D.T.E.A. SR. SEC. SCHOOL, LODHI ESTATE HOLIDAY HOMEWORK (2018-2019)

CLASS XII

ENGLISH

1.Write a Notice on the following events to be held in your school. You are Amit/ Avantika, The

Cultural Secretary of the school.

a) Blood Donation Camp

b) Literary Week Celebration

c) A Charity Dance Show (to raise funds for the street dwellers)

d) Inter school Education Fest 2018

2. You want to sell your second hand car. Draft a suitable advertisement to be published in

a national daily.

3. You wish to rent your house as you are going abroad. Draft a suitable advertisement to

be published under classifieds column.

4. Design posters on the following themes:

a) Prevention of any epidemic fever. (Dengue, Chicken guinea etc)

b) Organ Donation

c) Say No to Drugs

d) Green Delhi, Clean Delhi

5. You are Ramesh/ Rama of Vandana Enclave, New Delhi decided to write a letter to the

Editor of a Newspaper about the pathetic mental condition of the Children engaged in the

television reality shows.

6. Shefali/ Siddhart of 15-A, C.P. Road, New Delhi desires to be a fashion designer. She

writes to the Director of the National Institute of fashion Technology, Bangalore, seeking

information about their courses, admission procedure, eligibility criteria, fee structure,

placement opportunities etc.

7. You are Bipin/ Brinda. Write articles in the following topics:

a) Ill effects of rash driving

b) Building up good health

8. You are Nitin/ Nitya of class XII and you are asked to prepare a speech on the following

topics:

a) Say no to plastics/Clean Yamuna

b)Role of students in maintaining Communal Harmony (for morning Assembly)

9. You are Mahesh/ Mallika of class XII and are asked to prepare Debate for the following

topics either For the motion or Against it,

a) Modern Gadgets a boon or bane

b) Tuition classes need or a status symbol

10. Read the chapters 1- 14 of The Invisible Man by H G Wells and write a short summary

of those chapters. ( each 100 words)

11. Read newspaper daily. Write the following reports :

a ) Fire Accident

b ) Book exhibition

c ) Science symposium

d )Flood Relief

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MATHEMATICS

CHAPTER 2 INVERSE TRIGONOMETRIC FUNCTIONS

1.Solve : cos(sin-1

x)=

2. Solve : cos(tan-1

x)= sin(cot-1

)

3.If tan_1

+ tan

_1

=

find x

4.If sin[cot-1

(x+1)]=cos(tan-1

x) ,then find x

5.Solve for x: tan-1

(x+1)+ tan-1

(x-1) = tan-1

6. If sin(sin-1

+ cos

-1x)=1 then find x

7.Find the value of the following

tan[

{sin

-1 (

)+cos

-1(

)}] IxI 1,y 0 ,xy 1

8.Write the value of tan-1

[2sin{2 cos-1

(

)}]

9.Prove that tan[

+

cos

-1 (

)] + tan[

-

cos

-1 (

)] =

10.Prove that cot-1

] =

11.Prove thaat cos[tan-1

[sin{ cot-1

x)}] =

12.Prove that tan-1

(

)= tan

-1x+tan

-1(

) IxI

13. If sin[cot-1

(x+1)]=cos(tan-1

x), then find x

14. If (tan-1

x)2 +(cot

-1x)

2 =

then find x

15.Prove that 2 tan-1

(

)+sec

-1(

)+2tan

-1(

) =

16.Prove that tan-1

1+ tan-1

2+ tan-1

3 =

17.Find the value of tan-1

(

) - tan

-1(

)

18.Prove that 4 tan-1

(

) - tan

-1(

) =

19.Prove that sin---1

- sin

---1

= tan

-1(

)

20.Solve tan-1

(

) + tan

-1(

) = - tan

-17

21.All questions from miscellaneous exercise of chapter 3 MATRICES

Answers 1.

2.

3.

4. -

5.

6

7.

8.

13.-

14. -1

CHEMISTRY

CHAPTER-1 (SOLID STATE)

1.Name the non-stoichiometric point defect responsible for colour in alkali halides.

2.Octahedral voids are larger than tetrahedral voids or not. Give reason.

3.The density of chromium metal is 7.2gcm-3.If the unit cell has edge length of

289pm,determine the type of unit cell.[Atomic mass of chromium is 52u,NA is 6.021023].

