brain intrnational school term i class xi 2020-21 …

BRAIN INTRNATIONAL SCHOOL

TERM – I CLASS – XI 2020-21

SUBJECT: ENGLISH REVISION SHEET

POEM 1: A PHOTOGRAPH

Q1. What does the word „Cardboard‟ denote in the poem „A Photograph‟? (20 – 30 words)

Q2. Explain „Its silence silences‟.

a) It means poet is sad to know about Betty‟s demise.

b) It means poet is lost in past.

c) It means poet‟s loss has made a great void in her life.

d) All of the above.

POEM 2: VOICE OF THE RAIN

Q1. I descend to lave the draughts,atomies,dust –layers of

the globe,

and all that in them without me were seeds only,latent,

unborn;

and forever,by day and night,I give back life to my

own origin,

and make pure and beautify it;

a) Who is „I‟? What does „I‟ do on descending?

b) How does „I‟ affect those that have seeds in them?

c) Explain the meaning of the last line.

Q2. Why does the poet get surprised when he gets an answer from the rain? (40 – 50 words)

Q3. How does the rain say that it is the Poem of Earth? (30-40 words)

Q4. Why does the poet call rain “Eternal”? How is the eternal nature of rain useful for

mankind?(120-150 words)

CHAPTER 1: DISCOVERING TUT : THE SAGA CONTINUES

Q1What startling fact was revealed by a professor of anatomy about King Tut? ( 40 – 50

words)

Q2.Howard Carter ran into trouble when he finally reached the mummy. Why? (30-40 words)

Q3. Why did the artefacts cause a sensation at the time of discovery? (30-40 words)

CHAPTER 2: LANDSCAPE OF THE SOUL

Q1. What was depicted in the last painting made by Wu Daozi , the Chinese painter?. (30-40

words)

Q2. How was Quinten Metsys able to marry the painter‟s daughter? (120-150 words)

Q3. Justify the title „Landscape of the Soul‟. (30-40 words)

CHAPTER 3: THE AILING PLANET : THE GREEN MOVEMENT’S ROLE

Q1. “We have not inherited this Earth from our forefathers; we have borrowed it from our

children.” Comment. (120-150 words)

Q2.What do you understand by the Green Movement? ( 40 – 50 words)

Q3. What does Mr Edgar S Woolard mean by assuming the post of his company‟s Chief

Environment Officer? ( 40 – 50 words)

Q4. Justify the title of the article by Nani Palkhivala. ( 40 – 50 words)

CHAPTER 4: THE SUMMER OF THE BEAUTIFUL WHITE HORSE

Q1. Which tribe did Aram belong to? What was the unique trait of his tribe? (30-40 words)

Q2. Give a character sketch of Uncle Khosrove. (30-40 words)

Q3. John Byro couldn‟t doubt the integrity and honesty of the two young boys. Give reasons.

(40-50 words)

CHAPTER 5: RANGA’S MARRIAGE

Q1. Do we need to maintain a balance between modernisation of our culture and clinging to

our roots? (120-150 words)

Q2. How did Ranga and Ratna honour the narrator? (30-40 words)

Q3. Draw a character sketch of Shastri. (40-50 words)

Q4. Why was Ratna living at Rama Rao‟s house? (30-40 words)

CHAPTER 6 : ALBERT EINSTEIN AT SCHOOL

Q1. What does Yuri tell Einstein about the accommodation which he shared with other

students? (40-50 words)

Q2. How did Mr Braun treat Einstein? (30-40 words)

Q3. Who was Elsa? What advice did she give to Einstein? (40-50 words)

Q4. What made Einstein unhappy at school? (30-40 words)

WRITING AND GRAMMAR

Q1. You have lost your original certificates of class X . You want to get their duplicates

issued but you do not know the procedure. Write a letter to the Chairman , CBSE, Preet

Vihar, enquiring about the fee to be deposited , mode of payment , time taken by the board

and other formalities. You are Tahira/Ayushman , 72/C , Versova , Mumbai.

(120-150 words)

Q2. Draft a poster to be issued by the Delhi Police cautioning people not to touch any

unclaimed object.

Q3. Rearrange the following words to make meaningful sentences.

a)that life began/centuries ago/scientist think/ twenty million/on Earth/about

b)endless process/the plants and animals/of evolution/are the products/of an

c)are/their/animals/products of/ all the/ environment

d) lose/ habitat/human/due to/their/the animals/encroachment

e)the habitat/regrowth / rate of / is/very slow/ of

BRAIN INTERNATIONAL SCHOOL

TERM-I CLASS-XI 2020-21

SUBJECT : ACCOUNTANCY REVISION SHEET

CHAPTER-1: INTRODUCTION TO ACCOUNTING

1. “Accounting records, transactions and events can be measured in money terms”. Is this in your opinion, a limitation of accounting or an advantage? Support your views with reasons.

2. Differentiate between Book Keeping and Accounting.

3. Who are the users of accounting? What are their needs?

4. Accounting provides information about the profitability and financial soundness of a concern. In addition, it provides various valuable information also, however accounting has certain limitations. Explain any such of three limitations.

5. What is meant by window dressing in accounting?

6. How is Accounting influenced by personal judgements?

7. If the Accounting Information is not clearly presented, which of the qualitative characteristic

of the accounting information is violated?

8. State any 5 users of accounting information.

9. State what is the end product of Financial Accounting?

CHAPTER-2 BASIC ACCOUNTING TERMS

1. Explain the following terms:

Drawings, sales, purchase, Bad debts, vouchers, capital, business transactions, Depreciation, Trade receivables, trade payables and merchandise 2. Distinguish between Expense and Expenditure, Profit and Gain.

CHAPTER-3 THEORY BASE OF ACCOUNTING

1. Mention the concept on which the following statements are based and also explain their meaning i) The insignificant items and events having an insignificant economic effect need not be

disclosed ii) “Same accounting method should be used from one accounting period to the Next.

iii) Business is treated as an entity separate and distinct from its owner

iv)Only those transactions and events are recorded in accounting which can be expressed in terms of money.

v) Business will continue to exist for a longer period of time and there is no intention to close it or reduce its size significantly.

vi) All anticipated losses should be recorded in the books of accounts but all unanticipated or unrealized gains should be ignored.

2. What is meant by accounting standards? Explain any two objectives of it. 3. Briefly explain your understanding of IFRS and also explain which financial statements

are prepared under IFRS?

CHAPTER 4- BASES OF ACCOUNTING

1. What is meant by cash basis of accounting? Also explain its advantages and disadvantages. 2. What do you mean by accrual basis of accounting? What are its advantages and

disadvantages?

3. Differentiate between cash basis and accrual basis of accounting.

4. Arun , a consultant, during the financial year 2015-2016 earned Rs.7,00,000. Out of which he

received Rs.5,50,000. He incurred an expense of Rs.3,50,000 out of which Rs.40,000 are outstanding. He also received consultancy fee relating to previous year Rs. 65,000 and also paid Rs. 40,000 expenses of last year.

Calculate his income on cash and accrual basis.

CHAPTER - 5: ACCOUNTING EQUATION

1. How will you deal with the following items in the accounting equation?

i. Interest due but not received Rs. 800. ii. Rent received in advance Rs.1200. iii. Insurance premium paid in advance Rs.1500. iv. Salaries due but not paid Rs.2000.

2 Prepare accounting equations from the following transactions. Rs.

i

.

Started Business with cash 5,00,000

ii. Purchased a building from ram. Paid by raising a loan

from SBI 10,00,000 iii. Paid interest on loan Rs. 40,000 and instalment of Rs. 2,00,000 iv. Purchase goods from Rohan on credit 1,50,000 v. Sold Goods costing Rs. 60,000 for Rs. 80,000 on credit to Mahesh. vi. Took Goods of Rs. 25,000 from Business for personal use. vii. Accrued interest 5000

viii. Commission received in advance 20,000 Prove that the accounting equation is satisfied in all the following transactions of Rajnath

3. Singh.

i. Started Business with cash 50,000

ii. Paid rent in advance 800 iii. Purchase goods for cash Rs. 4,000 and on credit Rs. 3,000 iv. Sold Goods for Rs. 12,000 costing Rs. 8,000 v. Paid salary Rs. 450 and salary outstanding being Rs. 200

vi. Bought typewriter for personal use. 6,000

4. Create an accounting equation on the basis of following transactions i. Pratap Singh commenced a business with cash Rs. 2,00,000, goods Rs. 60,000, Machinery Rs.

