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DC , Indore

HOLIDAY ASSIGNMENT

CLASS XI

2015-16

MATHEMATICS

1. In each of the following, determine whether the statement is true or false

.Justify your answer by giving examples.

a) If x ϵ A and A ϵ B then x ϵ B

b) If A ϲ B and B ϵ C then A ϵ C

2. Describe the following sets in the set builder form:

a) A= { 1 , 1/2 , 1/3 ,1/4 , 1/5 }

b) X = { 1 , 1/3 , 1/5 , 1/7 , 1/9 }

3. For any two sets prove the following:

a) A – B = A ∩ B’

b) ( A – B) ∩ A = A ∩ B’

c) ( A – B ) U ( B – A ) = (A – B) U (B – A)

4. Let A and B any two sets .Using properties prove that :

a) A ∩ B’ = φ => A ϲ B

b) (A – B) U A = A

5. Let A ,B and C be any three sets then using properties prove that :

a) A ∩ ( B – C) = ( A ∩ B) – (A ∩ C)

b) A – (B U C) = (A – B ) ∩ (A – C)

6.In a group of 800 people , 550 can speak Hindi and 450 can speak English .

How many can speak both English and Hindi .

7. If A, B and C are three sets and U is the universal set such n(U)=700 , n(A) =

200 ,n(B)=300 And n(A∩ B) = 100 . Find n( A’∩ B’).

8. In a class of 35 students, 17 have taken Mathematics , 10 have taken

Mathematics but not Economics. Find the number of students who have taken

Economics but not mathematics, If it is given that each student has taken

either Mathematics or Economics or both.

9. In a survey it was found that 21 persons liked product P1, 26 liked product

P2 and 29 liked Product P3. If 14 persons liked products P1 and P2 ; 12 persons

liked products P3 and P1 ; 14 persons liked products P2 and P3 and 8 liked all

the three products . Find how many liked product P3 only .

10. If a ϵ{ 2 , 4 , 6 , 9 } and b ϵ{ 4 , 6 , 18 , 27 } , then form the set of the ordered

pairs (a ,b) such that a divides b and a < b .

11. For any three sets A , B and C prove that

a) A x (B U C) = (A x B) U (A x C)

b) A x(B∩ C) = ( A x B) ∩ (A x C)

BIOLOGY

Prepare an investigatory project on any one of the topic related with Biology.

The project material can be downloaded through net, books or any other

source of information. The project should contain at least 20 pages. Coloured

diagram, flow charts, survey papers or any other primary or secondary data’s

will helps you in preparing a good project.

Psychology

Look at 10 hoardings in the city. Explain what caught your attention and tell

what could be the perception of the person who designed the advertisement

.You can pick up the advertisements from magazines also attach a picture of

the same with the project.2. Watch any TWO movies out of the following:1)

As good as it gets2) 50 first dates3) One flew over the cuckoo”s nest4) 26

weeks 5) Silver lining playbook6) The hours7) Flight8) The rainman Identify and

write the symptom and behaviour of the main character in the movies in 500

words .Do this for both the movies watched.

English

1. Read ‘The Canterville Ghost’ thoroughly as you will be tested on the content in the

upcoming tests and examinations.

2. Write a debate on the topic ‘The Supernatural Element Is An Undeniable Fact Of Life’ in

about 200 words.

CHEMISTRY

Q. 1 Prepare a project report containing at least 10 pages related with environmental

chemistry. The suggested topics are:

1. Green Chemistry

2. Acid Rain

3. Water Pollution

4. Air Pollution

5. Green House effect

6. Waste Management

7. Stratospheric pollution

8. International standard of drinking water

9. Soil Pollution.

10. Strategies to control Environmental pollution

11. Waste water recycling

Note : You can prepare charts. Collect information from net. Read Environmental

Chemistry by . B.K. Sharma. You can prepare power point presentation also.