4.Copper crystallizes in fcc lattice and has a density of 8.930gcm-3 at 293K.Calculate the radius

of copper atom.[Atomic mass of Cu is 63.55u,NA IS 6.021023].

5.An element A with atomic mass 100 having bcc structure has unit cell edge 400pm.Calculate

the density of A and the number of unit cells for 10g of A [NA IS 6.0231023].

6.Calculate the packaging efficiency in fcc crystal.

7.What are molecular crystals?Name the two types of forces holding the constituting

particles.Give two examples.

8.Explain the following giving examples:

(a) Intrinsic semiconductor (b) 12-16 compounds (c0 Ferromagnetic substances (d) F

centres

10.If Nacl crystals are doped with 210-3 mol percent of Srcl2.calculate the cation vancies per

mole given that NA IS 6.0231023.

CHAPTER-2 (SOLUTION)

1.Why is boiling point elevated when a non-volatile solute id added?

2.Which has the highest freezing point and why : 1M glucose or 1M Nacl

3.An aqueous solution of glucose is made by dissolving 10g of glucose in 90g of water at 303K.If

vapour pressure of pure water at 303K be 32.8mmHg.What would be the vapour pressure of

the solution?

4.What type of non-idealities are exhibited by cycloheaxane ethanol and acetone-chloroform

mixture?Give reason for ur answer.

5.Osmotic pressure of a solution containing 7g of dissolved protein per 100cm of the solution is

20mmHg at 310K.Calculate the molar mass of protein given that R Is 0.082LatmK-1mol-1.

6.Why is osmotic pressure of 1M KCl is higher than that of 1M urea solution?

7.The normal freezing point of nitrobenzene is 278.82K.A 0.25 molal solution of a certain solute

in nitrobenzene causes a freezing point depression of 2 degrees.Calculate the value of KF for

nitrobenzene.

8.Determine the amount of Cacl2 (i=2.47) dissolved in 2.5L of water such that its osmotic

pressure is 0.75atm at 27 degreee Celsius.

9.With the help of diagrams ,explain positive and negative deviations from Raoults law.

CHAPTER-3 (ELECTROCHEMISTRY)

1.What is the representation of Daniel cell?

2.The Resistance of a conductivity cell containing 0.001M Kcl solution at 298K is 1500ohm.what

is the cell constant if conductivity of 0.001M Kcl solution at 298K IS 0.14610-3Scm-1.

3.Calculate the emf of the following cell:

Mg(s)|Mg+2(0.2M)||Ag(110-3M)|Ag(s), EAg+

|Ag =0.80 V, EMg+2

|Mg =-2.37V

3.When a current of 0.75A is passed through a CuSO4 solution for 25min,0.369g of copper is

deposited at the cathode.calculate the atomic mass of copper.

4.State the advantages of fuel cell(any 4).

5.State kohlrausch law of independent migration of ipons.Why does the conductivity of a

solution decreases with dilution?

II INVESTIGATORY PROJECT

Collect Informations both theoretical as well as experimental requirements on the topic of your

choice for the board exam project.

PHYSICS

CHAPTERS : ELECTROSTATICS, ELECTRIC POTENTIAL & CAPACITANCE & CURRENT ELECTRICITY

VERY SHORT ANSWER TYPE QUESTIONS ( 1 MARK)

1. Name the two basic properties of charge.

2. What is quantization of charge?

3. Write coulombs formula for the force of attraction or repulsion between the

point charges.

4. State coulombs law in electrostatics.

5. Define dielectric constant of a medium in terms of force between electric

charges.

6. Dielectric constant of a medium is unity. What will be its permittivity?

7. Name the physical quantity whose s.I unit is NC-1 . Is it a scalar or a vector?

8. Define electric dipole moment? Is it a scalar or vector?

9. Define electric flux and write its S.I. unit

10. State Gausss law in electrostatics.

11. Define electric potential at a point. Is it a scalar or a vector quantity?

12. Write the relation between electric field and electric potential at a point.

13. Name the physical quantity whose S.I unit is JC-1

14. What is the shape of equipotential surface of a given point charge.

15. Name the physical quantity whose S.I. unit is C volt -1

16. Define Capacitance. Write its S.I. unit. Also write its dimension.

17. What are the factors on which the capacitance of a parallel plate capacitor

depends? Write the formula.