1,50,000 and furniture Rs. 70,000 ii. 1/3 rd of the above goods sold at a profit of 10% on cost and half of the payment is received in

Cash iii. Depreciation on machinery is provided at 20 %. iv. Cash withdrawn for personal use Rs. 10,000 v. Interest on drawings charged at 5 %. vi. Goods sold to Gupta for Rs. 20,000 and received a Bill Receivable of the same for 2 months. vii. Received Rs. 20,000 from Gupta against the Bill Receivable on its maturity.

5. Give an example for each of the following type of transactions.

i. Increase in one asset, decrease in another asset.

ii .Decrease in liabilities, decrease in asset.

iii Increase in capital decrease in liability.

6. Mahesh started a business on 1st April 2015 with a capital of 1,00,000 and borrowed Rs. 30,000

from a friend. He earned a profit of Rs. 5,000 during the year ended 31st Mar 2014 and withdrew Rs.

4,000 for private use. Find out his capital on 31 St Mar 2016.

CHAPTER -6 ACCOUNTING PROCEDURES

1. Give the rule of debit and credit and explain them with the help of imaginary examples. 2. How modern classification is different from traditional classification? Explain with

examples. 3. Classify the following into assets, liabilities, capital, revenue and expenses:

Plant and Machinery, bank loan, sales, rent, discount received, carriage inward, bad debt, capital, purchases, wages, advance income, goodwill, outstanding expenses

4. On which side will be the decrease in the following accounts recorded? Also mention the nature of account:

Cash, Bank Overdraft, Outstanding Rent paid, Prepaid Expenses, Owner of the business, Debtor, Creditor, Sales, Purchases, Interest paid.

5. Open a “T” shape account for machinery and put the following transactions on the proper side:

Rs.

(i) Machinery purchased 40,000

(ii) Machinery sold 10,000

(iii) Depreciation on 2,000

(iv) Old machinery discarded for 5,000

CHAPTER-7 SOURCE DOCUMENTS

1. What are source documents? What are its types? 2. What are accounting vouchers? Explain its types also.

CHAPTER 8 – JOURNAL AND LEDGER

1. Pass necessary journal entry for the following transactions; i. Sold to Mohan goods costing Rs.20,000, 10% above cost after that 5% trade

discount was allowed. ii. Bad debt amounted to Rs. 9,000

iii. Received from Ganesh Rs. 10,000 in full settlement of Rs. 15,000 balance is a Bad debt

iv. Recovered an old bad debt Rs. 200 v. Bank charged interest on overdraft Rs.1,000

vi. Rs. 500 cash & Rs. 2,000 goods withdraw by proprietor for personal use.

vii. Place on fixed deposit account at bank by transfer form current account Rs. 5,000

viii. Free samples are distributed among the customers Rs. 1,000

ix. Received rent in advance Rs.500

2. Journalise the following transactions in the books of Ram:

i. Beena who owed Rs. 1,500 is declared insolvent and 65 paise in a rupee is received as final

dividend from her estate. ii. Sold goods to Leela list price Rs. 2,000, trade discount 10% and cash discount 5%. She paid the

amount on the same day. iii. Rent due to landlord Rs. 500.

iv. Goods worth Rs. 10,000 were destroyed by fire.

v. Commission received in advance Rs 13000.

vi. VAT collected Rs 8,000 & VAT paid Rs 5,000, final settlement made with the authorities.

3. Journalise the following in the books of a timber merchant:

i. Goods costing Rs. 500 were used by the proprietor for domestics purposes

ii. Rs. 200 due from Hari are bad debts

iii. Goods costing Rs. 3,000 were destroyed by fire. They were not insured

iv. Goods damaged by fire Rs. 1,000 and insurance company accepted claim of Rs. 800 v. Goods costing Rs. 500 given as charity (Sales price Rs.600) vi. Paid land lord Rs.1,500 for rent. One third of the premises is occupied by the proprietor for his

own residence vii Sold household furniture for Rs. 5,000 in cash and paid the money into business

vii Wood used for making office furniture Rs. 2,000

4. Pass necessary Journal entry for the following transaction I. Started Business with cash Rs. 30,000 & Stock Rs.

40,000. ii. Purchased furniture from Sohan for cash Rs. 6,000

iii. Rent prepaid is Rs. 2,000 iv Interest on capital is given at Rs. 300. v. Commission received is advance Rs. 400 vi Salary outstanding is Rs. 500

vii Goods sold to Krishana costing Rs. 10,000 20% above cost

5. Pass necessary journal entry for the following transaction.

i. Goods given in charity Rs. 10,000

ii. Bad debts of last year Rs. 5,000 are now recovered

iii. Goods withdrawn by proprietor for personal use Rs. 6,000

iv. Depreciation charged on machinery Rs. 3,000 v. Amount due form kundan is Rs. 8,000 received from his official receiver, due to

insolvency 60 paisa in rupees only

vi. Rent outstanding is Rs. 3,000

vii. Insurance paid in advance Rs. 500 Viii Purchased motor cycle for his son Rs. 15,000

ix. Interest on drawing is Rs.700

x. Interest on loan paid Rs. 1,500

6. Prepare from the following information journal ledger & trial balance.

Rs.3,00,000

i. Started business with

ii. Machine purchased from Mohan Rs 1,00,000

iii. Mohan was paid though cheque Rs. 30,000

iv. Deposited into bank Rs. 50,000

v. Received rent Rs. 20,000

vi. Paid repair & maintenance Rs.3,000

vii. Purchase goods & paid by cheque Rs. 5,000

Viii

. Goods sold to Ramesh for Rs.10,000

ix. Furniture purchase for Rs. 20,000

Rs.1,00,000

x. Cash sale CHAPTER -9: CASH BOOK

1. From the following information prepare ca sh book with Bank column Rs

2009 Cash balance .

July 1 20,000

July 3 Purchased goods by cheque 10,000

July 6 Goods sold for cash 7,000

July 9 Machinery purchased by cheque 6,000

July 12Cash sales immediately deposited into

bank 8,000

July 14Purchased goods from Om for cash 5,500

July 16Purchased stationery by cheque 5,000

July 20Cheque given to Ramik 2,000

July 22 Cash withdrawn from bank 8,000

July 24Salary paid by cheque 2,000

July 26Cash deposited in bank 9,000

July 28Cash withdrawn from bank for personal use 3,000

July 30Paid rent 4,000

July 30Received a cheque for commission 5,600

July 30Sold goods to Mohan and received cheque 10,000 July 30Purchased motorcycles for son and paid by cheque 8,000

July 31Interest given by bank 500

July 31Paid electricity bill 2,000 3.Prepare cash book with Bank column from the following trans actions. i. Cash in hand Rs. 6,000 & cash at bank Rs. 8,000. (cr.)

ii. Purchased furniture for Rs. 3,000 & paid by cheque.

iii. Sold goods to Mohan for Rs. 30,000 & cheque received.

iv. Cheque received from Mohan now deposited .

v. Deposited in to bank Rs. 20,000.

vi. Interest charged by bank Rs. 200. vii. Received commission Rs. 7,000.

4. M/s Aaya Ram Gaya Ram operates two bank accounts both of which are maintained in cash book with Bank column.

i. Cash balance Rs. 2,875; State Bank of India Rs. 8,665; Punjab National Bank Overdraft Rs. 3,500.

ii. Received a cheque for Rs. 1,500 in respect of sales for which SBI charged Rs. 15 and credited the balance.

iii. Purchased goods for Rs. 3,675 and a cheque issued on the SBI. The bank charged Rs. 7 from the concerned party for collection.

iv. Withdrew from SBI Rs. 1,200.

v. Paid salaries Rs. 2,000; Wages Rs. 500; Rent Rs. 500. vi. An amount of Rs. 2,000 transferred from SBI to PNB.

vii. PNB collected dividend Rs. 500.

viii. Cash sales Rs. 5,000 and cash purchases Rs. 3,000.

ix. Interest Rs. 100 debited by PNB.

x. Paid office expenses Rs. 100; stationery Rs. 225.

xi. Out of cash sales Rs. 3,285 a sum of Rs. 3,000 deposited in PNB.

