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CLASS X

ENGLISH

1. Write an E-Mail to your friend living in Australia describing your celebration of Diwali

in your hometown.

2. Write an article for the school magazine highlighting the different types pollution in

your area and the reasons and measures to curtail them.

3. Write a letter to your friend describing the celebration of diwali.

4. Write a letter to the Editor of a daily newspaper to publish your views regarding the

increase in the no. of road accidents in your vicinity giving reasons and ways to

reduce them.

5. Write a story of your own on any incident of your life or your family that happened

in the past.(150 words)

6. Write and learn the Qtn. Answers & Exercises of the chapters taught to you from Lit.

Book. (F.A.-3 Portion)

7. Read and solve all the exercises of passages given in the M. C. Book of units 4-6.

8. Solve the Exercises of units 8-10 from your Work Book and practice more examples

regarding those chapters.

9. Read and write the exercises of the Novel ‘The story of my life’ by Helen Keller S.A. 2

portion.

HINDI

1. Deveg®íso efueKees ö (80ö100) MeyoeW cesb

iueesyeue Jeeefce¥ie

Je=#eejesHeCe

³eefo ceQ Yeejle keÀe ÒeOeeveceb$eer neslee

yeæ{leer cenBieeF&

Òeeke=ÀeflekeÀ mebmeeOeveeW keÀer megj#ee

®eefj$e-yeue

DeeoMe& efJeÐeeLeea

2. He$e uesKeve

keÀ. HeefjJeej kesÀ Je=×eW keÀer mecem³ee Hej ef®eblee J³ekeÌle keÀjles ngS veJeYeejle ìeFcme kesÀ mebHeeokeÀ keÀes He$e efueKees ~

Ke.keÀv³ee-Ye´tCe nl³ee Hej ef ®eblee J³ekeÌle keÀjles ngS veJeYeejle ìeFcme kesÀ mebHeeokeÀ keÀes He$e efueKees ~

ie.Kesue cewoeve SJeb Heeke&À efvecee&Ce nsleg veiej efveiece ces³ej keÀes He$e efueKees ~

Ie.®ewkeÀ-yegkeÀ Kees peeves keÀer met®evee osles ngS yeQkeÀ cewvespej keÀes He$e efueKees ~

*. He³e&ìve mLeueeW keÀer Gef®ele osKeYeeue nsleg He³e&ìve efJeYeeie kesÀ DeefOekeÀejer keÀes He$e efueKees ~

3. mebJeeo efueKees õ-

1. Hejer#ee keÀer lew³eejer keÀes ueskeÀj oes íe$eeW kesÀ yeer®e ~

2. Iej DeeS cesnceeve keÀes ueskeÀj oes Heæ[esefme³eeW kesÀ yeer®e ~

3. keÀer ieF& mene³elee kesÀ efueS Oev³eJeeo osles ngS oes oesmleeW kesÀ yeer®e ~

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4.efJe%eeHeve ÒemlegleerkeÀjCe õ

oerJeeueer Hej efJeMes<e ítì kesÀ meeLe SkeÀ ceesyeeFue ~

cee©efle keÀej keÀer efye¬eÀer kesÀ efueS ~

meeæef[³eeW keÀer efye¬eÀer kesÀ efueS SkeÀ DeekeÀ<e&keÀ efJe%eeHeve lew³eej keÀjes ~

5.met®evee efueKees õ-

mketÀue cewiepeerve kesÀ efueS uesKe efueKeves kesÀ efueS ~

ef¬eÀkesÀì cew®e ceW meyekeÀes Deecebef$ele keÀjles ngS ~

ieCesMe-Hetpee ceW meyekeÀes Deecebef$ele keÀjles ngS ~

4. meceeme efJeûen SJeb meceeme –Yeso efueKees ö keÀesF& 25 Meyo

5. Heo Heefj®e³e õ keÀesF& 10 Jeeke̳e

6. HeoyebOe Hen®eevees – keÀesF& 10 Jeeke̳e

7. Jeeke̳e HeefjJele&ve ö keÀesF& 10 Jeeke̳e

8. efiejefieì Heeþ keÀe ÒeMveesÊej ~

9. ceveg<³elee keÀefJelee keÀe ÒeMveesÊej ~

10. mJejef®ele keÀefJelee/keÀneveer/efveyebOe/uesKe efueKees ~

ODIA

1, Mangalee Aelausha - Write all Q. Ans. of this lesson.

