to give voting rights to its citizens. Explain.

8. Is India a democratic country? Write any three arguments in favour of your answer. .

9 Name the book that has proposed a division of power within the government?

10. Who was Olympe de Gouges?

GEOGRAPHY

.

1. Which is the southern most tip of main land of India?

2. Justify the naming of Indian Ocean after India?

CLASS 9

Subject: Science

1 Prepare PPT on-

*Tissue in plant & animals.

*Diversity in living organisms.

2 Revise lesson-1-Matter in our surrounding

Lesson-5-Cell structure

3 Prepare a project and model for science exhibition

(in group 5)

CLASS-9

Subject: English

Q1) Who is your favourite icon.( Personality) Write life- sketch about him/her

-Mentioning - his/ her childhood, his/ her education, his/ her great contribution/ achievements

Any reason(s) why do you like him / her so much.

Q2) what changes do you see in the below mentioned things, compare them-

1) Old school and New school education system

2) Old exam Pattern and new exam pattern

3) Old food habit and new types of food

4) Old human values and present human values

5) Old kinds of means of entertainment and the present time means of entertainment

Q3) Read & write story of Moments 2- The adventure of Toto and summarise it in your own words with the moral you derive from it.

Q4) Write definition of all these with one or two examples-

Topic - Parts of speech-

1) Noun 2) Pronoun 3) Adjective 4) Adverb 5) Verb 6) Preposition 7) Conjunction 8) Articles

Q 5) Write short paragraphs in your own words (words limit 100-

120)

1) How to remain healthy

2) Advantages of reading

3) Why are human values essential in a civilised society

4) Internet- Boon or curse

5) Global warming and its effects

(HAVE A JOYFUL SUMMER VACATION 2019

By- Sub. Teacher (English)

CLASS-9

Subject: Maths

1. Learn tables from 2 to 20 by heart.

2. Learn and write squares and cubes of numbers 1 to 20.

3. Learn all the algebraic identities.

4. Learn square roots and cube roots also

5. Learn formulae of Areas and Perimeter of plane figures like square, rectangle and circle. Also learn formulae of 3-D shaped figures like cone, cylinder, sphere, cube and cuboid.

6. Revise syllabus done in the month of April and May, 2019.

7. Draw Square Root Spiral.

8. Visualise 9.37777. on number line.

9. Represent 6.3 geometrically.

10. Locate 17 in number line.

11. Express 0.31783178.. in the form p/q.

12. Find the remainder when x3-ax2+bx-a is divided by x-a.

13. Find the value of k if (x-1) is the factor of

a) p(x) = x2+x+k

b) p(x) = kx2-2x+1

14. Show that 2x+1 is the factor of 2x3-11x2-4x+1

15. Factorise: x3-2x2+142x-120.

CLASS-9

Subject: Hindi

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4 250-300

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CLASS-10

Subject: Maths

1. Prove that the following are irrational:

a) 33/2 b) 7-23 c) 35-8

2. Sita takes 35seconds to pack & label a box, Ram takes 42 seconds for the same and Geeta takes 28 seconds. If they all start at the same time after how many seconds will they be using the machine together.

3. The LCM of two numbers is 14 times their HCF. The sum of HCF and LCM is 600. If one number is 280 then find the other number.

4. Show that any positive odd integer is of the form 8q+1, 8q+3 or 8q+5 or 8q+7. Where q is some integer.

5. Form a quadratic polynomial whose zeroes are 7+22 and 7-22.

6. If and are the zeroes of quadratic polynomials and +=24, -=8, then find the quadratic equation and verify the relationship b.w coefficients and the zeroes.

7. Find the zeroes of the polynomial x2+1/6x-2 and verify the relationship b.w coefficients and the zeroes.

8. If the remainder on dividing the polynomial x3+2x2+kx+3 by x-3 is 21, find the quadratic polynomial and the value of k.