CHAPTER-10 OTHER SUBSIDIARY BOOKS 1. What are the various types of other books. Define them & draw their format. 2. Name the books of original entry where the following transactions will be recorded with

reasons there of:-

a. Goods purchased from Ram Rs.5000 on credit

b. Provision for doubtful debts Rs.1000

c. Defective goods sold to Babita on credit Rs.4000 were returned by her.

d. Purchases of furniture on credit from Suresh Chand Rs.15000.

e. Sale of goods to Ram for cash.

f. Goods returned by debtors.

g. Providing for interest on capital.

3. Enter the following transaction in Journal Proper:-

(a) Rent not paid Rs.1000

(b) Goods withdrawn for personal use Rs.5000

(c) Purchases of machine on credit Rs.10000 from Ram Sons.

(d) Depreciate motor car with book value Rs.1,00,000 @ 10% p.a for one year.

4. From the following transaction prepare sales book of M/s Golden furniture House for January 2015

January 4Sold to Reliance Corporation, 50 chairs @ Rs.200 each 50 tables @ Rs. 400 each Less 10% Trade discount

January 14 Sold to S.A. Jain College

1 Office chair, Godrej @ Rs. 2100

1 Office Table Teak wood @ Rs.

2400 Less 20% Trade discount

January 20 Sold to P.K. Jain School Chandigarh for cash 100 chairs @ Rs. 150 per each

January 24 Supplied to D.S.D Girls College. 5 classroom tables @ Rs. 200 each

5 chair @ Rs. 125 each

10 Stools @ 50 each

5. Prepare a Proper Book from the following transactions of Rama Book house, 2010 Jan 6Sold to M/s Ram Singh

50 Copies of Book Keeping @ 200 each

20 Copies of Business studies @ 150

each Less Trade discount @ 10%

Jan 14Sold to Bajaj Book House

10 Copies of Cost Accounts @ 250 each

30 Copies of Income Tax @ 300 each Jan 18Sold to Gandhi Book Stores in cash

10 Copies of Book Keeping @ 100 each

Less Trade discount @5%

Jan2 5 Returned goods to M/s Kartik Traders 1200

Jan 27 Goods Returned to M/s Kohli Traders for list price 2000

less 10% trade discount.

CHAPTER-II BANK RECONCILIATION STATEMENT

1. What do you mean by Bank Reconciliation Statement? What are the reasons of difference between the

balances of Cash book and Bank Pass book? 2. What do you mean by debit balance of pass book and Credit balance of pass book? 3. Prepare a Bank Reconciliation Statement on 31st December, 2014 from the following transactions

i. As Overdraft as per Pass Book Rs.12,000 as on Dec. 31. ii. On 30th December, cheques had issued for Rs.70,000 of which cheques worth Rs.3,000

only had been encashed upto 31st December.

iii. Cheques amounting to Rs. ,500 had been paid into the bank for collection but of these only 500 had been credited in the Pass Book.

iv. The bank has charged Rs.500 as interest on overdraft and the intimation of which has been

received on 2nd January, 2015.

v. Bank has collected Rs.600 directly in respect of interest on A‟s investment. A has no knowledge of it.

vi. A cheque for Rs.200 has been debited in bank column of cash book by A, but it was not sent to bank at all.

4. Prepare a bank reconciliation statement from the following particulars on 31st July 2014:-

i. Balance as per the Cash book Rs.50,000. ii. Three cheques for Rs.6,000 RS. 3,937 and Rs.1,525 issued in July 2014 were presented

for payment to the bank in August 2014.

iii. Two cheques of Rs.500 and Rs.650 sent to the bank for collection were not entered in the pass book by 31 st July 2014.

iv. The bank charged Rs.460 for its commission

v. Allowed interest of Rs.100 which were not mentioned in the bank column of the

cash book

particulars prepare a Bank reconciliation statement:

i. Debited by bank for Rs.200 for Interest on overdraft.

ii. Cheques drawn but not encashed for Rs.4000

iii. The bank has collected interest on investment Rs.600

iv. Cheques paid in to bank but not collected Rs.6000

v. Bank charges Rs.300 vi. Cheques issued Rs.5000 but Cheques of Rs.500 were presented in Jan 2012.

vii. Deposit of some other party Rs.100 wrongly credited by bank.

6. From the following information prepare cash book on 30th June 2013.

i. As per pass Book 30 th June 2013 bank balance debit is Rs.10,000 .

ii. Cheque issued but not presented upto 30th June 2013 Rs.2, 800 . iii. Cheque deposited into bank but not cleared upto 30 th June 2013 Rs.3,900.

iv. Interest on over draft as per pass book not entered in the cash book Rs.20 .

v. Insurance premium paid by bank Rs.400 entered in cash book twice .

vi. Interest on investment collected by bank, appeared in the pass book Rs.500. vii. In June 2013 a bill of exchange discounted from bank entered in the cash book as Rs.500 but

credited in the pass book with actual receipt of Rs.490

CHAPTER -12: TRIAL BALANCE

1. What is trial balance? Give two objectives of preparing the trial balance.

2. Is a trial balance conclusive proof of the accuracy of the books of accounts? Name two errors which cannot be disclosed by preparing a Trial Balance.

3. Prepare Trial Balance of from the following information:

Particulars Rs. Particulars Rs.

Drawings 17,600 Railway freight on sales 16,940

Purchases 80,000 Carriage Inward 2,310

Sales 1,40,370 Office expanses 1,340

Purchases return 2,820 Printing & stationary 660

Stock on 1.1.2000 11,460 Postage & Telegram 820

Bad debts 1,400 Sundry Debtor 62,070

Bad debts reserves 3,240 Sundry Creditor 18,920

Rates & Insurance 1,300 Cash at bank 12,400

Discount received 190 Cash in hand 2,210

Bill receivable 1,240 Office furniture 3,500

Sales return 4,240 Salaries & commission 9,870

Wages 6,280 Addition to building 7,000

Building 25,000

3 Pr epare Trial balance from th e following information Rs Rs.

Opening stock 8,800 Purchase less return 11,950

Wages & salaries 3,300 Sales less return 25,000

Commission on purchase 300 Trade expenses 120

Freight 400 Bill payable 600

B/R 700 Loan 1,000

Rent 300 Discount on purchase 500

Plant 2,100 Creditor 2,430

Bad debts 600 Closing stock 5000

Repair to plant 260

Debtor 4,100

Income tax 650

Drawing 750

Capital 5,100

CHAPTER -13 : DEPRECIATION

1. Azad Ltd. purchased furniture on October 01, 2002 for Rs 4,50,000. On March 01, 2003 it purchased another furniture for Rs 3,00,000. On July 01, 2004 it sold off the first furniture purchased in 2002 for Rs 2,25,000. Depreciation is provided at 15% p.a. on written down value method each year. Accounts are closed each year on March 31. Prepare furniture account, and accumulated depreciation account for the years ended on March 31, 2003, March 31, 2004 and March 31,2005.

2. M/s. Excel Computers has a debit balance of Rs 50,000 (original cost Rs 1,20,000) in computers account on April 01, 2000. On July 01, 2000 it purchased another computer costing Rs 2,50,000. One more computer was purchased on January 01, 2001 for Rs 30,000. On April 01, 2004 the computer which has purchased on July 01, 2000 became obsolete and was sold for Rs 20,000. A new version of the IBM computer was purchased on August 01, 2004 for Rs 80,000. Show Computers account in the books of Excel Computers for the years ended on March 31, 2001, 2002, 2003, 2004 and 2005. The computer is depreciated @10 p.a. on straight line method basis.