2.Bakya Bichara -Write all Q. Ans. of page no-,2,3,4,5,7,8,9,11,12,13,14,15,16.

3 . Anubadaprakarana- Write all Q. Ans. of page no-48,49,50,51,52.

4. Chhanda Alankara- Write all Q. Ans. of page no-53,54,55,56,57,58,59,60,61.

PHYSICS

1. Make Power Point Presentation on any one of the following topics.

a. Innovations in transportation and communication

b. Innovations in renewable resources for sustainable environment

2. Think of / come up with new scientific ideas or new science exhibits or projects

which can be used by the school for upcoming science exhibitions

3. Solve all exercise questions of chapter ‘Light-Reflection and Refraction’ of science

text book.

4. Solve all the questions of chapter ‘Light-Reflection and Refraction’ of science

exemplar.

Try to read chapter ‘Human eye and colourful world’ and write its synopsis

CHEMISTRY

CARBON AND ITS COMPOUNDS

Read the following passage and answer the given questions. Compounds of Carbon and Hydrogen are called hydro carbons. Saturated Hydro carbons: (Between carbon atoms only single bonds are present) Saturated hydrocarbons are known as Alkane. Their common formula is Cn H2n+2

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( Where n=1,2,3,……..)

CH4 -Methane C6H14 -Hexane

C2H6 - Ethane C7H16 -Heptane

C3H8 -Propane C8H18 -Octane

C4H10 -Butane C9H20 -Nonane

C5H12 -Pentane C10H22 -Decane

Unsaturated Hydrocarbons are known as Alkene or Alkyne.

Alkene – Common formula is Cn H2n

( Where n=2,3,4,……..)

C2H4 - Ethene C7H14 -Heptene

C3H6 -Propene C8H16 -Octene

C4H8 -Butene C9H18 -Nonene

C5H10 -Pentene

C6H12 -Hexene

Alkyne - Common formula is Cn H2n-2

( Where n=2,3,4,……..)

C2H2 - Ethyne C7H12 -Heptyne

C3H4 -Propyne C8H14 -Octyne

C4H6 -Butyne C9H16 -Nonyne

C5H8 -Pentyne

C6H10 -Hexyne

Now answer the following questions.

What are hydrocarbons?

Write the chemical formula of Butene.

Classify the following hydrocarbons as Alkane, Alkene or Alkyne.

C12H24, C15H32, C11H20, C25H52, C17H32, C13H26

Write chemical formula for the following

a) Hexene (b) Ethane (c) Propyne

1. What is the common name of saturated hydrocarbons? 2. Write common names of unsaturated hydrocarbons.

Read the following passage and answer the given questions.

A group of elements having specific structure, when attached to hydrocarbons, gives special properties to the compound. Such group of elements is called functional group. Alcohol -OH Aldehyde -CHO Carboxylic acid -COOH Ester -COO- Ketone -CO-

Now answer the following questions.

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3. Name the functional group present in the following compounds. a) CH3COOH b) C2H5OH c) HCHO d) CH3COOC2H5 e) CH3COCH3 f) HCOOH g) CH3CHO h) C4H9COOH i) C2H5COOC3H7 j) C2H5COCH3 k) C7H15OH

4. Define co-valent bond. 5. Write properties of co-valent compound. 6. Draw electronic dot structure of the following compounds; a) H2O b) NH3 c) CH4 d) CO2 e) C2H4 f) C2H2 g) HCl

( At. No. H-1, C-6, O-8, N-7, Cl-17) 7. Write the structure of graphite and Diamond and draw their structure. 8. Why graphite conducts electricity? 9. What are the versatile nature of carbon?

