KHAITAN PUBLIC SCHOOL CLASS X HOLIDAY HOME WORK( )

Size: px

Start display at page:

Download "KHAITAN PUBLIC SCHOOL CLASS X HOLIDAY HOME WORK( )"

Grace Garrison
5 years ago
Views:

KHAITAN PUBLIC SCHOOL CLASS X HOLIDAY HOME WORK(6.8.18-9.8.18) ENGLISH Q1. Complete the sentences in reported speech. Note whether the sentence is a request, a statement or a question.

1 KHAITAN PUBLIC SCHOOL CLASS X HOLIDAY HOME WORK( ) ENGLISH Q1. Complete the sentences in reported speech. Note whether the sentence is a request, a statement or a question. He said, "I like this song." He said "Where is your sister?" she asked me. She asked me "I don't speak Italian," she said. She said "Say hello to Jim," they said. They asked me "The film began at seven o'clock," he said. He said "Don't play on the grass, boys," she said. She told the boys "Where have you spent your money?" she asked him. She asked him "I never make mistakes," he said. He said "Does she know Robert?" he wanted to know. He wanted to know "Don't try this at home," the stuntman told the audience.

2 The stuntman advised the audience Q2. Change the following sentences into reported speech. 1. Who is the best player here? she asked. 2. Are you coming home with me? he asked. 3. She said to me, What do you want? 4. He said to me, What is the matter? 5. She said, Which is my seat? 6. I said, Don t you know the way home? 7. Aladdin said to the magician, What have I done to deserve so severe a blow? 8. Have you anything to tell me, little bird? asked Ulysses. 9. He asked me, What is your name? 10. What can I do for you? the kind man asked the boy.

3 Q3. You are Navneet of 65/NH Road, Bangalore. Recently you bought a home theatre consisting of a huge LCD screen and SONY speakers and woofers with warranty from Selectronics Plaza, Kiddingtown, Bangalore 55. The huge LCD as well as the woofers have been now found defective or substandard. Write a letter to the dealer giving details of the nature of the defects and seek an immediate attempt from his side to do the needful. Q4. You are Apoorva. You bought a refrigerator from Ganesh Electronics Limited, Gandhi Marg, Nagpur. It does not function properly. Write a letter to the Sales Manager of the shop, complaining about the defect and asking for immediate replacement or repair, as necessary. HINDI 1. न ब ध शब द स म A4 size sheets न षय- एक न क न म ग क ह त ह और एक न क न ल क ह त ह - - च र ल स न कन स 2. न द य लय म नषसक त स क आय ज क स च स स क नतक प रभ र क ओर स त य र कर 3. न ल ल म अनधक ष स क क रण ह ल कस पर अनभभ क क ब च स नलख ए MATHS 1. Do assignment of coordinate Geometry given in class. 2. Revise Syllabus of Half Yearly. SCIENCE CHEMISTRY Q1. Identify the compound which is oxidized in the following reaction: H2S + Br2 2HBr + S Q2. Why are titanium and chromium classified as strategic element? Q3. A drop of litmus solution is added to each of the four solutions give below. State the colour oflitmus solution observed in each. Soap solution, Sodium bicarbonate solution, Acetic acid, Tomato juice Q4. Translate the following statements into chemical equations and then balance the equations: a. Aluminium metal replaces iron from ferric oxide. Fe2O3, giving aluminium oxide and iron. b. Barium chloride reacts with zinc sulphate to give zinc chloride and a precipitate of barium sulphate. Q5. What is the chemical name of washing soda? Name the three chief raw materials used for

4 makingwashing soda. Q6. Given the following reaction : 2Al + Fe2O3 2Fe + Al2O3 + Heat Answer the following with reason. a. Name the oxidising agent. b. Name the reducing agent. c. Name the substance oxidised. Q7. A compound which is prepared from gypsum has the property of hardening when mixed with a proper quantity of water. Identify the compound. Write the chemical equation for its preparation. For what purpose is it used in hospital? Q8. Explain: a. Show the formation of NaCl from sodium and chlorine atoms by the transfer of electrons. b. Why has sodium chloride, a high melting point? c. Name the anode and the cathode used in electrolytic refining of impure copper metal. Q9. Explain: a. Why should curd and sour substances not be kept in brass and copper vessels? b. Why does an aqueous solution of acid conduct electricity? c. Why plaster of Paris should be stored in a moisture proof container? d. What is efflorescence? e. Why is baking soda used as an antacid? Q10: a. State reasons for the following. i. Metals are good conductor of heat. ii. Addition of some silver to pure gold for making ornaments. iii. Inability of non metals for displacing hydrogen from dilute sulphuric acid. b. Balance the following equations (i) CaO + H2O Ca(OH)2 (ii)naoh + H2SO4 Na2SO4 + H2O PHYSICS Q1. Write the energy conversion that takes place in hydropower plant. Q2. If the image formed by a spherical mirror for all positions of an object placed in front of it always erect and diminished, what type of mirror is it? Draw a labeled diagram to support your answer.

5 Q3. What is meant by power of a lens? Write its SI unit. A student uses a lens of focal length 40 cm and another -20 cm. Write the nature and power of each lens. Q4. How can you verify experimentally the phenomena of scattering of light? Q5. Explain these following fuels in detail : (a) LPG (b) CNG (c) Coke BIOLOGY 1. Name the red pigment carrying oxygen in blood. 2. Name the hormone which is responsible for re absorption of water in nephrons. 3. How is opening and closing of stomata regulated? 4. State two vital functions of kidney. 5. Differentiate between aerobic and anaerobic respiration. 6. What do you mean by geotropism? 7. Name the two sets of nerves that constitute the peripheral nervous system. 8. How involuntary actions and reflex actions are different from each other? 9. Why is the use of iodized salt advisable? 10. Name the centre of the brain that controls (i) Swallowing (ii) hearing SOCIAL SCIENCE Instruction- a) Answer all questions in specific subject notebook. b) Word limit should not exceed more than 30 to 40 words each c) Answer in points 1. Why do we need to expand formal sources of credit in India? 2. Explain the functioning of SHGs in detail. 3. What is the role of credit in development? 4. Why are banks unwilling to lend to certain borrowers? 5. Explain loans from co-operatives. 6. Why did the primitive subsistence farming call so? 7. How is agriculture different from farming? 8. What are the factors responsible for the types of farming? 9. Describe the features of the cropping season of India? 10. What geographical conditions required for growing cotton.

6 11. What helped the French to increase production of rice in the Mekong Valley? 12. How can you say that Vietnamese women were great worker also? 13. How did French provide western style education to the Vietnamese? 14. How were Vietnamese represented in school textbooks? 15. What circumstances led to the division of Vietnam? 16. What are the features of homogenous society? 17. Differentiate between cross cutting & over lapping differences. 18. Social diversity in a country need not be seen as a source of danger. Prove. 19. Give two reasons of social difference. 20. Suggest the steps to be taken to promote unity among the people of India.

ADARSH WORLD SCHOOL HOLIDAY S HOMEWORK CLASS X SUBJECT ENGLISH

ADARSH WORLD SCHOOL HOLIDAY S HOMEWORK CLASS X SUBJECT ENGLISH 1. Write a book review of the novel `Helen Keller` highlighting characters best scenes. Do all the question answers. 2. Write at least 4 creative