HOLIDAY HOMEWORK FOR SCIENCE

CLASS-X

1. Make a PowerPoint presentation on the topic-

Roll No. Topic Subject

1-5 Electromagnetic Induction Physics

6-10 Fleming’s Left & Right Hand Thumb Rule

Physics

11-15 Concept of corrosion,conditions require and methods to prevent it

Chemistry

16-20 Concept of pH & scale and importance in everyday life

Chemistry

21-25 Different forms of Energy Biology

26-30 Human Brain Biology

a. It should be of 12-14 pages including Title, Index, Introduction

and References.

b. It should be maximum of 3-4 minutes.

c. Also submit soft copy and hard copy of the presentation.

2. Write and learn all the questions given below in your small test copy.

3. Learn all the MCQs given in your N.C.E.R.T and Effectual book from the

chapters which will be done till last extra class.

4. Make a small sized model on the topic –

Roll No. Topic Roll No. Topic Roll No. Topic

1 Electric Bell 11 Rusting of iron 21 Heart

2 Series Circuit

12 Decomposition reaction

22 Reflex Action

3 Parallel Circuit

13 Acid rain 23 Biogas Plant

4 Electric Bell 14 Combination reaction

24 Solar Cooker

5 Series Circuit

15 Roasting process

25 Respiratory System

6 Parallel Circuit

16 Rusting of iron 26 Heart

7 Electric Bell 17 Decomposition reaction

27 Reflex Action

8 Series Circuit

18 Acid rain 28 Biogas Plant

9 Parallel Circuit

19 Combination reaction

29 Solar Cooker

10 Electric Bell 20 Roasting process

30 Respiratory System

a. It should be eco-friendly and light weight.

b. No thermocol or polythene should be used.

c. Size should be near about 16x20 inches.

BIOLOGY QUESTIONS FOR HOLIDAY HOMEWORK

CLASS-X

1. What is succus entericus?

2. Where is tricuspid valve found?

3. What is the functional unit of lung?

4. Which half of human heart has deoxygenated blood?

5. What type of blood is carried by blood vessels to lungs?

6. Define fermentation.

7. What do you mean by double circulation?

8. What is the role of acid in our stomach?

9. How are oxygen and carbon-dioxide transported in human beings?

10. Describe the structure and functioning of nephrons.

11. Give any two commercial uses of auxins.

12. What are receptors for taste called?

13. Name the fluid present in the cavities of brain.

14. What are plant hormones?

15. Name the parts which constitute the hind brain.

16. Define reflex action.

17. Define coordination.

18. Name the hormone secreted by the thyroid gland and mention its function.

19. Differentiate between nervous system and endocrine system.

20. Describe in detail the structure of a neuron with diagram.

CHEMISTRY QUESTIONS FOR HOLIDAY HOMEWORK

CLASS-X

1. On adding hydrochloric acid to copper oxide the solution formed is blue green.

Predict the compound formed and write reaction?

2. What is aqua-regia?

3. What are the conditions that promote corrosion?

4. Tell whether the heat is evolved or absorbed when quick lime is added to water?

5. What is the milk of magnesia?

6. What happened when lead nitrate heat , explain and write the reaction?

7. Name the chemical used in acid fire extinguisher and gas evolved from it?

8. Why do we store silver chloride in dark coloured bottles?

9. What is the PH of the following salt solutions?

a) Salt made of strong acid and strong base.

b) Salt made of strong acid and weak base.

10. Balance the following chemical equations:

a) KMnO4 + HCl → KCl + MnCl2+ Cl2 + H2O

b) Al+ HCl → AlCl3+ Cl2

11. Write the chemical reaction when calcium hydroxide react with carbon dioxide in

small amount and in excess?

12. Which bases are called alkalis? Give two examples?

13. A magnesium ribbon is burnt in oxygen to give a white compound X by emission of

light, write X and balanced chemical equation?

14. During summer season, a milkman usually adds a very small amount of baking soda

to fresh milk. Give reason.

15. What are antacids? Give one examples?

16. What happens when a piece of

a) Zinc metal is added to copper sulphate solution?

b) Aluminium metal is added to dilute hydrochloric acid?

c) Silver metal is added to copper sulphate solution?

17. Give the chemical names of acids present in:

a) Ants b) lemon c) milk d) tomato

18. Give one example each of the following reactions:

a)Combination reaction

b) Redox reaction

c) Double displacement reaction

d) Decomposition reaction

e) Displacement reaction

19. The PH of the mouth of person is lower than 5.5. What changes occur in his mouth?

How these changes can be controlled?