Q. 2. Draw neat, tidy and labeled diagrams related with the following topics in a drawing

note book containing near about 50 pages.

a) Atomic absorption & emission spectrum [ page 41 NCERT book 1 ]

b) Table 2.3 and fig. 2.11 [ page 42 NCERT book 1 ]

c) Shapes of s-orbital [ page 54 NCERT book 1 ]

d) Shapes of p-orbital [ page 55 NCERT book 1 ]

e) Shapes of d- orbital [ page 56 NCERT book 1 ]

f) Aufbau principle [ page 58 fig. 2.17 NCERT book 1 ]

g) Skeleton diagram of modern periodic table containing only first 30 elements

[ Fig. 3.2 page 76]

h) Periodic trends of elements in periodic table [ fig.3.7 page 88 ]

i) Shapes of molecules [ fig 4.6 page 109 NCERT book 1]

j) Table 4.6 page 110 k) Table 4.7 Page 111 l) Table 4.8 page 112

m) fog 4.12, 4.13 4.14 page 118 n) formation of ethyne molecule [ fig 4.15 page 119 ]

o) Set up for Daniel cell [ Fig. 8.3 page 270 NCERT book 2]

p) Structure of diamond, graphite and fullerene [ page 318 NCERT book 2]

q) Table 12.1,12.2,12.3 [ page 333 NCERT book 2]

r) Table 12.4 [ page 337 NCERT book 2]

Q3. Visit at least one place to see water filtration plant in your town.

Take an earthen pot, some pebbles and sand . Design a small-scale filtration plant

that you could use to clean muddy water .

COMPUTER SCIENCE

Q.1. Explain Operating Systems on the basis of the following :

(i) Need (ii) Significance (iii)Importance

(iv) Functions (v) Types

Q.2. Explain Computer Memory on the basis of the following :

(i) Primary Memory – RAM, ROM and their types.

(ii) Secondary Memory and its types

(iii) Cache Memory

Informatics Practices

Create a Project Report on Trends in Software Industry. This project should contain a detailed

description about various types of Software/Applications, Languages and Software development

tools specially Java and its supporting technologies. Also include description about

Languages/Technologies which are competing with Java.

Multimedia and Web Technology

Create a Project Report on Trends in Web Development keeping the following points in mind:

Types of Web Sites/Services

Tools/Languages available to develop Web Sites/Applications

Server Side Technologies

Use of Multimedia on Web

Ease of use

BUSINESS STUDIES

INSTRUCTIONS :HOLIDAY HOMEWORK HAVE TO SUBMITTED ON THE VERY FIRST

DAY

AFTER SUMMER VACCATION

Q1) Define Economic activities. [1]

Q2)Define business [1]

Q3) What is the most important source of income for a business. [1]

Q4) Define Market standing. [1]

Q5) Define business risk. What is its nature. [3]

Q6) What is meant by primary industry. [3]

Q7) State different types of economic activities. [3]

Q8) Explain any two business activities which are auxiliaries to trade. [4]

Q9) Why is business considered as an economic activity. [4]

Q10) Enumerate the various objectives of business. [4]

Q11) Commerce removes various hindrances in the process of exchange of

goods and services.Explain. [5]

Q12) Discuss the causes of Business risk. [5]

Q13) Explain the various types of industries with suitable examples. [5]

Q14) Differentiate among business, profession and employement. [5]

Q15) Describe the activities related to commerce. [5]

Q16) Abdul is the sole owner of a shoe manufacturing factory, he took loan of rs 20 lakhs from Khan

finance company for the expansion of his business , because of continuous losses however , he was

not able to repay the loan on time. Assets of the business were not enough for repaying liabilities in

full.As a result , the finance company asked him to repay their loan .He refused to do so on the

ground that the loan was taken by his business and not by him for his personal use.The company

filed a case against him .The court gave decision in favour of the company on the ground that abdul

was operating as the sole proprietor and a sole proprietor did not have a separate entity distinct

from his own.The court further stated that abdul had unlimited liability and held him liable to repay

the loan even by selling his personal property if need be.

[6]

Q1) Name the form of business which is being carried out by Abdul.