3. On October 01, 2001 Juneja Transport Company purchased 2 Trucks for Rs 10,00,000 each. On July 01, 2003, One Truck was involved in an accident and was completely destroyed and Rs 6,00,000 were received from the insurance company in full settlement. On December 31, 2003 another truck was involved in an accident and destroyed partially, which was not insured. It was sold off for Rs 1,50,000. On January

31, 2004 company purchased a fresh truck for Rs 12,00,000. Depreciation is to be provided at 10% p.a. on the written down value every year. The books are closed every year on March 31. Give the truck account from 2001 to 2004.

4. A Noida based Construction Company owns 5 cranes and the value of this asset in its books on April 01, 2011 is Rs 40,00,000. On October 01, 2011 it sold one of its cranes whose value was Rs 5,00,000 on April 01, 2011 at a 10% profit. On the same day it purchased 2 cranes for Rs 4,50,000 each. Prepare cranes account. It closes the books on March 31 and provides for depreciation on 10% written down value method. 5.ThefollowingA/cRs. 5,00,000balances appear in the books of Raghav Ltd. As on 1st April, 2016: Provision for Depreciation A/c Rs. 2,25,000 The machine is depreciated at 10% p.a. on the original cost. The accounting year being April to March. On 1st October, 2016, a machinery which was purchased on 1st July 2013 for Rs. 1,00,000 was sold for Rs. 42,000 and on the same date a new machine was purchased for Rs. 2,00,000. Prepare machine A/c and Provision for depreciation A/c for the year 2016-17.

CHAPTER-14 PROVISIONS AND RESERVES 1. Define provision .what is the importance of creating provision?

2. Define reserve .what is the importance of creating a reserve ?

3. Give any four points of distinction between provision and reserves.

4. Explain capital reserve and give its any two examples.



SUBJECT : BUSINESS STUDIES REVISION SHEET

CHAPTER 1: NATURE AND PURPOSE OF BUSINESS

Q.1.It includes both buying & selling of goods i.e., trade as well as auxiliaries such as transport,

banking, etc. Name it.

Q.2. What is the meaning of economic activity?

Q.3. Differentiate between Trade, Industry and Commerce. Q.4. Why should a business pursue

social objectives?

Q.4. To what extent risk is present in business?

Q.5. Every enterprise must aim at improving its workers performance. Why?

Q.6. Write the meaning of code of conduct in profession?

Q.7. Why does a businessman undertake business risks?

Q8. Explain the activities which facilitates the purchase and sale of goods.

Q.9. “Commerce ensures free n smooth exchange by removing various hindrances or obstacles in

the way of exchange.” Explain these hindrances.

Q.10. “Profit is not the objective of the business but it is the result of the same.” Comment.

Q.11. Give four causes of Business Risks.

Q.12. “Profit maximization can’t be the sole objective of a Business.” Comment.

Q.13. “Risk is an essential element of a Business”. Explain.

Q14. Sunder wants to start a wholesale business of stationery items. But he is hesitant as it will

involve hindrances relating to finding consumers, moving goods from place of production to

market, storing goods because of time gap between production & consumption, risk of theft, fire,

accidents and procurement of capital to finance above activities etc. He approaches his friend

Rajat to discuss his problem. Rajat who himself imports the electronic appliances for the

purpose of exporting them to other countries advices Sunder to carry on with his plans. After getting convinced by Rajat’s advice, Sunder starts the business and finds no major

problem at all in converting his desire into an ongoing business. (i) Identify the hindrances discussed in the above case and also suggest the ways by which these

hindrances can be overcome.

(ii) Identify & explain the types of trade followed by Sunder & Rajat.

CHAPTER 2 :FORMS OF BUSINESS ORGANIZATION

Q.1. Promoter is neither the trustee nor the agent of the company? Comment.

Q.2. Objective Type Questions:

i. How many signatories are required to the Memorandum of Association of a Public Company?

ii. How many signatories are required to the Memorandum of Association of a Private

Company?

iii. What document is to be issued by a Public Company for raising capital?

iv. Can a Public Company commence business after obtaining Certificate of Incorporation?

v. What document specifies the objects of the Company

Q.3. What are the legal implications of Certificate Of Incorporation?

Q.4. With which type of companies the word ‘Private limited’ is used?

Q.5. Explain the significance of prospectus.

Q.6. Who should be approached for the registration of the Company?

Q7. Niharika is the sole owner of a shoe manufacturing factory. She took a loan of Rs.

20 lacs from Khan Finance company for the expansion of her business. Because of

continuous losses however, she was not able to repay the loan on time. The assets

of the business were insufficient to pay the liabilities, so the finance company asked

Niharika to repay the loan from her personal assets. She refused to pay the loan by

saying that the loan was taken by the business and not by her for personal use. The

finance company filed a suit against her. The court gave decision in favour of the

company and also held her liable to repay the loan even by selling her personal

property, if need be.

(i) Name the form of business being carried out by Niharika.

(ii) Why did the court gave decision in favour of the company & held Niharika

personally liable to pay debts?

(iii) Identify the feature of sole proprietorship which explains the payment of

liabilities out of personal assets.

Q.8. Explain the meaning of coparcener.

Q.9. Discuss whether the liability of a sole proprietor is limited to the extent of his share in

business?

Q.10. Does the Joint Hindu Family business decline with the death of a member?

Q.11. Who are the creators of Producers Cooperative Societies?

Q.12. List one limitation of co-operative form of organisation.

Q.13. Explain how the company is an artificial person?

Q.14. “A company form of organization is popular as its members have limited liability.”

Discuss.

Q.15. Name and describe the contents of the document defining the bye-laws of the Company.

Q.16. What do you mean by ‘Mutual Agency’ in Partnership?

Q.17. Write a short note on:

(i) Nominal Partner (iii) Partnership at will.

(ii) Dormant /Sleeping Partner (iv) Partnership Deed.

Q.18. “A Company is an artificial person created by law having a separate legal entity with a

perpetual succession and common seal” comment.

Q.19. How is a firm registered and what are the consequences of non registration?

Q.20. How that single man business has not been entirely obsolete even under modern conditions

of trade and industry? Discuss.

Q.21. Which form of organization works on the principle of one for all and all for one. State and

explain the principle followed to elect the managing committee of the identified form.

Q.22. “Every partner is individually and jointly liable to third parties for the debts of the firm.”

Explain.

Q.23. Distinguish between partnership at will and particular partnership.

Q.24. “Registration of partnership is not mandatory but is very beneficial.” How?

Q.25. What is Statement in lieu of Prospectus? Is a private company required to issue a

prospectus or Statement in lieu of Prospectus?

Q.26. A person forged the signatures of other person on the Memorandum of Association but the

Registrar issued the Certificate of Incorporation. Was the registration of the company valid?

Why?

Q.27. What is Certificate of Incorporation? Which company can start its business just after

Incorporation?

Q.28. Mr. Mohit is interested in the floatation of a company. Briefly discuss the steps he should

take for the formation of a Company.

Q.29. Distinguish between Memorandum of Association & Articles of Association.

Q.30. Discuss the role of a promoter in the formation of a Company.

Q.31. You have been asked to assist in the Incorporation of a Company. State the major

documents you will prepare for this purpose.

Q.32. Commencement of business involves several legal formalities. Explain in detail.

Q.33. What is an Articles of Association? State its contents also.

Q.34. “If a company suffers heavy losses and its assets are not enough to pay off its liabilities,

the balance can be recovered from the private assets of its members.” Do you agree? Give

reasons

Q.35. Bhuvan wants to set up a Private Ltd. Company. As an advisor guide him and explain the

steps of formation of a Private Ltd. Company.

CHAPTER 3: PRIVATE, PUBLIC AND GLOBAL ENTERPRISES

Q1. The Reliance Group, founded by Dhirubhai Ambani is India’s largest private sector enterprise,

doing business mainly in energy & material value chain. The group is managed by professional

managers appointed by the board of directors. The business group enjoys global leadership and its

main motive is to earn profit & generate wealth. The group is not accountable to the public.

(i) The given case is referring to the working of a private sector enterprise. Name the

other sector which is also working in our mixed economy.

(ii) Explain the types of identified sector in (i) above.

Q.2. State the various types of organizations that come under the public sector.

Q.3. What are the different kinds of organizations that come under the private sector.