18. Why do ordinary capacitors have capacitances of the order of microfarads?

19. Define dielectric constant in terms of the capacitance of a capacitor.

20. Define the term polarization of a dielectric medium. Write its S.I. unit.

21. Write the relation between the current and drift velocity.

22. Define the term mobility of charge carriers in a conductor. Write its S.I. unit

23. State the condition under which Ohms law is not obeyed in a conductor.

24. Define resistance & specific resistance. Write their S.I units

25. How does resistivity of a conductor vary with temperature?

26. Name the factors on which resistivity of a metal depends?

27. A wire of resistivity is stretched to double its length. What will be its new

resistivity?

28. Define conductivity and write its S.I unit

29. What is the effect of rise in temperature on the electrical conductivity of a (i)

metal (ii) semi conductor (iii) Electrolyte

30. Of metals and alloys, which has greater value of temperature coefficient of

resistance/

31. Manganin is used for making standard resistance. Why?

32. Name on the factors on which mobility of charge carriers in a conductor depend.

33. Define the term mobility of charge carriers. Write its S.I. unit

34. State Kirchhoffs laws.

35. State the principle of working of potentiometer and meter bridge

UNDERSTANDING AND APPLICATION

1. Two charges of magnitudes - 2Q and + Q are located at points ( a. 0) and ( 4a, 0)

respectively. What is the electric flux due to these charges through a sphere of radius

3a with its centre at the origin?

2. Two point charges are placed close to each other. What is the nature of force between

them , when q1q2 < ?

3. Sketch the electric line of force for two positive charges Q1 and Q2 ( Q1 > Q2) separated

by a distance d?

4. In a medium, the force of attraction between two point charges at distance d is F.

what distance apart should these be kept in the same medium , so that the force

between them becomes (i) 3F (ii) F/3

5. Two electric field lines never cross each other. Why?

6. An electric dipole is placed in a uniform electric field. What is the force acting on it>

7. When is an electric dipole in equilibrium in an electric field?

8. A point charge is placed close to an uncharged conducting slab. Draw the field lines

originating from the point charge directed towards the slab.

9. Why is it generally preferred to obtain the balance point in the middle of the meter

bridge wire?

10. Plot a graph showing the variation of resistance of a conducting wire as a function of its

radius, keeping the length of the wire and its temperature constant.

11. Show variation of resistivity of copper as a function of temperature in a graph.

12. The Emf of a cell is always greater than its terminal voltage. Why?

13. Two identical cells, each of emf E, having negligible internal resistance are connected in

parallel with each other across an external resistance R. what is the current through this

resistance?

14. Which material is used for the meter bridge wire? Why?

15. Why are the connections between the resistors in a meter made of thick copper strips?

16. Two wires, one of copper and the other of manganin, have same resistance and equal

thickness, which wire is longer? Justify.

17. Plot a graph showing the variation of resistivity of a conductor with temperature.

18. Why does electric field inside a dielectric decrease, when it is placed in an external

electric field?

19. Can a metal sphere of radius 1m hold a charge of 1 coulomb? Justify

20. An electric dipole of dipole moment 20 x 10 -6 Cm is enclosed by a closed surface. What

is the net flux coming out of the surface?

21. Write two factors by which current sensitivity of a potentiometer can be increased.

22. Why is a potentiometer preferred over a voltmeter for measuring the emf of a cell?

SHORT ANSWER TYPE QUESTIONS

1. How does the speed of an electrically charged particle affect its (i) mass (ii) charge

2. Define electric field intensity. What is its S. I. unit. What is the relation between

electric field and force?

3. Obtain an expression for the electric field intensity at a distance from a point charge q.

4. What is a dipole? Give unit of dipole moment. Draw the field lines of an electric dipole.

5. A point charge causes an electric flux of - 4 x 103 Nm2/C to pass through a spherical

Gaussian surface of 10.0 cm radius centered on the charge. Calculate

(i) The value of the point charge.

(ii) If the radius of the Gaussian surface were doubled, how much flux would pass

through the surface?

6. Two infinitely large plane thin parallel sheets having surface charge densities

( ). Write the magnitude and direction of the net fields inside and

outside the plates.

