SELAQUI INTERNATIONAL SCHOOL HOLIDAY HOMEWORK SUMMER VACATION (CLASS X A&B) ENGLISH

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SELAQUI INTERNATIONAL SCHOOL HOLIDAY HOMEWORK SUMMER VACATION 2018-19 (CLASS X A&B) ENGLISH Read chapters one to eight The story of my life by Helen Keller. Watch the movie https://www.youtube.

1 SELAQUI INTERNATIONAL SCHOOL HOLIDAY HOMEWORK SUMMER VACATION (CLASS X A&B) ENGLISH Read chapters one to eight The story of my life by Helen Keller. Watch the movie Complete the answers of the given questions after reading the chapters. [Chapter 1 to 8] a. Give a brief description of Helen s family. b. What great change came in Helen s life when she was a little child? c. How was Helen named? d. How did Helen realise that she was different from other people? e. What is Helen s earliest recollection of her father? f. How did Miss Sullivan teach Helen the first word doll? g. Describe the incident that brought a change in Helen s attitude towards nature. h. Why was it difficult for Helen to learn about love? i. What was in the map of the world that puzzled and interested Helen? j. Where was Helen invited to on Christmas Eve? How did she celebrate Christmas Eve? HINDI/ FRENCH 1. Ton cousin t'a écrit. Il te parle de son travail et combien cela lui plaît.rédige cette lettre d'environ 80 mots. 2. Écrivez les prépositions ( at least 15 ) et faites une phrase avec chaque préposition. 3. Conjuguez dix -re verbes et faites une phrase avec chaque verbe. 4. Décrivez la Festival d Avignon en France (minimum 15 sentences) en collant ( by pasting ) les images 1. कह न, उऩन य स अथव क ई स हहत ययक ऩ स तक (120 ऩ ष ठ य अधधक) ऩढ़ व उस ऩर आध ररत 10 प रश न त य र कर ववद य ऱय ऱ टन ऩर ऩ स तक सम ह ग 2. हह द सम च र ऩत र और ऩवत रक ओ स क ई त न वव ऩन क ट कर धचऩक ए व उनक स मन उनस धमऱत ज ऱत क ई अन य त न वव ऩन स वय त य र कर 3. सम च र ऩत र व ऩवत रक स क ई त न स चन ए क ट कर प ऱ न श ट ऩर ऱग ए आऩक स क ऱ क ऱ डर म द गई हकन ह त न गधतववधधय (eeeeee ) ऩर ववद य ऱय क स चन ब ड क धऱए स चन -ऱ खन (स चन त य र) कर MATHS PDF file separately attached.

2 SCIENCE To whom correspondence should be addressed: 1. Give reason for the following: (a) Carbon is not used as reducing agent for more reactive metals in metallurgy? (b) Copper and aluminum wires are usually used for electricity transmission. (c) Alloys are used in electrical heating devices rather than pure metals. (d) Gold ornaments look new even after several years of use. (e) An iron grill should be painted frequently. 2. (a) State the chemical properties on which the following uses of baking soda are based. i. As an antacid ii. As soda-acid fire extinguisher. iii. To make bread and cake soft and spongy. (b) How washing soda is obtained from baking soda? Write balanced chemical equation. 3. An ore on treatment with dilute hydrochloric acid gives a smell like that of rotten eggs. What type of ore is this? How can it be concentrated? How can the metal be obtained from the concentrated ore? 4. (a) What happens chemically when quick lime is added to water? (b) Balance the following chemical equation: MnO2( ) ( ) ( ) ( ) ( ) (c) What is decomposition reaction? Explain it with suitable example. 5. (a) Balance the chemical equation: Fe( ) ( ) ( ) ( ) (b) Identify the type of reaction in the equation given below: ( ) ( ) ( ) ( ) (c) When copper powder is heated in a China dish the surface of copper powder becomes coated with black colored substance: i. What is the black substance? ii. Why has the black coloured substance formed? iii. Write the chemical equation of the reaction taking place. 6. (a) What is reactivity series? How does the reactivity series of metals help in predicting the relative activities of various metals? (b) Suggest different chemical processes used for obtaining a metal from its oxides for metals in the middle of the reactivity series and metals towards the top of the reactivity series. Support your answer with one example each. 7. You are provided with (a) Iron Nails (b) CuSO4 solution (c) BaCl2 (d) Cu powder (e) Ferrous sulphate crystal (f) Quick lime. Make five reactions that can take place from these materials. 8. (a) Write one equation each for decomposition reactions where energy is supplied in the form of heat, light or electricity. (b) What does one mean by exothermic and endothermic reactions? Give examples. 9. (a) A student has mixed the solutions of lead (II) nitrate and potassium iodide. i. What was the color of the precipitate formed? Can you name the compound precipitated? ii. Write the balanced chemical equation for this reaction. iii. What type of reaction is it?

