Vishwa Bharati Public School, Noida








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Vishwa Bharati Public School , Noida

                                     HOLIDAY HOMEWORK – 2017
Class X
Subject : ENGLISH

                                                           


  1. Design a poster on Disaster Management and write appropriate slogans.

  2. Read the novel ‘The story of my life’ (Chapters 1 to 15).  Write the summary in your own words for each chapter in literature notebooks in 150 words.

  3. Write a brief character sketch of Helen Keller, Anne Sullivan, Mildred, Martha and Alexander Graham Bell in literature notebooks.

  4. Complete unit 4, 5 and 6 of the workbook.  



Subject : Science
Learn Chapter 12 and Chapter 14 and do the worksheets given.
SANSKRIT



Subject :FRENCH

Leçon -1

  1. Repondez aux question suivantes:

  1. Queveut dire <> ?

  2. Queveut dire <> ?

  3. Ou se trouvent, les îlesd'Andaman et de Nicobar ?

  4. Quelleest la capitale des îlesd'Andaman et de Nicobar ?

  5. Quesavez-vous des Aiguilles de Bavella ?

  6. Où se trouve la corse ? Est-ellegrande ?

  7. Décrivez port Bliar.

  8. Qui a écrit«L´Accent Grave » ?



  1. Complétez:

  1. Deux tours de Paris sont la tour Eiffel et la tour ________.

  2. _______étail le conseiller des finances de Louis XIV.

  3. Le recueil de poèmesécrit par prérvertest«_________».

  4. L'lndeestune ________de cultures.

  5. ___________ setrouve au sud de la Corse.

  6. ___________ estunecathédrale à Paris.

  1. Reliez les colonnes A et B et récrivez:

A B

1. Loin des yex, a. quandilestchaud.

2. Avec des Si b. n´amasse pas de mousse.

3. lespetitsruisseaux c. onmetteait Paris Dansunebouteille.

4. Pierre qui roule d. font de grandesrivières.

5. II fautbattre le fer e. plus on rit.

6. plus en est de fous, f. loin du Coeur.

IV. Ditesvraiou faux:

  1. Un RER est un tarin en France.

  2. La Corse estsituée au nord de la France.

  3. II y a des châtaigniers en Asie.

  4. La France se trouve en Asie.

  5. L´lndetune peninsula.

  6. FNAC est un magasinà Paris.



  1. Nommez:

  1. Deuxfromagesfrançais : _______________ et __________________.

  2. Deuxvinsfrançais : _________________ et ___________________.

  3. Deuxendroitsoù on cultive le vin en France : ___________ et __________.

  4. Deux tours de Paris : ____________ et ______________.

VI.Chassez le mot intrus :

  1. Vin – vignoble – vendange – vingt.

  2. Fromage – fromager – fromagerie – froment.

  3. Parfum – parfumer – parfumerie – parfaire.

  4. Chocolat – chocolate – chocolaterie – choc.

  5. la mode – la haute couture – le mode – la maison de couture.

  6. Champagne – champagne – Champagne – boisson.

Leçon -2

  1. Répondez aux question suivantes :




  1. Comment s´appellel´université de Paris ?

  2. Less etudes aux universities en France Coûtent – ells cher ?

  3. Comment est le système de l´éducation en France ?

  4. Comment est le systèmeéducat en inde ?

  5. À quell âge les enfantsentrent-ils à l´écolematernelle en France ?

  6. À quell âge les enfantsentrent-ils à l´écoleprimaire en France ?

  7. À quell âge les jeunesentrentils au college ?

  8. À quell âge les jeunesentrent –ils au lycée ?