20. Explain electrolytic decomposition of water with the diagram?

PHYSICS QUESTIONS FOR HOLIDAY HOMEWORK

CLASS-X

1. What is the flow of charge called? 2. Name the scientist who discovered the magnetic effect of current? 3. What is the after name of Maxwell’s right-hand thumb rule? 4. Name one device which works on the magnetic effect of current. 5. Name the device which converts electrical energy into mechanical energy. 6. What is the junction of a commutator in an electric motor? 7. State Fleming’s left-hand rule. Explain it with the help of labelled diagrams. 8. What is the principle of an electric motor? 9. What type of generator is used at power stations? 10. List three sources of magnetic fields. 11. Explain the principle of an electric generator. 12. State and explain Fleming’s right-hand rule. 13. What do you understand by term “electromagnetic induction”. Explain with the

help of a diagram. 14. What do you understand by induced current, direct current & alternating current? 15. Name the rule which gives the direction of induced current. 16. Why are thermal power stations usually located near a river? 17. A circuit has a fuse of 5A. What is the maximum number of 100W (220V) bulbs that

can be safely used in the circuit? 18. What is the function of an earth wire? Why it is necessary to earth the metallic

bodies of electrical appliances? 19. Draw a labelled diagram of an A.C generator with the help of diagram. Explain

construction & working of an A.C generator. 20. What are the special features of commercial electric motors?

SWAMI MOHANDASS MODEL SCHOOL

HOLIDAYS HOME WORK WILL BE ASSESSED FOR FA -2

(CLASS - X)

SESSION-2016-2017

(A) MAKE ONE PROJECT REPORT ON ANY ONE OF THE

MATHEMATICIAN

(a) Brahmagupta (b) Thales (c) Euclid (d) Ramanujan

(B) Activity:- To find condition representing parallel lines graphically

(C) 1) Solve the following equations using:-

(a) Graphical method (b) substitution method

(c) Elimination method (d) Cross multiplication

(i) x+y=7, 2x+y-35=0

(ii) 2x+3y=17, 3x+2y=6

(iii) 2x-y-3=0, 4x+12y-7=0

(iv) 5x+12y=7, 3x+4y-65=0

2) Find the values of a & b for which following system of equations

has infinitely many solutions:

2x+3y-7=0 (a-1)x + (a+1)y=(3a-1)

3) A two digit number is such that the product of its digits is 20. If 9 is

added to the number, the digit interchange their places. Find the

number.

4) The denominator of a fraction is 4 more than twice the numerator.

When both the numerator and denominator are decreased by 6 then

denominator become 12 times the numerator. Determine the

fraction.

5) I am three times as old as my son. Five years later I Shall be two

and a half times as old as my son. How old am I and how old is my

son?

(D) Make origami cube

(E) Lab Manual : Do activity 1 and activity 2 from lab manual.

NOTE: HOLIDAYS HOME WORK WILL BE ASSESSED FOR FA -2

Swami Mohan Dass Model School Sr. Sec. School

Session-2016-17

Subject- Hindi

Holidays Home work

Class-X

paz\ya pustk

spSa-

1 tta^ra vaamaIrao kqaa ka saara^Sa ica~ saiht saundr SabdaoM maoM ilaKoM.

2‘tIsarI ksama ko iSalpkar’ paz kao pZ,kr 20 p`SnaaoM kao svayaM

banaakr ]nako ]<ar ilaKoM AaOr yaad kroM.

saMcayana

‘hirhr kaka’ paz ko saBaI p`Snaao<ar ilaKoM AaOr yaad kroM.

vyaakrNa

dao iva&apna ica~ saiht naaoTbauk pr banaa[e.

p~

1 rola yaa~a maoM saamaana caaorI hao jaanao kI saUcanaa doto hue rolavao puilasa AQaIxak

kao

p~ ilaKoM AaOr yaad kroM.

2 samaya ko sadupyaaoga AaOr pirEama pr bala doto hue CaoTo Baa[- kao p~ ilaKoM AaOr

yaad kroM.

AnaucCod

1 ‘kmartaoD, mah^gaa[ -’ pr AnaucCod ilaKoM AaOr yaad kroM.

2 pustkalaya ka mah<va pr AnaucCod ilaKoM AaOr yaad kroM.