7. Two closely spaced equipotential surfaces A and B with potentials V and V + dV are

kept dl distance apart. Deduce the relation between the electric field and the potential

gradient between them. Also, write two important conclusions concerning the relation

between the electric field and electric potential.

8. Two point charges q1 and q2 are located at and respectively in an external electric

field . Obtain the expression for the total workdone in assembling this configuration.

9. Derive the expression for the capacitance of a parallel plate capacitor having plate area

A and plate separation d.

10. Obtain the expression for the energy stored per unit volume in a charged parallel plate

capacitor.

11. State Kirchhoffs rules. Explain briefly how these rules are justified.

12. Write two possible causes for one sided deflection in a potentiometer experiment.

13. A potential difference V is applied across a conductor of length L and diameter D. How is

the drift velocity of charge carriers in the conductor affected when (i) V is halved (ii) L is

doubled (iii) D is halved. Justify your answer.

14. A variable resistor R is connected across a cell of emf (e) and internal resistance (r).

Draw a plot showing the variation of (i) terminal voltage V (ii) current( I) as a function of

R.

15. State with the help of a suitable diagram, the principle on which the working of meter

bridge is based.

LONG ANSWER QUESTIONS

1. Derive an expression for the electric field intensity due to an electric dipole on its axial

point.

2. Derive an expression for the electric field intensity due to an electric dipole on its

equatorial point.

3. Deduce an expression for the torque acting on a dipole of dipole moment in the

presence of uniform electric field .

4. State Gauss theorem and use it to obtain the expression for the forces between two

point charges.

5. State Gauss theorem. Using this theorem obtain the expression for the electric field due

to an infinitely long straight charged wire with uniform charge density Cm-1

6. Using Gauss law, derive an expression for the electric field at a point near an infinitely

long straight uniformly charged wire.

7. Using gauss law, deduce the expression for the electric field due to a uniformly charged

spherical conducting shell of radius R at a point (i) outside (ii) inside the shell. Plot a

graph showing the variation of electric field as a function of r > R and r < R ( r being the

distance from the centre of the shell)

8. Define the term drift velocity of charge carriers in a conductor. Obtain the expression

for the current density in terms of relaxation time. Derive Ohms law on the basis of the

theory of electron drift.

9. Using Kirchhoffs rules, obtain the balance condition in terms of the resistances of four

arms of wheatstone bridge.

10. State the principle of working of a potentiometer. Define potential gradient and write its

S.I.unit

11. Explain with the help of a circuit diagram, how the internal resistance of a cell can be

determined using a potentiometer.

12. Explain the effect of introducing a dielectric slab between the plates of a parallel plate

capacitor. Derive an expression for the capacitance with dielectric medium between the

plates.

13. Explain the principle of a capacitor. Derive an expression for the capacitance of a

parallel plate capacitor.

14. Define capacitance of a capacitor. Give its S.I. unit. Prove that the total electrostatic

energy stored in a capacitor is CV2.

15. Define electric potential. Deduce an expression for the electric potential at a distance r ,

from the point charge.

NUMERICAL: Solve all the numerical from NCERT text book.

..

PROJECT : One project based on the higher secondary syllabus along with a model has to be

submitted. Students can choose any topic of their choice either from the practical lab

manual or from Google.

FOLLOWING CRITERIA SHOULD BE FULFILLED:

1. The project should be related to the higher secondary syllabus.

2. Project file with proper format like certification, evidences etc. has to be provided.

3. The source from where the evidences have been collected should be mentioned

under reference books along with its author name.

4. Minimum of 10 to 15 viva question & answers should also be prepared based on

the basic concepts of the topic.

5. Students should also mention the values that they have acquired while doing this

project.

COMPUTER SCIENCE

The assignment is required to be printed and filed

1. Search for element in given array

2. Write a program to input 10 elements in an array and then display these elements in

reverse order.