Q.4. Name the Act under which government companies are registered.

Q.5. Name the public enterprises, which are formed under the special act of Parliament.

Q.6. Government companies have a separate legal entity apart from the government. Do you

agree?

Q.7. Public sector enterprises have played vital role in the economic development of India.

However, govt. of India pursues the policy of disinvestment of such units. What is the rationale

of disinvestment?

Q.8. “Departmental undertakings are a curse for the public enterprises.” Justify your answer.

Q.9. Name the following :

i. A corporation established under special law of Parliament.

ii. An organization runs by a department of the Government.

iii. A Company whose 51% of Equity share capital is contributed by the Government.

CHAPTER 4: BUSINESS SERVICES

Q.1. Name the Central Bank of our country and which is the largest commercial bank of our

country.

Q.2. A husband took the Life Insurance of his wife. After one year they got separated and later

on after two years the wife died. Will husband get compensation from the Insurance Company?

Q3. Mr. Amit is a CA. His income is very irregular with no major investments and property. To

safeguard his daughter’s future and to finance her studies he is looking for a bank account where

higher returns could be earned and the money is also not blocked. Suggest Mr.Amit a suitable

account.

Q.4. Name any four services offered by electronic banking.

Q.5. Name the parties of insurance contract?

Q.6. What is the meaning of premium and policy with reference to an insurance contract?

Q.7. Why Life insurance is considered a contract of assurance?

Q.8. It is binding on the proposer to disclose all material facts about the subject matter of the

proposed Insurance. Which principle of insurance suggests this?

Q.9. What is the advantage of Recurring deposit A/c to the depositor?

Q.10. Distinguish between Current A/C and Fixed Deposit A/c.

Q.11. Name the type of account opened in the bank with overdraft facility.

Q.12. “A contract of Insurance is a contract of indemnity and indemnity only”. Comment Q.14.

“A contract of Insurance is a Uberrimae Fidei contract”. Comment.

Q.13. Why is Insurance said to be a mechanism of risk coverage and investment? Q.16. Why is

the principle of indemnity not applicable to life insurance? Discuss. Q.17. Explain the principle

of subrogation and principle of Causa Proxima in brief.

Q.14. What type of Bank account is more suitable for the business community? Give reasons.

Q.15. What do you understand by the term Insurance? Explain the various functions of Insurance

in brief?

Q.16. Give the essential characteristics of Fire Insurance contract. Distinguish between Fire and

Marine Insurance.

Q.17. Write a short note on:

(i) RTGS

(ii) NEFT

(iii) Assurance

(iv) Health Insurance

CHAPTER 5 : EMERGING MODES OF BUSINESS

Q.1. Define e-commerce

Q.2. Enumerate any four benefits of e-Commerce.

Q.3. ‘E-business versus e-commerce’. Comment.

Q.4. Define ‘e-business’. Explain four limitation of e-business.

CHAPTERS 6: SOCIAL RESPONSIBILITIES OF BUSINESS AND BUSINESS ETHICS.

Q.1. Why should a business do anything for the society at large?

Q.2. What obligations businessmen have towards the Investors?

Q.3. Providing charitable contributions to educational institutions or helping the affected

people during floods or earth quakes. Which category of social responsibility covers this?

Q.4. Give one example of ethical responsibility as a category of social responsibility.

Q.5. What is environmental pollution?

Q.6. Enumerate the responsibilities of business towards employees and consumers.

Q.7. “Besides profit making, business is essentially a social institution.” Explain

Q.8. “There is a strong case for the business to fulfill its social obligations.” Give five reasons in

support of your view.

Q.9. What do you understand by Business and Environmental Pollution? Briefly explain the

causes of Pollution and its types.

Q.10. “In spite of the dominant role of profit in the running of business, today business is more

concerned about its social responsibilities.” Illustrate with reasons.

Q11. Many people take their computers, smartphones and tablets for granted, but for those with

disabilities, using these technologies can present significant challenges. Accessibility Partners

work with private & public IT manufacturing companies and organisations to test and review

products that make IT accessible to individuals with a variety of disabilities. More than 70% of

the companies employees have disabilities themselves. Why do you think the company has taken

such initiative?

Q12. Anyone who has sold or purchased a home knows how cut throat real estate agencies can be

. However Charitable Agents, a network committed to help house owners and realtors matches the

buyers and sellers with a top performing local realtor and when the transaction closes 10% of the

agent’s handsome commission goes to charity. Moreover it also helps buyers in completing all tax

related formalities. Identify the different kinds of social responsibilities highlighted in the case quoting the lines.



SUBJECT : ECONOMICS REVISION SHEET

STATISTICS

UNIT 1 INTRODUCTION

Q1. Describe the subject matter of economics.

Q2. Why is it important to study economics?

Q3. Scarcity and choice go together. Comment.

Q4. Discuss the features of resources.

Q5. Explain the use statistics for govt.

Q6. Statistics is used in various business organisation. Comment.

Q7. Differentiate between a centrally planned and free economy.

Q8. Explain the three vital process of economics.

UNIT 2 COLLECTION, ORGANISATION AND PRESENTATION OF DATA

Q1. Write four merits of census method of collecting the data.

Q2. Mention three demerits of sample method of collecting the data.

Q3. What is meant by census method?

Q4. What do you mean by random sampling?

Q5. Discuss the term ‘universe’ and ‘sample’ with example.

Q6. Census of India is the main source of secondary data. Explain.

Q7. What is pilot survey? Explain its importance.

Q8. State the objectives of classification.

Q9. Write the characteristics of a good classification.

Q10. Define the discrete and continuous variables with the help of example.

Q11. Write three importance of classification.

Q12. Make a frequency distribution from following data.

Use exclusive method and first class interval is 100-110

125 108 112 126 110 113 136 130 149 155

120 130 126 138 125 132 119 125 140 148

145 137 144 150 142 150 137 132 166 154

Q13. State three features of a good table.

Q14. State the merits of tabular presentation.

Q15. Define piediagram.

Q16. Present the following data by multiple bar diagram.

Year 1st Class IInd Class Passed

2007 40 80 130

2008 80 100 120

2009 100 120 180

Q17.Present the following data of final consumption expenditure of a family with the help of a

piediagram.

Items Expenditure (in rupees)

Cloths 1600

Food 2400

Education 1000

Electricity 1500

Others 2500

Q18. Make a histogram from following data

Marks No. of students

30-35 10

35-40 24

40-45 30

45-50 44

50-55 28

55-60 22

60-65 14

65-70 8

Q19. Give four objectives of statistical average.

Q20. What do you understand by ‘questionnaire? W rite the essential characteristics of a good

questionnaire.

Q21. Distinguish between census and sample method of collecting primary data.

Q22. What is NSSO? Write its functions.

Q23. Compare the census and sample method of collecting data with reference to reliability,

time involved and cost.

Q24. What are the advantages and disadvantages of collecting primary data by personal

interview and mailed questionnaire.

Q25. Do samples provide better results than surveys? Give reasons for your answer.

Q26. What is loss of information in classified data?

Q27. Do you agree that classified data is better than raw data? Why?

Q28. Explain types of classification of data.

UNIT3 STATISTICAL TOOLS (CH-8)

Q1. Average income of 50 families is Rs. 3000. Average income of 12 families is Rs. 18000.

Find the average income of rest of the families (Ans. 3378.95)

Q2. What are the essentials of a good average.

Q3. Mean marks obtained by a student in his five subjects are 15 in English he secures 8

marks, in economics 12, in mathematics 18 and in commerce 9, Find out the marks he

secured in statistics.

Q4. What is meant by weighted arithmetic mean? How is it calculated?

Q5. Find the arithmetic mean of the following distribution using

a) assumed mean method

b) Direct method

c) standard deviation method.:

Items 3 4 5 6 7 8 9 10

Frequency 35 30 20 10 6 3 2 1

Q6. Find the arithmetic mean of the following distribution using

a) assumed mean method

b) Direct method

c) standard deviation method.:

Marks 10-20 20-30 30-40 40-50 50-60 60-70

No. of

students 10 15 25 30 11 6

MICROECONOMICS

UNIT 1 INTRODUCTION

Q1. Distinguish between microeconomics and macroeconomics. Give example.