3 (b) An aqueous solution of metal nitrate P reacts with sodium bromide solution to form yellow precipitate of compound Q which is used in photography. Q on exposure to sunlight undergoes decomposition reaction to form metal present in P along with reddish brown gas. Identify P & Q. Write the chemical reaction & type of chemical reaction. 10. Why parents are advised to discourage their children to eat chips and junk food? Provide at least five reasons. 11. (a) Why does an aqueous solution of acid conduct electricity? (b) How does the concentration of hydrogen ions change when the solution of an acid is diluted with water? (c) Which has higher ph? A concentrated or dilute solution of HCl. (d) What would you observe on adding dil. HCl acid to i. Sodium bicarbonate placed in a test tube. ii. Zinc metal in a test tube. 12. (a) A substance X is used in the kitchen for making tasty crispy pakoras and is also an ingredient of antacid. Name the substance X. i. How does X help to make cakes and bread soft and spongy? ii. Is the ph value of solution of X lesser than or greater than 7.0? (b) When CO2 gas is passed through saturated solution of ammoniacal brine, two compounds X and Y are formed. Y is used as antacid and decomposes to form another solid Z. Identify X, Y, Z and write chemical equations. 13. (a) The ph of rain water collected from two cities A and B was found to be 6 and 5 respectively. Water of which city is more acidic? Find out the ratio of hydrogen ion concentration in the two samples of rain water? (b) Arrange the following in order (ascending) of their ph values. NaOH solution, Blood, lemon Juice. 14. (a) A compound X is bitter in taste. It is a component of washing powder & reacts with dil. HCl to produce brisk effervescence due to colorless, odorless gas Y which turns lime water milky due to formation of Z. When excess of Y is passed, milkiness disappears due to formation of P. Identify X. Y. Z and P. (b) Compound Q forms enamel of teeth. It is the hardest substance in the body. It does not dissolve in water but it is corroded when ph in the mouth is below 5.5. Identify Q and state whether it is acidic or basic in nature? How does tooth paste prevent dental decay? Brushing our teeth twice a day is a well-known saying. Justify this statement. 15. Farmers are using a large number of pesticides and fertilizers in their fields to increase crop production and to enhance their profits. But by doing so they are causing damage to the soil as well as to the environment. Do you agree with this statement? Why should we avoid eating fruits and vegetables without washing them properly? 16. Hydrogen gas is evolved by the reaction of a piece of magnesium ribbon with water: (a) Describe how it could be shown that the gas collected is hydrogen. (b) Write a chemical equation for the reaction taking place between magnesium and water using symbols. (c) Suggest how the appearance of magnesium would change after a week. (d) A few drops of universal indicator solution were added to water in the beaker. What color would expect to see and what ph would this color indicate?