Q2) What type of liability is enjoyed by Abdul.

Q3) Why did court hold abdul responsible for paying his business liabilities out of his personal assets.

ENTREPRENEURSHIP

1 What is an enterprise?

2 What do you mean by innovation?

3 What do you mean by identifying opportunities?

4 Why entrepreneurship is called Life-Line of a nation

5 Describe entrepreneurial functions of an entrepreneur. 6 Describe the process of entrepreneurship.

7 What is the need of entrepreneurship in an economy? Give at least six benefits.

8 Differentiate between Entrepreneurial functions and Managerial functions of an entrepreneur.

9 Explain any four promotional functions of an entrepreneur. 10 Why entrepreneurs are called ‘agents of progress ‘for a nation? What role

do they play in the nation’s development? 11 “Innovation is the hallmark of Entrepreneurship “Why is “innovation

“referred as the basic function of an entrepreneurship. 12 Contact an employer in your locality or family who have set up their own

business and interview the proprietor also write a report for the same in about 200 words.

ACCOUNTANCY

Instructions:

Assignment should be submitted on very first day when college reopen.

1. Who had developed the double entry system of Accounting? 2. Explain Accounting is a process. 3. What do you mean by Book keeping, Accounting and Accountancy? State its parts. 4. Explain the advantages and disadvantages of Accounting. 5. Name the different parties and their interest in accounting information. 6. Explain the qualitative aspect of accounting information. 7. Explain the merits and demerits of double entry system. 8. What is the end product of accounting? 9. Write in short on the following basic terms of accounting:

Capital, Asset, Liabilities, Debtors, Creditors, Voucher, Bad debts, Discount,

Inventory/Stock, Income, Gain, Profit, Expenses, Expenditure (Capital, Revenue &

Deferred)

10. What entry (debit or credit) would you make to: (a) Increase revenue

(b) Decrease in expense,

(c) Record drawings

(d) Record the fresh capital introduced by the owner.

11. Explain the Business Entity Concept, Going Concern Concept and Dual Aspect Concept, Money Measurement Concept, Accounting Period Concept.

12. Recording of a Journal Entry 1) Started business with cash Rs 1,00,000

2) Open a bank account Rs 20,000

3) Purchase goods for cash Rs 25,000

4) Goods sold for cash Rs 30,000

5) Goods sold to Mr. X Rs 2,000

13. Journalise the following transactions:

2005 Rs

Dec.01 Hema started business with cash 1,00,000

Dec.02 Open a bank account with SBI 30,000

Dec.04 Purchased goods from Ashu 20,000

Dec.06 Sold goods to Rahul for cash 15,000

Dec.10 Bought goods from Tara for cash 40,000

Dec.13 Sold goods to Suman 20,000

Dec.16 Received cheque from Suman 19,500

Discount allowed 500

Dec.20 Cheque given to Ashu on account 10,000

Dec.22 Rent paid by cheque 2,000

Dec.23 Deposited into bank 16,000

Dec.25 Machine purchased from Parigya 10,000

Dec.26 Trade expenses 2,000

Dec.28 Cheque issued to Parigya 10,000

Dec.29 Paid telephone expenses by cheque 1,200

Dec.31 Paid salary 4,500

14. Jouranlise the following transactions in the books of Harpreet Bros.:

(a) Rs 1,000 due from Rohit are now bad debts.

(b) Goods worth Rs 2,000 were used by the proprietor.

(c) Charge depreciation @ 10% p.a for two month on machine costing Rs 30,000.

(d) Provide interest on capital of Rs 1,50,000 at 6% p.a. for 9 months.

(e) Rahul become insolvent, who owed is Rs 2,000 a final dividend of 60 paise in a rupee is

received from his estate.

15. Prepare Journal from the transactions given below :

(a) Cash paid for installation of machine

(b) Goods given as charity

(c) Interest charge on capital @ 7% p.a. when total capital were

(d) Received Rs 1,200 of a bad debts written-off last year.