Q2. Why does an economic problem arise? Explain the problem of 'How to Produce'?

Q3. Explain the problem of 'What to Produce' with the help of an example.

Q4. 'For whom to produce' is a central problem of an economy. Explain.

Q5. State three differences between normative economic analysis and positive economic

analysis.

Q6. Write any three differences between Market Economy and Centrally Planned Economy.

Q7. What is PP Frontier? Explain it with the help of an imaginary schedule and diagram.

Q8. Show the following situation with PPF

(a) Fuller utilisation of resources

(b) Growth of resources.

(c) Under utilisation of resources.

Q9. Why is PPC called opportunity cost curve?

Q10. Define opportunity cost and explain it with the help of an example.

Q11. Explain PPF is (a) down ward sloping. (b) concave to the point of origin.

UNIT 2 CONSUMER'S BEHAVIOUR & THEORY OF DEMAND

Q1.What happens to total expenditure on a commodity when its price falls and its demand is

price elastic?

Q2. Why does total utility increases at diminishing rate due to continuous increase in units of a

good Consumed?

Q3. Due to decrease in price of pen why does the demand of ink increase?

Q4. When does budget line shift leftwards?

Q5. Under what situation does the slope of changed budget line be flatter?

Q6. What change should take place in price of the combination of two goods so that the slope of

budget line becomes steeper?

Q7. What will be the behaviour of total utility when marginal utility curve lies below X-axis?

Q8. What are the reasons behind Law of demand? State any two.

Q9.Explain the law of diminishing marginal utility with the help of a utility schedule.

Q10. Explain consumers equilibrium with utility approach when consumer is consuming one

good.

Q11. What do you mean by budget line? What are the reasons of change in budget line?

Q12. Explain the relationship between total utility and marginal utility with the help of schedule.

Q13. What changes will take place in total utility when –

(a) Marginal utility curve has above X–axis.

(b) Marginal utility curve touches X–axis

(c) Marginal utility curve lies below X–axis.

Q14. State two features of indifference curve.

Q15. Why does two indifference curves do not touch each other?

Q16. Under what situations there will be parallel shift in budget line?

Q17. Explain the effect of a rise in the prices of ‘related goods’ on the demand for a good X.

Q18. Why does demand of a normal good increases due to increase in consumer’s income?

Q19. “If a product price increases, a family’s spreading on the product has to increase”. Defend

or refute.

Q20. State elasticity of demand of followings (a) Luxurious goods (b) Goods of alternate use (c)

Necessity goods.

Q21. Distinguish between expansion of demand and increase in demand with the help of

diagram.

Q22. What do you mean by marginal rate of substitutions? Explain with the help of a numerical

example.

Q23. Measure Price Elasticity of Demand on the following points of a straight line demand curve

(a) Centre point of the demand curve.

(b) Demand curve intercepting y-axis

(c) Demand curve intercepting x-axis.

Q24. Explain negative relationship between price and demand.

Q25. What will be the impact on demand if, elasticity of demand is same : (a) fall in price of

Good ‘X’ by 5% (b) increase in price of good ‘Y’ by 15%

UNIT 3 PRODUCER’S BEHAVIOR AND SUPPLY (CH- PRODUCTION FUNCTION

ONLY)

Q1. Describe various phases of law of variable proportions.

Q2. Discuss the reasons for each phase of law of variable proportions.

Q3. Describe the graphical representation showing relationship between TP and MP.

Q4. Explain the shape of MP with the help of a diagram.


TERM – I CLASS XI 2020-21

SUBJECT: MATHEMATICS REVISION SHEET

CHAPTER-1: SETS

1. Describe the following sets in set-builder

form:

(I) {3,5,9,17,33} (II) {5,7,11,13,17}

(II) {19,34,49} (IV) {3,10,29,66}

2. If 𝐴 = {𝑥: 𝑥 = 4𝑛 + 1, 𝑛 ≤ 5, 𝑛𝜖𝑁} and𝐵 = {3𝑛: 𝑛 ≤ 8, 𝑛𝜖𝑁} 𝑡ℎ𝑒𝑛 𝑓𝑖𝑛𝑑 𝐴 ∪ 𝐵 .

3. 𝐿𝑒𝑡 𝐴 = 𝑥: 𝑥 𝑖𝑠 𝑎 𝑝𝑜𝑠𝑖𝑡𝑖𝑣𝑒 𝑝𝑟𝑖𝑚𝑒 𝑙𝑒𝑠𝑠 𝑡ℎ𝑎𝑛 10 𝑎𝑛𝑑 𝐵 = 𝑥: 𝑥𝜖𝑁 𝑎𝑛𝑑 𝑜 < 𝑥 − 2 ≤ 6 Then

find

(𝑖) A - B (ii) B-A

4. Let U = {𝑥: 𝑥𝜖𝑁 𝑎𝑛𝑑 𝑥 < 10}

A= {𝑥: 𝑥 = 2𝑦 + 1 𝑎𝑛𝑑𝑦𝜖𝑁} 𝑎𝑛𝑑

B = {𝑥: 𝑥 = 3𝑦 − 1 𝑎𝑛𝑑𝑦𝜖𝑁}, prove that A – B = A ∩ 𝐵′

5. A and B are two sets such that n(A-B) = 14 + 𝑥, 𝑛(𝐵 − 𝐴) = 3𝑥 𝑎𝑛𝑑 𝑛(𝐴 ∩ 𝐵) = 𝑥.

If (𝐴) = (𝐵) 𝑓𝑖𝑛𝑑 𝑥 𝑎𝑛𝑑 𝑛(𝐴 ∪ 𝐵) .

6. If A and B are any two sets then prove the following using venn diagram.

(i) (𝐴 ∪ 𝐵) ′ = 𝐴′ ∩ 𝐵′ (ii) (𝐴 ∩ 𝐵) ′ = 𝐴′ ∪ 𝐵′

(iii) 𝐴 ∩ ( – 𝐶) = ( 𝐴 ∩ 𝐵) − (𝐴 ∩ 𝐶) (iv) (𝐴 ∪ 𝐵) − 𝐶 = (𝐴 – 𝐶) ∪ (𝐵 – 𝐶)

7. A market research group conducted a survey of 2000 consumers and reported that 1720

consumers liked the product 𝑃1 and 1450 consumers liked product 𝑃2. What is the least

number that must have liked both the products.

8. In a survey of 25 students, it was found that 15 had taken mathematics , 12 had taken

physics and 11 had taken chemistry , 5 had taken mathematics and chemistry , 9 had

taken mathematics and physics,4 had taken physics and chemistry and 3 had taken all

three subjects. Find the number of students of that had.

(i) only chemistry, (ii) only mathematics, (iii) only physics ,

(iv) physics and chemistry but not mathematics (v) mathematics and physics but not

chemistry

(vi) only one of the subject (vii) at least one of the three subjects (viii) none of the subject

CHAPTER-2: RELATIONS AND FUNCTIONS

1. Let A={1,2,3,4}, B={1,4,9,16,25}and R be a relation defined from A to B as

follows: R ={(x,y): y= 𝑥2 , x∈A, y∈ 𝐵}.

(a) Depict this relation by using an arrow diagram

(b) Find the domain of R.

(c) Find the codomain of R.

(d) Find the Range of R.

2. Find the domain of the function f(x)= x2+2x+3

x2−5x+6 .

3. Find the range of the following: f ={𝑥,1

1−𝑥2 ∶ x ∈ R , x ≠ −1,1} .

4. Find the domain and range of the function: 2

1f (x)

x 1

CHAPTER-3: TRIGONOMETRIC FUNCTIONS

1. The larger hand of a big clock is 35 cm long. How many cm does its tip move in 9

minutes?

2. The angles of a triangle are in A.P. and the number of degrees in the least to the number

of radians in the greatest is 60:𝜋 Find the angles in radians.