4 SST SOCIAL SCIENCE PROJECT The project work in Social Science entails the following requirements- 1. The total length of the project report will not be more than written pages of foolscap size (A 4 size). 2. The project report will be handwritten and credit will be awarded to original illustrations, drawings and creative use of materials. 3. The project report will be presented in a neatly bound simple folder. 4. Cover page must show title, student information, school and year. 5. List of Contents with page numbers. 6. Acknowledgements (acknowledging the institution, offices and libraries visited and persons who have helped). 7. Project Overview- Purpose, Aim, Methodology and experiences while doing the project. 8. Chapters with relevant headings. 9. Summary and Conclusions based on findings. 10. Bibliography- Should have the title, pages referred, author, publisher, year of publication and if a website, the name of the website with the specific website link which has been used. 11. All the photographs should be labelled and acknowledged. Money and Credit The assignment will follow the following framework 1. Cover Page 2. Table of content 3. Acknowledgment 4. Chapter 1 a. History of money b. Modern forms of money c. Functions of money 5. Chapter 2 a. History of RBI b. Functions of RBI c. Credit creation by RBI 6. Chapter 2 a. Functions of Commercial Banks b. Credit creation by Commercial Banks 7. Chapter 3 a. Role of cooperatives in providing loans (Explain with two case studies) b. Role of self help groups (Explain with two case studies) 8. Bibliography

5 COMPUTER 1. Create Simple website with 4 pages (Home, About, Gallery, Course) Home: Course Page About Page

Gallery page 2. Periodic table using table tag: ELEMENTS OF BOOK-KEEPING TOPIC: BANK RECONCILIATION STATEMENT Ques.1) Mr. Ram Behari has his account at Punjab National Bank, Delhi.

Out of the cheques issued by him in payment of his debts, cheques for 29,344 were not presented for payment. Prepare Bank Reconciliation Statement and determine the balance as shown by his pass Book.

6 Gallery page 2. Periodic table using table tag: ELEMENTS OF BOOK-KEEPING TOPIC: BANK RECONCILIATION STATEMENT Ques.1) Mr. Ram Behari has his account at Punjab National Bank, Delhi. According to his Cash book, his balance as on 31 st March,2015 was 72,950. He sent cheques for 90,075 to his bank for collection but cheques amounted to 43,769 were not collected by that date. Out of the cheques issued by him in payment of his debts, cheques for 29,344 were not presented for payment. Prepare Bank Reconciliation Statement and determine the balance as shown by his pass Book. Ques.2) Cash Book shows a balance of 12,500. On comparing the Cash Book with the Pass Book, following discrepancies were noted: 1. Cheques issued but not yet presented for payment 6, Cheques deposited in the bank but not collected. 9, Bank paid insurance premium 5, Bank charges Directly deposited by a customer 8, Interest on investment collected by bank. 2,000 Prepare Bank Reconciliation Statement.

7 Ques.3) Cash Book of a customer shows bank balance of 62,000 on 31 st March, On comparing it with the pass book the following discrepancies were noted: 1. Cheques were paid into the bank in March but were credited in April: P 3,500 Q -- 2,500 R 2, Cheques issued in March were presented in April: X 4,000 ; Q 4, Cheques for 1000 received from a customer entered in the cash book but was not banked. 4. Pass book shows a debit of 1000 for bank charges and credit of 2000 as interest. 5. Interest on investment 2,500 collected by the bank appeared in the Pass Book. Prepare Bank Reconciliation Statement Showing the balance as per Pass Book on 31 st March, Ques.4) On 31 st March, 2015, Cash Book of a merchant showed bank overdraft of 1,72,985. On comparing the cash book with bank statement, following discrepancies were noted: 1. Cheques issued for 60,000 were not presented in the bank till 7 th April, Cheques amounting to 75,000 were deposited in the bank but were not collected. 3. A cheques of 15,000 received from Mahesh Chand and deposited in the bank was dishonoured but the non-payment advice was not received from the bank till 1 st April ,50,000 being he proceeds of a bill receivable collected appeared in the pass book but not in the cash book. 5. Bank Charges 1,500 and interest on overdraft 8,500 appeared in the pass book but not in the cash Book. Prepare Bank Reconciliation Statement and show what balance the Bank pass Book but not in the Cash Book. Kindly put all the subject holiday homework in the column given above. Add more column as per your need.

8 Unfiled Notes Page 1 Summer Break Assignment/ Class 10/ Maths Saturday, May 19, :31 PM

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New Era Public School Syllabus - Class II

New Era Public School Syllabus - Class II 2016-2017 Month English Hindi Maths EVS April-- May Block 1-Aanya and the dragon Block 2- Sequencing and summarizing. Block 3 Ben s Christmas wish. Making connections.