3. WAP to show simple function overloading

4. Write a Program to count vowels in a string 5. WAP in C++ to find if the given number is prime and if yes calculate its factorial

6. WAP to add new elements to the existing array

7. Write a note on inheritance and explain with a simple example

8. Write a program to show the implementation of jump statement

9. WAP to check if the given string is palindrome

10. Ask the user to enter a no. from 2 to 5 digit no. and print the some of each digit

e.g. no. = 1234, sum = 10

11. Prepare a framework for your final board exam project( come up with new idead) do

any basic coding possible

https://www.geeksforgeeks.org/program-count-vowels-string-iterative-recursive/

INFORMATION PRACTICES

The assignment is required to be printed and filed

1. Develop a simple Calculator application as per given screen snapshot, to implement +,

-, x and / operations. The text boxes get cleared when C button is clicked.

2. A Quick Fox Transport Co. wants to develop an application for calculating amount based on distance and weight of goods.

The charges (Amount) to be calculated as per rates given below. Distance Weight Charges per Km. >=500 Km >=100 kg. Rs. 5/- >=10 and

BIOLOGY

1. Explain with the help of diagram the development of a mature embryo sac from a megaspore

mother cell in angiosperm.

2. Write the charactertic features of anther, pollen and stigma of wind pollinated flowers.

3. State what is apomixis.Comment on its significance is. How is commercially used?

4. Describe the events of spermatogenesis with the help of a schematic representation.

5. Describe the changes that occur in ovaries and uterus in human female during the

reproductive cycle.

6. Suggest some methods to assist infertile couples to have children.

7. a) Explain IUD

b) Why is hormone releasing IUD considered a good contraceptive to space children?

8. Why do normal cells not show cancerous growth?

9. Describe the asexual sexual phases of life cycle of Plasmodium that causes malaria in

humans.

10. Describe the different types of barriers of innate immunity.

POLITICAL SCIENCE Instructions Do the given assignment in a separate notebook Paste the map in the notebook only. CHAPTER- 1- THE COLD WAR ERA

1. Name the two international personalities who played an important role in the Cuban missile crisis? 2. Why did India not join either of the two camps during the cold war? 3. Which core values keep non- alignment relevant after cold war has ended? 4. .Read the passage given below carefully and answer the questions: The western alliance war formalized into an organization the North Atlantic Treaty Organization (NATO), which came into existence in April 1949. It was an association of twelve states which declared that armed attack on any one of them would be regarded as an attack on all of them. The eastern alliance known as Warsaw Pact was led by Soviet Union, created in 1955 and its principal function was to counter NATOs forces in Europe. Questions a. What does NATO stand for? b. What was NATOs policy? c. What was Warsaw Pact? d. Mention function of Warsaw pact. 4. Study the given map showing how Europe was divided into rival alliances during the cold war and answer the following question: Questions a. Write the name of eight countries who were the NATO members during the cold war. b. Write the name of four countries who were the Warsaw Pact members during the cold war. c. Write the name of one other communist nation who was not the member of Warsaw pact. d. Write the name of two other nations (not related with the above three questions). 5. What is meant by the term Responsibility related to war? 6. Write any one Eastern alliance and any three western alliance in the era of Cold War. CHAPTER- 2 THE END OF BIPOLARITY 1. What does CIS stand for? 2. What is the signification of Russian revolution of 1917? 3. What is Bipolarity, unipolarity and Multipolarity? 4. What is collective security? 5. Read the passage given below carefully and answer the questions: In Eastern Europe, Czechoslovakia split peacefully into two, with the Czech and the Slovaks forming independent countries. But the most secure conflict took place in the republics of Yugoslavian. After 1991, it broke apart with several provinces like Croatia, Slovenia, Bosnia and Harzegovin declaring independence. Ethnic Serbs opposed this and a massacre of non-Serbs Bosnians followed. The NATO intervention and the bombing of Yugoslavia followed inter ethnic civil war.