3. Prove the following:

(i) 𝑐𝑜𝑠2 𝜋

8 + 𝑐𝑜𝑠2 3𝜋

8 + 𝑐𝑜𝑠2 5𝜋

8 + 𝑐𝑜𝑠2 7𝜋

8 = 2

(ii) 𝑠𝑖𝑛2 𝜋

4+ 𝑠𝑖𝑛2 3𝜋

4+ 𝑠𝑖𝑛2 5𝜋

4 + 𝑠𝑖𝑛2 7𝜋

4 = 2.

(iii) sin10o sin50o sin60o sin70o = √3

16 .

4. find the value of tan 𝜋

8 and sin

𝜋

10

5. If cot x = -12/5, where x lies in II quadrant, find the value of all other trigonometric

functions.

6. If tanx = 1/4, where x lies in IV quadrant, find sin(x/2), cos(x/2) and sin(x/4).

7. Express the following products into sums or differences:

(i) 2sin 5x cos 3x

(ii) cos9x cos4x

(iii) 2cos5x sin3x

(iv) 3 sin 13x sin3x

CHAPTER–5: COMPLEX NUMBERS AND QUADRATIC EQUATIONS

1. Solve : ix2 +(1-5i)x -1+8i=0

2. Given: complex number z = cos(2t) + i sin(2t), Show that 2/(1+z) = 1 - i tan(t)

3. Calculate all solutions of |z-1|.|z-1|=1 4. Find all complex numbers a + ib that satisfy the equation ( a + ib)2= -5-2i

5. Find the value of ( i4n+1 - i4n-1) ÷ 2 (ans n=2)

6. Find real values of x and y for the following equalities hold:

(i) (x4 + 2xi) – (3x2 +iy)= (3 – 5i) + (1 + 2iy) (ans x=2,-2 and y= 3,1/3)

(ii) (3x – 2iy)(2 + i)2 = 10 + 10i (ans x=14/15, y= 1/5)

(iii) (1+𝑖)𝑥−2𝑖

3+𝑖 +

(2−3𝑖)𝑦+𝑖

3−𝑖 = i (x=3 , y= -1)

7. Find the values of x and y for which the complex numbers – 3 + ix2y and x2 + y +4i are

conjugate of each other. (x = 1, -1 and y= -4)

8. If x and y are real, solve the equation 𝑖𝑦

𝑖𝑥+1 -

3𝑦+4𝑖

3𝑥+𝑦 = 0

9. Prove that ǀ 𝟏+𝐜𝐨𝐬 𝜽+𝒊 𝐬𝐢𝐧 𝜽

𝟏+𝒄𝒐𝒔 𝜽−𝒊 𝒔𝒊𝒏 𝜽 ǀ = 1

10. If z = x +iy and w = 1−𝑖𝑧

𝑧−𝑖, show that ǀwǀ = 1 implies that z is purely real

11. Find the real value of ‘a’ for which 3i2 – 2ai2 + (1-a)i +5 is real. (ans.a = -2)

CHAPTER-6: LINEAR INEQUALITIES

1. Solve 4x-7 > 5x-2 when (i) x is a natural number (ii) x is an integer (iii) x

is a real number.

2. Solve the following linear inequations, show the solution on number line:-

(i) 2x-3 + 9 > 3 + 4x (ii) 3x + 17 < 2(1 – x)

3. Solve graphically:

(i) 3x + 4y > 12, y > 1, x > 0

(ii) x – 2y > 0, 2x – y < -2, x > 0, y > 0

(iii) 2x+y < 24, x + y < 11, 2x + 5y < 40, x > 0, y > 0

4. In first four papers each of 100 marks, Rohit got 72, 83, 73, 95 marks. If he wants an

average of greater than or equal to 75 marks and less than 80 marks, find the range of

marks he should score in the fifth paper.

5. The sum of two natural numbers is 121. If the sum of bigger number and four times the

smaller is equal to or greater than 271, find all possible values of the smaller number.

6. Given P = {x : 5 < 2x – 1 ≤ 11, x €R} and Q = { x : -1 < 3 + 4x < 23, x €R, x € I} Where

R = real numbers and I = integers. Represent P and Q on two different number lines.

Write down the elements of P &Q.

7. The cost and revenue functions of a product are given by C (x) = 2x + 400 and R(x) =

6x+20 respectively, where x is the number of items produced by the manufacturer. How

many items must the manufacturer sell to realize some profit?

8. How many litres of water will have to be added to 1250 litres of 45% solution of acid so

that the resulting mixture will contain more than 25% but less than 30% acid content?

CHAPTER-7: PERMUTATIONS AND COMBINATIONS

1. How many unique ways are there to arrange the letters in the word PRIOR?

2. From a group of 7 men and 6 women, five persons are to be selected to form a

committee so that at least 3 men are there on the committee. In how many ways can it

be done? (ans 756)

3. In how many different ways can the letters of the word 'LEADING' be arranged in such

a way that the vowels always come together? (ans 720)

4. In how many different ways can the letters of the word 'CORPORATION' be arranged

so that the vowels always come together?(ans 50400)

5. Out of 7 consonants and 4 vowels, how many words of 3 consonants and 2 vowels can

be formed?(ans 25200)

6. In how many ways can the letters of the word 'LEADER' be arranged?(ans 360)

7. In a group of 6 boys and 4 girls, four children are to be selected. In how many different

ways can they be selected such that at least one boy should be there?(ans 209)

8. How many 3-digit numbers can be formed from the digits 2, 3, 5, 6, 7 and 9, which are

divisible by 5 and none of the digits is repeated?(ans 20)

9. In how many ways a committee, consisting of 5 men and 6 women can be formed from

8 men and 10 women?(ans 11760)

10. A box contains 2 white balls, 3 black balls and 4 red balls. In how many ways can 3

balls be drawn from the box, if at least one black ball is to be included in the draw?(ans

64)

11. In how many different ways can the letters of the word 'DETAIL' be arranged in such a

way that the vowels occupy only the odd positions?(Ans 36)

12. In how many different ways can the letters of the word 'MATHEMATICS' be arranged

so that the vowels always come together?(ans 120960)

13. A bibliophile plans to put a total of seven books on her marble shelf. She can choose

these seven books from a mixture of works from Antiquity and works on Post-

modernism, of which there are seven each. If the shelf must contain at least four works

from Antiquity, and one on Post-Modernism, then how many ways can he select seven

books to go on the shelf?(ans 1820)

14. An artist is planning on mixing together any number of different colors from her

palette. A mixture results as long as the artist combines at least two colors. If the

number of possible mixtures is less than 500, what is the greatest number of colors the

artist could have in her palette?(ans 8)

CHAPTER-9: SEQUENCES AND SERIES

1. The first term of an arithmetic sequence is equal to 6 and the common difference is

equal to 3. Find a formula for the n th term and the value of the 50 th term

2. The first term of an arithmetic sequence is equal to 200 and the common difference is

equal to -10. Find the value of the 20 th term

3. An arithmetic sequence has a common difference equal to 10 and its 6 th term is equal

to 52. Find its 15 th term.

4. Find the sum of n terms of A.P whose kth term is 5k + 1 (ans n/2(5n + 7)

5. The product of three numbers in A.P is 224 , and the largest number is 7 times the

smallest. Find the numbers. (ans 2, 8, 14)

6. If the sum of first n terms of an A.P is zero, show that the sum of next n terms is –𝑎𝑛(𝑚+𝑛)

𝑚−1 where a is the first term of this A.P.

7. If a2, b2, c2 are in A.P then show that 𝑎

𝑏+𝑐 ,

𝑏

𝑎+𝑐,

𝑐

𝑏+𝑎 are in A.P.

8. If p, q, r are in A.P then show that p3 +r3 +-8q3 = -6pqr

9. If A is the arithmetic mean between a and b , prove that (A-a)2 + (A-b)2= (𝑎−𝑏)2

2

10. If the A.M between pth and qth terms of an A.P is equal to A.M between rth and sth

term ,show that p + q = r +s.

11. The sum of the first four terms of an A.P is 56. The sum of the last four terms is 112. If

its first term is 11, then find the number of terms G.P in which the sum of the extreme

terms is 112 and middle terms is 48.( ans 11)

12. If the (m + n)th term of a G.P is p and (m – n) is q , find mth and nth terms ( 𝑎𝑛𝑠√𝑝𝑞 ,

p(q/p)m/2n

13. If Sn, S2n, S3n respectively, denote the sum to n, 2n, 3n terms of G.P., show that

Sn(S3n – S2n)= (s2n – Sn)2.



