APEEJAY SCHOOL, SAKET HOLIDAY HOMEWORK 2017
CLASS -IX ENGLISH 1. Read Three Men in a Boat during the summer break and answer the following questions in your language notebook. (100-150 words) i) Comment on the title Three Men in a Boat ii) Give character sketch of the following in 100-120 words a) Jerome b) George c) Harris d) Montmorency 2. Follow the links given and attempt the grammar exercises. Take printouts and paste them in the language notebooks http://www.englisch-hilfen.de/en/download/worksheet_word_order_sentences1_en.pdf http://www.englisch-hilfen.de/en/download/worksheet_word_order_questions_do_en.pdf http://www.englisch-hilfen.de/en/download/test_word_order_en.pdf http://www.englisch-hilfen.de/en/download/test_passive1_en.pdf http://www.englisch-hilfen.de/en/exercises_list/alle_grammar.htm 3. Suggested Readings: 1. Pride and Prejusice by Jane Austen 2. To kill a Mockingbird by Harper Lee 3. The Canterville Ghost by Oscar Wilde 4. The Hounds of Baskerville by Arthur Conan Doyle
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FRENCH crivez un article dtaill sur les avantages dapprendre la langue franaise (150-200 mots). Parlez des chemins que vous pouvez poursuivre aprs avoir appris cette langue. Pourquoi aimez vous cette langue. Faites-le dans votre cahier de classe.
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http://www.englisch-hilfen.de/en/exercises_list/alle_grammar.htm
MATHEMATICS Students need to solve three assignments in their assignment notebook attached herewith.
a) Assignment 1 on Number system b) Assignment 2 on coordinate geometry c) Assignment 3 on Herons formula
SCIENCE
Students need to solve three assignments in the respective subject notebooks attached herewith. Collect seeds throughout summer and spread them in the monsoon. Carry them everywhere and help in growing plants in barren land.
SOCIAL SCIENCE Make a project on disaster management. 1. Discuss the concept of disaster management, its significance in dealing with hazards. 2. With the example of a case study (Tsunami in 2004, India), discuss the role of disaster management. Try to bring out the truth that disaster management is effective in dealing with such natural calamities. 3. Discuss the Dos and Donts during and after a tsunami. The project work will be assessed under subject enrichment activity and will be of of 5 marks PREPARATION AND SUBMISSION OF PROJECT REPORT 1. Each student will prepare and submit her/his project report after the summer vacation. Following essentials are required to be fulfilled for its preparation and submission- the project should be made from eco-friendly products without incurring too much expenditure. The Project Report should be handwritten by the students themselves. 2. Credit will be awarded to original drawings, illustrations and creative use of materials. 3. The project report will be presented in a neatly bound simple folder. 4. The project report will be developed in this sequence-
Cover page showing project title, student information, school and year List of contents Acknowledgements and preface (acknowledging the institution, offices and libraries visited and
person who have helped). 5. All the photographs and sketches should be labeled and related to the theme.