  9. Est-ceque les etudes secondaires en ide coûtentcher ?

  10. Le systèmeéducatif en inde, estpareil à celui en France ?

  11. Quepeut-on étudierdans un IUT ?

  12. Si on n’a pas le moyen de payer les frais de ses etudes dans les universities, quepeut –on faire ?

  13. Quellesmatèresétudiez-vous ?



  1. Complétez:



  1. Le « Baby- Sitting » veut dire «_______________».

  2. On passé ____________ ansdansuneécoleprimaire en France.

  3. II faut passer le _______________pour entrer à l'université.

  4. E système de l'éducation en France est ___________, _____________ et __________ jusqu´à 16 ans.

  5. IUT c'est institute _____________ de ______________.



  1. Reliez les colonnes A et B et récrivez:

A B

  1. Brevet a. une formation.

  2. Baccalauréat. b. écolesprivées.

  3. Cours de technologies c. college.

  4. Suiver d. lycée.

  5. Passer e. IUT.

  6. Religieuses f. unconcours.



  1. Dites « vrai» ou «faux» :



  1. On fait le bacdans un college.

  2. On fait le brevet dansuniversité.

  3. On fait ses etudes de techonologiesdansunsécoleprofessionnelle.

  4. Ilfautdépendreentièrement de ses parents pour faire des etudes universitaires.

  5. On passe le brevet après le bac.

  6. Unétudianpasse six ansdansuneécoleprimaire en France.

Subject : Mathematics ( Worksheet)

Topics Covered: Ch-1 Real Numbers

Ch-2 Polynomials

Ch-3 Pair Of Linear Equation In Two Variables

  1. Show that the cube of any positive integer is of the form 4m, 4m+1, or 4m+3 for some integer m.

  2. Show that the square of any positive integer cannot be of the form 5q+2 or 5q+3 for any integer q.

  3. Show that the square of an odd positive integer can be of the form 6q + 1 or 6q+3 for some integer q.

  4. Find the largest number which divides 245 and 1029 leaving remainder 5 in each solution.

  5. Find the largest number that divides 2053and 967and leaves a remainder 5 and 7 respectively.

  6. Find the greatest number that will divide 445,572 and 699 leaving remainder 4, 5and 6 respectively.

  7. Prove that there is no natural number for which 4n ends with the digit zero.

  8. Prove that 2-1 is an irrational number.

  9. If p,q are prime positive integers , prove + is an irrational number.

  10. If a=23x3, b=2x3x5, c=3nx5 and LCM (a,b,c) = 23x 32 x 5, then find n.

  11. Find the zeros of the quadratic polynomial f(x) = 6x2 – 3, and verify the relationship between the zeroes and their coefficients.

  12. If α and β are the zeros of the quadratic polynomial f (x) = ax2 + bx + c , then evaluate:

a)α 4 + β4b)

  1. For each of the following, find a quadratic polynomial whose sum and product respectively of the zeros are as given.

  1. -2, -9

  2. ,

  1. If α and β are the zeros of the quadratic polynomial f(x) = x2 + x – 2, find the value of -

  2. If the sum of zeros of the quadratic polynomial f(t) = kt2 + 2t + 3k is equal to their product, find the value of k.

  3. If α and β are the zeros of the quadratic polynomial f(t) = t2 – 4t + 3, find the value of α 4β3 + α 3β4

  4. If α and β are the zeros of the quadratic polynomial such thatα+β = 24 and α–β = 8, find a quadratic polynomial having α and β as its zeros.

  5. If α and β are the zeros of the quadratic polynomial f(x) = x2 – 2x + 3, find a polynomial whose root are

,

  1. Solve the following system of linear equation graphically:

x- y = 1

2 x + y = 8

Find the vertices of the triangle formed by these two lines and y-axis. Also, determine the area.

  1. Draw the graph of the following equations:

2x-y-2= 0

4x+3y-24 = 0

y+4 =0

  1. Find the values of a and b for which the following system of linear equations has an infinitenumber of solutions:

(a+ b )x- 2by = 5a + 2b + 1 and 3x- y = 14

  1. For what values of α the system of given linear equations has a unique solutions:

αx + 3y = α-3

12x+αy = α

  1. For what value of k , the following system of equations has no solution :

= and 3 x + 2 y = 5

  1. (a-b) x + (a+b)y = a2-2ab-b2

(a+b) (x+y) = a2+b2

  1. The sum of two digit number and the number formed by interchanging its digit is 110. If 10 is subtracted from the first number the new number is 4 more than 5 times the sum of the digits in the first number . Find the first number.



  1. A motor boat takes 6 hours to cover 100 km downstream and 30 km upstream. If the motor boat goes 75 km downstream and returns back to its starting point in 8 hrs, find the speed of the motor boat in still water and the rate of the stream.



  1. A man rowing at the rate of 5 km per hour in still water takes thrice as much time in going 40 km up the river as in going 40 km down. Find the rate at which river flows.