Note: - 1 Holidays Homework will be assessed for FA2

2 Do holidays home work in separate notebook.

Swami Mohan Dass Model School Sr. Sec. School

Session-2016-17

Subject- English

Holidays Home work

Class-X

Project: - Read ―The Story of My Life‖ and write character

description.

Grammar: - Write and Learn forms of verbs. (Any 50)

Do Exercises based on Tenses and Determiners.

Write sentences in Past Perfect .

1. Ron / not / talk / about the problem

2. they / not / discover / the treasure

3. she / underline / the word

4. our team / lose / the match

5. we / reach / our goal

Fill in the blanks with Present perfect tense

1. I …………………. (finish) the job.

2. ………………… you ……………….. (eat) your lunch?

3. She ………………….. (not return) yet.

4. I ………………… (never see) such a mess.

5. ………………….. he ………………….. (bring) his violin?

6. …………………… you ever …………………. (be) to Australia?

7. I ………………… (read) all the plays of Shakespeare.

8. My parents ……………………. (never hurt) me.

9. He ……………………. always ……………… (want) to be a soldier.

10. She ………………….. (never apologize) to anybody.

Complete the following sentences using an appropriate tense

form.

1. She …………………….. with us for six years.

a) has worked

b) has been working

c) Either could be used here

2. I ………………. the parcel yesterday.

a) sent

b) have sent

c) had sent

3. She …………………. before I reached her place.

a) has left

b) had left

c) would leave

4. He said that he ……………………. prove his innocence.

a) will

b) would

c) may

5. I ………………………. to be a writer.

a) am always wanting

b) have always wanted

c) had always wanted

6. I ……………………… every book on that shelf.

a) have been reading

b) have read

c) Either could be used here

7. I ………………….. for him till 6 o’clock.

a) have waited

b) waited

c) am waiting

8. He …………………… his car when I saw him.

a) fixed

b) was fixing

c) has fixed

Fill in the blanks with the future perfect continuous tense

1. She------ (learn) her lesson since morning.

2. We-------(wait) for you since morning.

3. They------(work) for four hours before the sun sets.

4. The rats-------(gnaw) at the strings of the net for a long time.

5. The labourers-------(sit) idle for a week.

Articles and determiners exercise

Fill in the blanks with appropriate articles or determiners.

1. I am looking forward to being ——————- grandmother.

2. I used my shoe as ————————- hammer.

3. Have you fed ————————- dogs?

4. There are ———————– children in the garden.

5. Who invented ———————– radio?

6. I am ———————- oldest in my family.

7. I prefer ————————- mountains to the seaside.

8. We went to ———————— same school.

9. My brother is going out with ———————–Chinese girl.

10. Have you got ———————— matches?

11. We met ——————— nice Asian girls on holiday.

12. I think there is ——————— butter in the fridge

Complete the introduction given below to the story The Story

Teller by Saki (H.H. Munro), by using 'a' 'an' or 'the'.

The afternoon was hot, and so was (a) ______ railway carriage. (b) ______

next stop was at Templecombe, nearly (c) ______ hour ahead. In the

carriage were a small girl, (d) ______ smaller girl, and a small boy. (e)

______ aunt belonging to (f) ______ children sat in (g) ______ corner seat,

and in (h) ______ further corner seat on (i) ______ opposite side, was a

man who was a stranger to them, but (j) ______ small girls and the small

boy were (k) ______ ones who filled the compartment. The children chatted

on and on to their aunt, like (l) ______ housefly that refuses to be put off.

Most of the aunt's remarks seemed to begin with "Don't", and nearly all of

(m) ______ children's remarks began with "Why?"

Match the determiners with their uses ( Clues Given)

(a) their; his; her; your; ____ ________

b) a few; a little; some; ______________

(c) any ____ ________

(d) this; these; other ____________________________________________

(e) two ____ ____________________________________________

show numbers; show quantity; show possession; show place/positions; to

express a negative idea

Tick the correct words from those given in brackets.

(a) How (much/many) (chair/chairs) do we need?

(b) (Much/ Several) (schools/ schools) will be participating.

(c) (Several/much) (student/students) have arrived.

(d) How (much/many) (information/ informations) does this brochure give?

Vocabulary: - Find out new words (20) from any News paper/Book with

meaning.

Literature: - Revise FA1 syllabus.

Writing skill :- write any three formal letters

Reading: - Do unseen comprehensions.