(e) Goods destroyed by fire

(f) Rent outstanding

(g) Interest on drawings

(h) Sudhir Kumar who owed me Rs 3,000 has failed to pay the amount. He pays me a

compensation of 45 paise in a rupee.

(i) Commission received in advance

POLITICAL SCIENCE

Write an essay in 100 words on each of the following :

a) Nelson Mandela

b) Aung San Suu Kyi

c) Karl Marx

d) Martin Luther King Junior

(HISTORY)

*Students to prepare a project on any one of the listed topic.

*To prepare a project file containing 25 pages of written matter and 10 to 15

Pages covering illustrations(pictures,maps,diagrams,or any other suitable

Illustration)

*To prepare a power point presentation as well.

*To work on any other method of presenting the project in the form of

talk,role

Play,skit,etc.

Topics listed are-

1.The Mesopotamian Civilisation.

2.Cuneiform Script.

3.The Roman Empire.

4.The Rise of Islam in Arabia.

5.The Umayyads.

6.The Abbasids.

7.The Mongols.

8.Feudalism.

9.Renaissance architecture.

10.Renaissance painting.

11.Reformation.

12.The Aztecs.

13.The Mayas.

14.The Incas.

15.The Industrial Revolution.

16.Natives of North America.

17.Natives of Australia.

NOTE—Students to carefully go through the CBSE circular containing the

guidelines ,mailed to them dated 9th April,2015.

Fine Arts 1. Study of five natural and geometric forms in pencil with light and

shades from a fixed point of view.

2. Make two Painting –Composition on any subject of your choice on a

drawing –paper of half imperial size.

GEOGRAPHY

1. On the political map of India show the following features

a. States and the capital cities

b. Union Territories and the headquarters

2. On the outline map of India show the following features

a. Mountain ranges- Ladakh, Shiwalik, Vindhya, Satpura, Western Ghats,

Eastern Ghats

b. Rivers- Ganga, Indus, Brahmaputra, Narmada, Tapi, Yamuna,

Mahanadi, Krishna, Kaveri.

3. Discuss the major approaches to study Geography.

4. What is “ Big Bang theory”? Collect more information from the internet.

(PHYSICS)

Q1 Verify the dimensional correctness of the following equations

a) v = u + at

b) s = ut + ½ at²

c) v²=u² +2as {Symbols have usual meaning}

Q2 The frequency of a wave moving on a string is known to depend upon the mass per unit

length of the string (µ), its length (l) and the tension in the string (t). Use dimensional

analysis to obtain a relation for it.

Q3 Find the dimensions of A, B, and C if S is distance, g is acceleration due to gravity and t is

the time

S= At + Bg + Ct²

Q4 The magnetic energy (E) stored in an inductor is given by E= ½LI² where I is the current

through it. Find the dimensions of L, Coefficient of self-inductance.

Q5 Which of the two quantities in the following group have same dimensions

a) Force, Pressure , Stress b) Work, Energy , Force c) Momentum, velocity , Impulse

Q6 The force experienced by a moving charge is given by F= qvBsinα where v is the velocity

and B is the magnetic induction while α is the angle. Find the dimensions of B

Q7 In a particular system unit of length, mass and time are 10cm, 10g and 0.1 sec. Find the

unit of force in this system

Q8 Find the value of 60J/minute in a system which has 100gm, 100cm, and 1 minute as

fundamental unit

Q9 what will be the measure of the pressure exerted by the earth’s atmosphere at sea level

if measured in cgs system of unit. {1 At. Pressure =10⁵ N/m²}

Q10 A new system of unit of length is chosen such that the speed of light in vacuum is unity.

What is the distance between the Sun and Earth in terms of new unit if light takes 8 min and

20s to cover this distance?

Q11 Velocity of sound through a gas depends upon the Bulk modulus of elasticity (B), and its

density. Use dimensional analysis to obtain expression for it.

ECONOMICS

Outline of the Family Income and Expenditure Survey

1. Universe

The survey unit is the household in the area nearby you . Your neighbours, relatives, office

workers, your servents, aayabaies etc..