9. If & are the zeroes of polynomials 2x2+3x+5 then find the value of (+)/.

10. Obtain all the zeroes of polynomial 3x4+6x3-2x2-10x-5. If two of its roots are -1 & -1.

Class-10

Subject: Science

1.Prepare power point presentation on topic-

(a)Control and coordination in human

(b)Reproduction

2.Read lesson -Light and acid/bases and salts and try to Solve NCERT and intext questions.

3.Draw well labelled diagram of *Human circulatory system(heart).

*Structure of nephron

*Human brain

*Reflex arc

*Digestive system of human

*Male and female reproductive system.

Class-10

Subject: English

Q1) Write a bio- sketch of any great personality whose contribution is recognised throughout the world as a politician, musician, sportsman, educationist, environmentalist etc.

Pen down your thoughts on the basis of the given hints

His/ her childhood

His/her education

His/ her remarkable achievements

His/ her unforgettable contribution towards nation as well as world

Reasons: why do you like him / her? The best quality/ trait in him/her that fascinated you much.

Q2) Name any ten worlds renowned Poets or Authors of English and also mention their famous writings in the domain of Literature.

Q3) Write any two examples of each of the Poetic devices-

Alliteration

Repetition

Refrain

Two pairs of rhyming words

Rhyming scheme of any one stanza of the Poem of your text

Simile * Metaphor * Personification

Q 4) Construct a story on your own based on the theme of suspense, curiosity, horror or any other inspiring theme with appropriate title.

What message is derived from the story?

Q5) Now days, we experience that moral values are declining because of mans materialistic attitude, life style, and greed and cut throat competition. Write your own ideas, sharing your ideas with your parents or grandparents and also write the ways how to inculcate human values among the teenagers.

(WISHING YOU ALL A JOYOUS SUMMER VACATION- 2019)

Sub. Teacher (English)

Class 10

Subject: Social science

1. What do you mean by power sharing?

2. What is a resource?

3. Where was the first international earth sumbit held ?

4. What is the define sustainable development ?

5. Who hosted the congress of viana in 1815?

6. Who were Marianne and Germania ? what was the importance of the way in which they were proclaimed?

7. Distinguish b/w renewable and non-renewable resources?

8. What are different forms of power sharing in modern democracy?

9. How is the issue of sustainability important for development ? explain.

10. Why do we use average ?are there any limitation to their use.

11. What issoil erosion ? how do human activities and natural forces cause soil erosion?

12. What was romanticism ? write about the effort of romantic artists and poets to shape nationalist felling .

13. What is soil ? what type of soil found in maharastra , rajasthan and Orissa. With the help of map.

14. Who was federic sorrieu?

15. The hab sburg s were rule of?

16. Which year was congress of viana form?

17. What do you mean by resources?

18. What are the two another name of alluvial soil?

19. What steps should be taken to control soil erosin in hilly areas?

20. What are biotic and abiotic resources? Give some examples

21. Describe in brief any 5 features of the treaty of vianaof 1815?

22. What was romanticism ? write about the effort of romantic artists and poets to shape national fellings ?

23. Difference b/w renewable and non-renewable resources?

24. What is land degradation? list any four ways to solve these problems

25. Which reforms were brought by nepolean to make his rule more effective in the territory under his control.

Class-10

Subject: Hindi

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Class-12

Subject: Economics

Q-1What is stagnant economy ?

Q-2Define occupational structure ?

Q-3What do you mean by infant mortality rate ?

Q-4What do you mean by colonial exploitation of the Indian economy under british rule ?

Q-5What is high degree uncertainty in agriculture ?

Q-6Write four features of Indian economy and explain ?

Q-7 what was the state of agriculture sector of Indian economy on the eve of independence?

Q-8What is economic planning?

Q-9Define capitalist economy ?

Q-10Define mixed economy ?

Q-11What is full employment?

Q-12What is the long periods goal of planning?

Q-13write four features of economic policy under planning 1991 and explain ?

Q-14What is the importance of agriculture in India economy?

Q-15 What are the features of India agriculture ?

Q-16What are the problems of Indian agriculture?