  1. X takes 3 hrs more than Y to walk 30 km . But if X doubles his pace , he is ahead of Y by 1hrs . Find their speeds of walking .



  1. Solve the following systems of equations

+ = 2 & a x-b y =a2

  1. Points a and B are 90 km apart from each other on a highway . A car starts from ‘A’ and other from ‘B’ at the same time . If they go in same direction , they meet in 9 hrs and if they go in opposite directions, they meet in 9/7 hrs . Find their speed .

BIOLOGY

Chapter : Life Processes

  1. Observe the diagram and answer the questions that follow:-


  1. Where are the stomata present in the leaf?

  2. In diagram (A) name the area marked with a question mark.

  3. The area mentioned in question (ii) has not been shown in diagram (B). What could be the reason for this?

  4. The guard cells in diagram (A) are different in shape and size from the guard cells in diagram (B). Give reasons.



  1. In the given diagram of human alimentary canal:

  1. Label structures T, U and V.

  2. Name the secretion stored in W and explain how it

helps in fat digestion.

  1. In cases of diarrhea, name the major process in

region X which is no longer occurring normally.

  1. Explain how food passes through our digestive

system.

  1. What function is served by the gastric sphincter

and anal sphincter.

  1. The diagrams below show the mechanism involved during breathing.

  1. Which phase of breathing does diagram A and B each represent?

  2. List the various structures through which air passes in diagram A.

  3. Describe 3 ways in which the alveoli are adapted for efficient gaseous exchange.

  4. Oxygen is transported by _____ and carbon dioxide is transported by _____.

  5. How is the air entering the nostrils filtered?



  1. Complete the diagram by either naming the part of the human heart or by describing its function.




  1. Draw a neat diagram of human excretory system and label the following parts:-

  1. Part in which urine is produced.

  2. Part which stores the urine.

  3. Part which connects (i) and (ii).

  4. Part from which urine is expelled.



  1. Label the parts A to H in the given diagram of nephron.





  1. Study the diagram below and answer the questions that follow:

  1. Identify the process depicted.http://www.angelfire.com/scifi2/apbioec/image1.gif

_____________________________

  1. An artificial kidney can be defined as

_____________________________

_____________________________.

  1. Factors like____________________,

____________and _____________

reduce the activity of the kidneys.

  1. What happens if the blood flow to the

kidneys is reduced? ______________

______________________________

______________________________

  1. In a healthy adult, the initial filtrate in

the kidneys is about _________ daily.

  1. The actual volume excreted is ______

a day, because __________________

_______________________________

_______________________________


  1. Nutrition in Amoeba is heterotrophic and holozoic. Study the diagram given and answer the following:-





  1. Label the different stages (A to E)

  2. Rearrange them in the correct order________________________________________



  1. A schematic representation of transport and exchange of oxygen and carbon dioxide is shown below:-

  1. Label the parts marked A to F in the diagram.

  2. X represents _____________________ circulation

while Y represents ________________ circulation.

  1. A carries _________________ blood and C carries

_____________ blood.

  1. The blood goes through the heart twice during each

cycle. This process is called ___________________

  1. The actual exchange of material between the blood

andsurrounding cells takes place across __________

  1. The walls of ___________chambers of the heart are

thicker than the walls of____________ because ____

___________________________________________

  1. The separation of oxygenated and deoxygenated blood

in mammals ensures higher efficiency of __________

transfer, required to meet the high _______________

demands, used for maintaining a ________________

internal body temperature. Such organisms are also called

________________________________ animals.

  1. Fishes have a _________chambered heart while amphibians and reptiles have a _______ chambered heart and hence tolerate some amount of mixing of blood.

Such organisms are called _______________________ animals.

Physics

WORKSHEET-1 : ELECTRICITY

Name:____________________________________ Class________Sec_____ Roll No._______

ANSWER THE FOLLOWING

  1. A torch bulb is rated 2.5 V and 750mA. Calculate (a) its power (b) its resistance (c) the energy consumed if this bulb is lighted for 4 hours.

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  1. Three resistances of which two are equal when connected in a series have an effective resistance of 30 Ω. Find the values of individual resistance.

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  1. What is the equivalent resistance between the point X and Y for the following circuits?



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  1. A current of 4 amp flows in a wireof resistance 60Ω. Calculate

  1. Power dissipated in the wire

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  1. Potential difference across the wire

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  1. Electrical energy consumed in 2 minutes.