COMPUTER
Design a website using Kompozer/HTML/Frontpage on any one the following topics: a) Cyber Safety b) Digital India The website should consist of at least 6 pages with good formatting, aesthetics and technical aspects. E-mail your website with your name, class and section to school email-id [email protected]
APEEJAY SCHOOL,SAKET
SESSION : 2017-18 ASSIGNMENT 1-(CHEMISTRY)
Q1. State characteristic property of (a) Solids (b) Liquids (c) Gases Q2. Why is a solid not compressible? Q3. Give an example of compressed gas used at home. Q4. What is the physical state of the water at (a) 250C (b) 100C Q5. An inflated balloon collapses when pricked. Name the property of gases exhibited by this. Q6. Define diffusion. Explain the effect of change of temperature on diffusion. Q7. Solids are generally rigid. What do you say about a rubber band which changes its shape when stretched? Is it solid? Q8. Define density. What is its unit? Q9. What is sublimation? Give two examples. Q10. Define melting point. Q11. Write the name of the process of the following state change. (a) Solid to liquid (b) Liquid to solid (c) Liquid to gas (d) Gas to liquid (e) Solid to gas (f) Gas to solid Q12. Why does temperature remain same during melting when all the ice changes into water? Q13. Which property of matter is helpful in survival of aquatic plants and animals? Q14. What do you mean by (a) Latent heat of fusion (b) Latent heat of vaporization Q15. State the relation to change the temperature of Kelvin scale to Celsius scale. Q16. Differentiate between a gas and vapour. Q17. Why does food cook faster in a pressure cooker? Q18. Iron ball is solid and water is a liquid. How do two differ with respect to their shape, size, compressibility and diffusion? Q19. Give one example of each of the following (a) Gas in gas diffusion (b) Liquid in liquid diffusion (c) Solid in solid diffusion Q20. Name the two main factors responsible for the difference in the three states of matter. Q21. An inflated air balloon collapse when pricked. Name the property of gaseous state shown by this fact. Q22. In substance A, the forces of attraction between particles are very weak and the distance of separation between the particles is large. Predict the following properties of the substance (a) Shape and size (b) Diffusion (c) Physical state (d) Compressibility Q23. Give an example to show that particles of matter continuously moving. Q24. Why is ice at 273K more effective in cooling than water at the same temperature? Q25. Which cause more severe burns, steam or boiling water at same temperature? Why?
APEEJAY SCHOOL,SAKET SESSION : 2017-18 ASSIGNMENT 2 -(BIOLOGY)
1. State the function of chromosome in a cell. 2. Write two similarities and one dissimilarity between mitochondria and plastid. 3. Division of labour exists even at intracellular level, justify the statement by giving two examples. 4. Identify and name the following cell structure: a) the undefined nuclear region of prokaryotic cell b) site of energy release inside the cell 5. List any two structural differences and two similarities between animal cell and plant cell. 6. What would happen if an animal cell is kept in distilled water for 24 hrs. 7. When a living plant cell loses water through osmosis, there is contraction of the contents of the cell
away from the cell wall. What is this phenomenon called? 8. Write two points of difference between nuclear region of bacterial cell and animal cell. 9. Which structure present in the nuclear region of living cell bears genes? 10. Explain why chloroplast are only present in plant cell? 11. State the function of chromosome in a cell. 12. Write two similarities and one dissimilarity between mitochondria and plastid. 13. Name the cell organelle that you would associate with elimination of old and worn out cells. 14. List two types of plastids and state one function of each. 15. Name two cell organelles that contain their own genetic material. 16. Division of labour exists even at intracellular level, justify the statement by giving two examples.
17. . List any two single celled organisms. 18. Draw a diagram of plant cell and label its any two parts. 19. What is the advantage of multicellularity over unicellularity? 20. What is the function of SER in liver cells of vertebrates? 21. Why viruses are not supposed to be living? 22. Why dry raisins placed in water swell up? 23. Write the contribution of (a) Robert Hooke, (b) Leeuwenhoek (c) Robert Brown 24. Draw a large diagram of an animal cell as seen through aan electron microscope. Label the parts
that carry on the function of Respiration, secretion, protein synthesis, transport of material.
25. Which substance is responsible for transfer of characters from one generation to another?
26. Complete the table- Organelle Description Function Animal, Plant or
Both
CELL WALL Rigid, tough, made of cellulose
Protects and supports the cell
Plant
Thin, covering, protects cells
transport, moves materials in and out of the cell, communication
Both
CYTOPLASM Jelly like substance that contains organelles
Both
NUCLEUS Controls all of the cells activities
Both
Thin covering over the nucleus
Covers and protects the nucleus
Both
NUCLELOUS Small dark area in the nucleus
Produces ribosomes Both
In the nucleus, made of DNA and protein, contains genes
Both
ENDOPLASMIC RETICULUM
Clear, tubular system of tunnels throughout the cell
Transports materials like proteins around the cell