2. Design of the Questionnaire for Survey

The sample households are selected based on deliberate sampling method. Questionnaire

will be divided in to three parts.

a. Personal information: It includes name, age, gender, location, address, number of

family members, occupation etc.

b. Family Budget Information: Questions will be framed on the basis of following

information.

MONTHLY HOUSE BUDGET

DAILY LIVING Budget

Groceries

Personal Supplies

Clothing

Cleaning Services

Dining/Eating Out

HEALTH Budget

Doctor/Dentist

Medicine/Drugs

Health Club Dues

Emergency

Other

Total HEALTH 0.00

EDUCATION Budget

Music Lessons

Tuition

Other

Total EDUCATION 0.00

C. Savings and Other Obligations

SAVINGS Budget

Emergency Fund

Transfer to Savings

Retirement (401k, IRA)

Investments

College

Other

Total SAVINGS 0.00

OBLIGATIONS Budget

Student Loan

Other Loan

Credit Card #1

Credit Card #2

Credit Card #3

Alimony/Child Support

Federal Taxes

State/Local Taxes

Legal Fees

Other

Dry Cleaning

Salon/Barber

Discretionary [Name 1]

Discretionary [Name 2]

Other

Total DAILY LIVING 0.00

HOME EXPENSES Budget

Rent Electricity Gas/Oil/Petrol Water/Sewer/Trash Phone Cable/Satellite Internet Furnishings/Appliances Lawn/Garden Home Supplies Maintenance Improvements Other Total HOME

EXPENSES

CHILDREN Budget

Medical

Clothing

School Tuition

School Lunch

School Supplies

Babysitting

Toys/Games

Other

TRANSPORTATION Budget

Vehicle Payments

Fuel

Bus/Taxi/Train Fare

Repairs

Registration/License

Other

Total OBLIGATIONS 0.00

3. Introduction of Topic

Here you will introduce your topic for survey.

4. Collection of Data

Data are obtained from 20 families by asking different questions from the above suggested

information which will have options and contains 15 to 20 questions. There will be two

groups 10 from upper class and 10 from lower class.

5. Classification of Data

Data will be classified on the basis of collected information in the form of tables and charts

6. Presentation of Data

Data will be presented in the form of diagrams and graphs.

7. Interpretation of data

Data will be interpretated on the basis of statistical tools.

8. Conclusion or Findings

Here you will write the findings and conclusions

LEGAL STUDIES WORK SHEET APRIL 2015 CLASS XI

Based on your understanding, answer the following briefly in a word or

two:

1. An individual enjoys the highest form of freedom_____________

2. A collectivized State never supports___________________

3. The ideology of Fascism is associated with________________

4. A frequently associated meaning of ‘Nation’ is_______________

5. Political self-determination means_________________

6. Minimal States are characterised by________________by the

government.

7. Indians fought the colonial rulers after identifying themselves as

a______________

8. _______________ deals with the official language/s of India.

9. Diversity of population is found where there is as high degree

of___________ and ___________________ of people.

Answer the following in a paragraph of about 150 words each:

1. Define a State. Explain the emergence of a State.

2. Explain the theories about the origin of a State.

3. What necessary elements constitute a State?

4. Write notes on the following:

a. The role of the State.

b. Comparative views on the Social Contract Theory.

c. Concept of a Nation.

5. What are the types of states?

6. Draft an agreement for Sale of House by Ram to Vijay for a total

price of Rs.10 Lacs. The House is being sold with land

admeasuring 10000 Sq. Feet’s on which it is constructed. The sale

consideration is required to be paid in 4 months. On execution of

agreement initial payment of Rs.5 Lacs is being paid balance in

equal monthly instalments. The agreement should contain all the

requirements of a valid Contract?

7. Search and find the ratio of judgement or law laid down by Court in

following Cases :

A. Hussainara Khatun Vs. State of Bihar

B. Keshavanda Bharathi Vs. State of Kerela

C. Vishakha Vs. State of Rajasthan regarding safety of women

employees.