Question 1. In Eastern Europe which republic split into two? 2. Name the republic place where severe conflict took place. 3. Name various provinces with which Yugoslavia had been broken in 1991? 4. Which incidents resulted in inter-ethnic civil war? Map based questions: On a political map of world locate and label the following by given symbols to them: Questions 1. A republic of Eastern Europe split into two peacefully. 2. Most dominating republic of Soviet Union. 3. Identify two major oil and gas producers of Soviet Union. 4. Republic where severe conflict took place after 1991. 5. Two countries that were declared founder members of commonwealth of independent states. CH-3 U.S Hegemony in World Politics 1. Which type of U.S Hegemony effected Ayesha, Jabu and Andrei? 2. Which events marked the beginning of the New World Order? 3. When did U.S Hegemony begin? 4. Why did U.S launch Operation Desert Storm 5. How did the First Gulf War help U.S to establish its Hegemony in the world affairs? 6. Which years are called Clinton Years? 7. What was the foreign policy of U.S during Clinton Years? How was it different from Gorge H. W. Bushs time? 8. When did U.S show its military power during Clinton Years? 9. What was the significance of Operation Iraqi Freedom? 10. What is the meaning of Unipolar System? 11. What is Band Wagon Strategy? 12. What do you mean by Hide Strategy to overcome U.S Hegemony? CH-4 ALTERNATIVE CENTRES OF POWER 1. Correct the following statement. Militarily, the EUs combined forces are the largest in the world. 2. When was EU formalized? Write the name of its currency. 3. When did China enter in World Trade Organisation? 4. Write the names of two EU member countries which are permanent members of UN Security council. 5. Why was ASEAN established? 6. When did China privatise agriculture? 7. When did China start Open Door Policy? Who is being credited for initiating the Open Door Policy? 8. The circle of gold stars on the European Union Flag stands for what?

GEOGRAPHY

NOTE: Learn and write the question and answers from ch-1 to ch-7 (Nature and Scope of

Human Geography TO Primary Activities) in home work copies.

Q1.Define Geography, Human Geography, Determinism, Possibilism and neo-determinism.

Q2.Discuss the nature and scope of Human Geography.

Q3.Explain the fields of human geography.

Q4.Define Population growth, Density and Growth.

Q5.Describe the factors influencing the Distribution of population and Density of population.

Q6.Explain the components of Population change.

Q7.Explain the Demographic Transition Theory.

Q8.Explain the factors of Migration.

Q9.Differentiate between Birth rate and Death Rate.

Q10.Define Sex composition and Population composition.

Q11.Describe Rural-Urban Composition of the population.

Q12.Discuss the factors responsible for imbalances in the sex-age found in different parts of the

world and occupational structure.

Q13.Define Human Development and Name the country with highest Human Development.

Q14.Distinguish between growth and development.

Q15.What are the key areas or indicators or aspects of Human Development.

Q16.What are the components or pillars of Human development.

Q17.What are the approaches to study Human development.

Q18.Define Primary activities,Mixed Farming ,Dairy Farming,Subsistence agriculture,Plantation

agriculture,Pastoralism and Hunting.

Q19.Differentiate between Nomadic herding and Commercial livestock rearing.

O20.Define Secondary Activities.Explain different types of secondary activities.

Q21Define tertiary activities.Explain different types of tertiary activities.

NOTE:Question No.22 is a survey ,take 5 copies of this survey and conduct it in 5 houses of

your locality.

HOUSEHOLD SURVEY 2018-19

Q1.Name of the head of the family.

Q2.What is the age of the head of the family.

Q3.Sex (Male/Female).

Q4.Educational qualification of the Head of the family.

Q5.Income of the family.

Q6.Number of members in a family.

Q7.Type of transport used.

a) Public transport b) Two-wheeler c) Four-wheeler.

Q8.Type of Employment.

a) Self-employed b )Public/Govt Service c) Private Service

Q9.Air-conditioner ( YES/NO)

Q10.Availability of (Gas cylinder/Pipeline)

Q11.Refrigerator (YES/NO)

Q12.Whether (Own house/On rent)

HISTORY

PROJECT WORK : Collect information and suitable pictures for the given topic.

I. MAP WORK :

1 Harappan sites.

2 Early states and their capitals.

3 Important Kingdoms and Towns.

4 Asokan pillar and Rock edicts.

5 Buddhist sites.

II. Answer the following questions.

(Word Limit 250 words)

1. Describe the archaeological finds which suggest that there were contacts of the

Harappans with distant lands.

2. Describe how did the archaeologists classify their finds.

3. Write a brief note on trade in the subcontinent and with other continents from

6th century BCE to 600CE.

4. Explain the following

(a)Manuscript, (b) Archaeology, (c) Numismatic, (d) Inscriptions, (e)

Transplantation.

5. Describe the elements which are considered by the

historians when they analyse texts like the Mahabharata.

6 Describe the social norms existed during the age of

Mahabharata.