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  1. A metallic wire has resistance of 1ohm per meter

a).Find the total resistance of four times the length of wire.

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b) What will be the resistance of 2.5 m long wire?

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  1. What will be the resistance of 6m long wire of the same material but with four times area of cross-section?

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6. Calculate the electric current in the given circuit when

a) Key K is open b) Key L is closed.



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Chemistry

WORKSHEET-2 :SOURCES OF ENERGY

Name:____________________________________ Class________Sec_____ Roll No._______

ANSWER THE FOLLOWING

  1. Name the usual component of biogas.

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  1. Which of the following are not derived from fossils?

Coal, cowdung, petrol, CNG, LPG

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  1. What are hot spots ? What is geothermal energy?

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  1. What is wind energy farm?

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  1. What is the product obtained when wood is burnt without much supply of oxygen?

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  1. Why is charcoal better than wood as a fuel?

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  1. Name the two products from a gobar gas plant?

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  1. What is a solar cell?

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  1. What is a solar cell panel?

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  1. Name any two gadgets using solar energy?

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  1. List the environmental problems associated with construction of dams?

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  1. What is the use of a glass sheet in a solar cooker?

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  1. Which elements are used in making solar cell panels?

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  1. Name the energy causing water of some places to heat up in the form of hot springs?

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  1. Name the two gases other than carbon dioxide that are given out during burning of fossil fuels and contribute towards acid rain formation?

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  1. Justify in one sentence that hydropower is a renewable source of energy?

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  1. Which process is responsible for immense energy of sun?

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  1. What do you understand by CNG?

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  1. Why is CNG environment friendly?

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  1. What is the order of electricity produced by a typical solar cell?

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  1. Why is black surface preferred for making solar devices ?

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  1. Name two greenhouse gases ?

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Subject :SOCIAL SCIENCE (PROJECT GUIDELINES)

Every student has to compulsorily undertake the project of the following units as per instructions

1. DISASTER MANEGEMENT ( 10th E & F)

2. POPULAR STRUGGLES AND MOVEMENT ( 10th C & D)

3. MONEY AND CREDIT ( 10th A & B)

The project report should be handwritten and should not exceed more than 15 pages. It should be well illustrated with pictures, diagrams etc. The marks will be awarded over different aspects related to the project.

a) Content accuracy and originality

b) Presentation and creativity

c) Process of project completion (initiative, punctuality etc.)

d) Viva and written test

1. Disaster Management

First aid ( prathmikupchaar ) - Measures to be taken immediately after an accident not with an idea to cure but in order to prevent further harm being done. When doctor is not available immediately, in order to protect ourselves from any hazardous circumstances, we should keep a First Aid Box at an accessible place.
Prepare a project on First Aid under following heads :-

1. Introduction and meaning

2. Aims and objective

3. First aid kit

4. First aid for heat stroke and burn

5. Do's and don'ts ( Heat stroke & burn)

2. Political science Project work

People all over the world have mobilized themselves to organize movements to restore democracy or to strengthen the existing democratic system. There have been several times in history when people have come together in large numbers to protest against an injustice or support a cause, and created history.

Research & collect information in reference to the topic mentioned below

TOPIC : Popular Struggles &Movements

The above topic has to be carefully designed under following heads :

  • Introduction

  • Popular struggles & movements ( Include India & World)

  • Illustrations ( newspaper clippings, cartoons,or any other)

  • Conclusion

3. Money and Credit

Money is the most basic and significant invention of mankind. Money occupies a unique position in a modern economy. In its absence, the whole prosperous economic life would collapse like a pack of cards.

Prepare a project on Money and Credit under following heads :-

1. Barter system and inconveniences of barter exchange

2. Loan activities of banks

3. Formal and informal sources of credit in India

4. R.B.I ( Role & functions )

5.Need to expand formal sources of credit in rural India

Subject : Computer Science

Internet is one of the largest networks of computers spread across the world to communicate with each other .Describe the way information travels from one part of this network to another.

  1. TCP/IP HTTP, FTPetc are the various type of protocols used on the internet. Explain the purpose of using these while working on the internet.

  2. How does a web browser communicate with the web server to show the requested web page? Explain.

  3. What do you understand by web address? Describe in details the different parts of the web address.

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