What do you mean by allotropes? Write the different allotropic form

BIOLOGY

Write the Correct answer of the Following Questions in your new Home

Assignment Copy -------

Q1. What is reproduction? What is its role in the living world? Q2. What do you mean by species? And what is its position in the hierarchy of the living animals? Q3. An organism is the true copy of its parents. Justify and comment on this. Q4. What is the role of DNA in the process of reproduction? Q5. Is reproduction necessary for the stability of population of species? Q6. What is variation of species? Give a short comment on this. Q7. What are different modes of asexual reproduction? Write about each with examples. Q8. Draw the diagram showing the regeneration in Planaria. Q9. What method will we use for growing Jasmine and Rose? Q10. Write any three advantages and three disadvantages of asexual reproduction. Q11. Do you think sexual reproductions important for the living world? Q12. Do you think DNA-mechanism s is absolutely correct? Give comment on this. Q13. Is DNA responsible for variation? If yes then explain how? Q14. What is the reproductive part of the plant? Draw it’s diagram and label it’s parts. Q15. Draw label the diagram of L.S of Pistil to show double fertilization in flowering plants. Q16. What is double fertilization and triple fusion? Are they same? Q17. Draw and label human reproductive system of both male and female separately. Q18. What are the advantages of sexual reproduction?

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Q19. What happens when egg is not fertilization? Q20. What are the sexually transmitted diseases? Name them. Q21. Write the full form of the following: - DNA, AIDS and STD. Q22. Give two reasons for avoiding pregnancies by woman. Q23. What are the different methods of contraception? Q24. What is pollination? What are its different types? Q25. What is the role of seminal vesicle and prostate gland? Q26. What are the changes in the girls and the boys at the time of their puberty? Q27. (a) What is the site of fertilization in human female? (b) How many chromosomes are there in a germ cell? (c) Where the embryo is getting nourished in human female? (d) If a woman is using copper T will it protect her from STD? (e) What is the pathogen for Kala –Jar? (f) Why the human testes are outside the body? (g) What is menarch? (h) What is menopause? Q28. What would be the ratio of chromosome number in egg and the zygote? Q29. What are the benefits of mechanical barrier during sexual acts? Q30. Write any two points of difference between sexual and asexual reproduction?

SECTION – B 1. Submit a WRITE UP in 100 words for a BIOLOGY EXHIBITS (Model) as mentioned

below:

i. THEME

ii. TITLE

iii. MATERIALS REQUIRED

iv. LABELLED SKETCH

v. CAPTION (Brief Write Up)

[Ref: Activities given at the chapter as Extended Learning]

HISTORY & CIVICS

1. What do you mean by Regional Party?

2. In which year Communist party was formed? What was the believe of that party?

3. Who is a partisam? What does partisanship means?

4. Give one merit and one demerit of a single-party system.

5. Write 4 challenges to political parties.

6. What is meant by two-party system?

7. What is an ‘Alliance’?

8. Which party remained in power in West Bengal for 30 years? And also give name of

some states where it was present?

9. What do you mean by ‘defection’?

10. What is an ‘Affidavit’?

11. Why do we need political parties?

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12. What are the main features of political parties?

13. Differentiate between National party and state party?

14. What is the role of an ordinary citizen in reforming the political parties?

15. What are the major difference between the policies of CPICM and CPI?

16. How do parties perform the job of making law for the country?

17. How is a government of alliances formed?

18. How does a country choose a party system?

19. What are national parties?

20. In what way lack of internal democracy is seen in the Political Parties?

21. What are the main function of a political party?

22. Why modern democracies cannot exist without political parties?

23. Describe the various party systems existing in different countries?

24. How do political parties help in shaping public opinion?

GEOGRAPHY

1) Humans are constantly exploring new sources of energy. Why?

2) Minerals and power resources conservation is an essential need of present world. You

must be wondering about what you can do to help?

3) Prepare a file based on the following topics:- (Any one)

a) How consumers are exploited in the market & what’s the remedy

b) Evolution of money.

c) Role of banks.

d) Self Help Groups.

4) Analyse the role of credit for development.

5) On atlas complete the map of chapter – 5.

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MATHS

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END