7 Write the difference between

a. Mahayana and Hinayana

b. Shaivism and Vaishnavism

c. Haegiography and Epigraphy

d. Varnas and Jatis

8 Describe the main features of early temples. Give examples

9 What is Stupa? Why and how were Stupas built?

Describe the structure of the Sanchi Stupa.

10 Write the teachings of Buddhism and Jainism.

IV Read all the 4 chapters from part I and prepare for the Test.

ACCOUNTANCY

CH- 1 ACCOUNTING FOR PARTNERSHIP FUNDAMENTALS

DO Q.NO 44,45,46,47,48,49,53,57,65,66,67,72,73,76,77,86,87,88,89,91,93

CH -2 GOOD WILL :NATURE AND VALUATION

ALL UNSOLVED QUESTIONS OF THIS CHAPTER

CH -3 CHANGE IN PROFIT SHARING RATIO AMONG EXISTING PARTNERS

DO Q.NO 4, 5,6,7,9,13,14,15,16,18,19,21,22,23,24,25,26,27,28,29,30,31,32

CH-4 ADMISSION OF A PARTNER

DO Q.NO 1 TO 18

BUSINESS STUDIES

CH 1 NATURE AND SIGNIFICANCE OF MANAGEMENT

Do Atleast 10 Long Answers Questions (Given At The End Of The Chapter )

CH-2 PRINCIPLES OF MANAGEMENT

Write All The Fourteen Principles And Scientific Management Techniques In Holiday Home

Work Copy.

Do Long Answer Questions ( Given At The Back Of The Chapter)

CH-3 BUSINESS ENVIRONMENT

Do Atleast 10 Long Answer Questions ( Given At The Back Of The Chapter )

NOTE - Do Atleast 15 Case Studies From Each Chapter In Business Studies From Any Book In

Your Home Work Copy

LEARN ALL CHAPTERS

HOME SCIENCE

1. Define Cognition.

2. Differentiate between early and late maturers.

3. Give 2 characteristics of cognitive development during pre-operational stage.

4. Define adolescence.

5. Name 2 eating disorders in adolescence.

6. Give a brief account of the primary and secondary sexual characteristics among boys

and girls.

7. What are the causes, symptoms and treatment of depression in adolescents?

8. Write 2 disadvantages an adolescent may suffer from if he/she is not a member of any

group.

9. State 2 causes of emotional stress.

10. List the qualities of an adolescent that promote social interaction.

11. State any 2 functions of FPO mark.

12. Why is the role of a teacher important for social development?

13. On account of cognitive development, what changes do you expect in the behavior of

19 year old Rahul?

14. State any 2 functions of Agmark.

15. Name any 2 long-term values that develop due to cognition in adolescence.

16. List 2 emotions that you experience as an adolescent now-a-days.

17. Explain the formal operational stage of cognition with example.

18. What are the causes of anger in old people and what all changes may occur due to

anger?

19. Define delinquency. Enumerate different cause of delinquent behavior among

adolescents.

20. Which mark should Anita look for on a rice bag to ensure that she buys good quality

rice?

PROJECT WORK

Draw and collect three samples from each of the standardized marks and explain about

each of them :

o ISI

o AGMARK

o FPO

ECONOMICS

1. What is PPC? What are the properties of PPC ?

2. How are the central problems of an economy solved with PPC?

3. Explain the relationship between TU and MU with a diagram.

4. Explain consumers equilibrium using

A) Cardinal approach for one commodity, two commodities with same price and different

prices.

B) Ordinal approach

5. Indifference curves do not intersect. Why?

6. Write Law of demand. Explain with a schedule and a diagram.

7. Why does a demand curve slope downwards? Give reasons.

8. Explain cross price demand with diagrams.

9. Give some exceptions of Law of demand.

10. Explain demand for normal and inferior goods with diagrams.

11. Explain movement along the line and shift of DD curves with diagrams.

12. What is elasticity of DD.? What are the types? Explain with diagram.

13. With a 10% fall in the price of a commodity no. of units demanded increased from 20 to

25.calculate elasticity of dd.

14. A consumer buys 40 units of a commodity at a price of rs3 per unit. When price rises to

Rs. 4, he buys 30 units. Calculate ED using total expenditure method.