Q-17What is agaraaian reforms?

Q-18What is general reforms?

Q-19What is achievements of agrarian reforms GREEN REVOLUTION?

q-20What are the limitations of green revolution?

Q-21What is sustainable farming?

Class-12

Subject: English

1. Read news paper and listen to news daily.

2. Read the enemy and poets and pancakes and write brief summary of each chapter .

3. 1.learn and revise all the syllabus done so far.

4. Write /practise:

.2 note making and summarising

.2 articles

.2 speeches

.2 speeches for debate

.2report writing

.2 formal invitation with replies

.2informal invitation with replies

.13 advertisements

.4 business letters

.2 application for job

5. Make comprehension question of my mother at sixty six and an elementary.

Class-12

Subject: Biology

Answer the following questions

1. Define the following keywords:

Lifespan

Clone

Conidia

Buds

Gemmules

Zoospores

Vegetative propagules

Staminate

Pistillate

Monoecious

Dioecious

Isogametes

Heterogametes

Meiocytes

Parthenogenesis

2. Why is water hyacinth called Terror of Bengal?

3. Higher organisms have resorted to sexual reproduction in spite of complexity. Why?

4. Why are offsprings of oviparous animals at a greater risk as compared to offspring of viviparous animals?

5. Give 2 examples of plants showing unusual flowering phenomenon.

6. Differentiate between oestrous cycle/ menstrual cycle, seasonal breeders/ continuous breeders.

7. Name the cells present in a pollen grain. Differentiate between the two.

8. Give 2 characteristic features of cells of tapetum.

9. What are the characteristics of pollen grains of water pollinated flowers?

10. Write the steps of artificial hybridization carried out in a pistillate plant.

11. What is the need of outbreeding devices?

12. Differentiate between perisperm and pericarp.

13. Give 2 examples of seeds that remain viable for a very long period.

14. What is meant by momosporic development of female gametophyte?

15. Why is apple called a false fruit? Which part of the flower forms the fruit?

Class-12

Subject: Hindi

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CLASS : 12

SUBJECT : COMPUTER SCIENCE

Q1. What is the difference between script mode and interactive mode in python?2

Q2. Explain different types of datatypes in python with example.2

Q3. What is the usage of the following functions :2

i) Input()ii) eval()

Q4. Explain the types of comments in python with suitable example.2

Q5. What is the difference between selection/conditional statements and iteration/ looping constructs?

Give an example to illustrate. 2

Q6. Convert the following for loop into while loop:2

for k in range(10,20,5):

print(k)

Q7. Find the errors in the following code, underline the correction and rewrite the corrected code : 2

x = int(enter value for x:))

for in range[0,11]:

if x = y

print(x+y)

else:

print(x-y)

Q8. Write a program to generate the table of a number using for loop.3

Q9. Write a program to calculate factorial of a number using while loop.3

Q10. Write a program to generate Fibonacci series in a tuple.3

Q11. Write a program to find maximum, minimum and mean value from the inputted list.3

Q12. What is a tuple? Differentiate between lists and tuples.3

Q13. Write a four function calculator by using ifelse.3

Q14. Write a program to find the sum of n natural numbers using for loop.

Class-12

Subject: Business studies

1. Nature and Significance of Management ( CBSE Case Study question)

2. Principles of Management ( CBSE Case Study question)

3. Business Environment ( CBSE Case Study question)

4. Planning ( CBSE Case Study question)

5. Project (From Marketing or Principles of management) for Board examsas per CBSE guidelines.

Class-12

Subject: Accountancy

1. Not-for-profit organization ( D. K. Goeland previous year CBSE numerical)

2. Partnership fundamentals ( D. K. Goel and previous year CBSE numerical)

3. Goodwill and its valuations ( D. K. Goel and previous year CBSE numerical)

4. Sacrificing and Gaining ratio (D. K. Goel and previous year CBSE numerical)

5. Project- Comprehensive for Board exams as per CBSE guidelines.

Arvind Kumar

(PGT- Commerce)