SUBJECT : INFORMATICS PRACTICES REVISION SHEET

CHAPTER 1: COMPUTER SYSTEM

1. What is the difference between Hardware and Software?

2. Explain the IPO process with the help of diagram.

3. What is the role of Application Processing Unit?

4. What are the major components of the computer System?

5. Explain the working hierarchy in a Computer with the help of diagram.

6. What is the application software ? Why is it required?

CHAPTER 2: EMERGING TRENDS

1. Write the importance of Artificial Intelligence

2. What is Machine learning?

3. Expand the term NLP

4. How is Virtual reality helping us in real life?

5. Define the term augmented reality.

6. How does robotics play an important role in development of a country?

7. Write any 2 characteristics of Big Data.

8. What is a sensor?

9. What is the benefit of Cloud computing?

CHAPTER 3: BRIEF OVERVIEW OF PYTHON

1. How Python is easy to Use?

2. Why python is a Cross-platform Language?

3. Is Pythons Language is Free and Open Source Language.

4. Write full form of IDLE.

5. Which of the following are not valid strings in Python?

‘Hello’ b) ‘Hello” Ans. b)‘Hello”

6. What are different ways to work in Python?

7. Why Python is considered an Interpreted Language?

8. What do you mean by Python Shell?

9. What are the limitations of Python Language?

10. What is Token?

11. Is, the Python is case sensitive language ?

12. What do you mean by escape sequence?

13. Write the syntax to use the len() function.

14. What do you mean by comment in Python?

15. Write a program to initialize the value of two variables then find sum.

16. Write a program to enter the value of two numbers then perform all arithmetic

functions.

17. Write a Program to enter the value of a and b variable in string form then concatenate

the string and print first string in three times.

18. What will be the output of the following?

print(len(str(17//4)))

print(len(str(17/4)))

19. What will be the output of the following?

a=5

b=-3

c=25

d=-10

a+b+c>a+c-b*d

str(a+b+c>a+c-b*d)==len(str(bool1(1)))

20. Q8.What will be the output of the following:

a) 87//5

b) 87//5.0

c) (87//5.0)==(87//5)

d) (87//5.0)==int(87/5.0)

CHAPTER 4: WORKING WITH LISTS AND DICTIONARIES

1. Define a list. Why it is a dynamic mutable type:

2. Define a Dictionary. How we can access the data from it?

3. Write a statement for following:

(i) Sum of all elements in a list([1,2,3,…100])

(ii) sum of all odd numbers in a list ([1,2,3,….100])

4. What will be output of following:

(i) >>>[4]*4

(ii) >>>num=[17,123]

>>>num[-1]

5. Write the names of list methods to perform the following :

(i) Delete a given element from the list.

(ii) Add an element in the end of the list.

6. Find the output of the following program code:

aDict = { ‘Bhavna’:1, “Richard”:2, “Firoza”:10, “Arshnoor”:20 }

temp = “ “

for key in aDict:

if temp < key:

temp = key

print (temp)

7. Refer the following code and predict the output

a=[1,2,3]

b=[4,5,6]

c=a+b

d=c[0:3]

e=d

a[0]=10

c[4]=20

e[2]=30

(i) print (a[1]) (ii) print (b[0]) (iii) print (d) (iv) print (c[:])

8. Write a Python program to sum all the items in a list.

9. Program to find maximum among N numbers in a List

CHAPTER 5: UNDERSTANDING DATA

1. What does data refer to?

2. What do you mean by Data Processing cycle

3. Write about Mean with the help of an example.

4. How is Median different from Mean

5. Write the method of obtaining Standard deviation with the help of an example.

CHAPTER 6: INTRODUCTION TO NUMPY

1. Is NumPy open source library?

2. Define an array and its types.

3. What will be the output of following code:

import numpy as np

Lst=([1,3,5,7],[2,4,6,8])

arr2=np.array(Lst)

print(arr2)


import numpy as np

Lst=([1,3,5,7],[2,4,6,8])

arr2=np.array(Lst)

print(arr2[0,3])

print(arr2[1,2])

5. Write a NumPy program to import NumPy as np and print the version number.


import numpy as np

arr3=np.zeros((9,), dtype=np.int)

print(arr3)

7. Write a NumPy program to create a1-D array containing numeric values from 0 to 9.

8. Write a NumPy program to create a 1-D array of odd numbers from 1 to 10.

9. Write the use of reshape( ) function with the help of an example.

10. Write names of any 4 aggregate functions that can work with arrays.



SUBJECT : PHYSICAL EDUCATION REVISION SHEET

UNIT I: CHANGING TRENDS AND CAREER IN PHYSICAL EDUCATION

Q.1 “Physical education is the sum of changes in the individual causes by experiences centering motor activity”.

Who said this?

a) J. B. Nash b) C. C. Covel

c) Cassidy d) Charles A. Butcher

Q.2 Objectives of Bookwatles:

a) Ethical Character b) Worthy use of desire time

c) Physical Fitness d) All of the above

Q.3 In which year the commonwealth Games is started?

a) 1930 b) 1934

c) 1926 d) 1938

Q.4 What is the aim of physical education?

Q.5 Write down the definition of physical education.

Q.6 Discuss about the fitness related careers option in the field of physical education in detail.

Q.7 Enlist the various competitions held at national level.

Q.8 Discuss in detail about the structure of Khelo India Programme.

UNIT II: OLYMPIC VALUE EDUCATION

Q.1 The head quarters of IOC is situated at …………

a) New York b) Paris

c) Switzerland d) France

Q.2 The first Winter Paralympic Games were held in:

a) 1896 b) 1976

c) 1996 d) 1876

Q.3 The first Olympic Games were started in

a) Olympia Valley b) Africa

c) America d) India

Q.4 Who founded special Olympics?

Q.5 What are the functions IOC?

Q.6 Write down the Olympic Oath.

Q.7 Write a short note on “Indian Olympic Association”.

Q.8 Discuss about the closing ceremony of Modern Olympic Games.

UNIT III: PHYSICAL FITNESS, WELLNESS AND LIFESTYLE

Q.1 Type of strength does not include:

a) Explosive Strength b) Minimum Strength

c) Maximum Strength d) Strength Endurance

Q.2 ______ fibres fatigue quickly:

a) Slow twitch b) Muscular Endurance

c) None of these d) Fast Twitch

Q.3 Positive lifestyle is important for:

a) Improves Posture b) Increased Longevity

c) Increased Self Confidence d) All of the Above

Q.4 What do you mean by wellness?

Q.5 What do you mean by physical fitness?

Q.6 Enlist the components of health related fitness.

Q.7 Elaborate the components of wellness.

Q.8 Discuss about the body composition.

UNIT IV: PHYSICAL EDUCATION AND SPORTS FOR CWSN

Q.1 Which medical professional can help children with a number of oral disorders such as trouble swallowing,

motor skills. Speech issues, cognitive-linguistic conditions and language?

a) Physiotherapist b) Speech Therapist

c) Special Education Counselor d) Occupational Therapist

Q.2 How many games are included in Special Olympics Bharat?

a) 22 b) 24

c) 20 d) 18

Q.3 Which body governs the Paralympic movement?

a) Special Olympics Internatinal b) Sports Authority of India

c) Indian Paralympic Committee d) International Paralympic Committee

Q.4 What does the word ‘Paralympics’ means?

Q.5 Write any two aims and objectives of deaflympics.

Q.6 How a physiotherapist helps children with special needs?

Q.7 What is the mission of Special Olympic Bharat?

UNIT V: YOGA

Q.1 What is the technique of relaxation?

a) Yoga-nidra b) Nidra-rog

c) Rest at bed d) Sitting in Park

Q.2 Shatkararmas are ………..

a) Five methods b) Six methods

c) Seven methods d) Four methods

Q.3 Virikshasana has been taken from Sanskrit word viriksh which mean’s ………..

a) Earth b) Sea

c) Plant d) Tree

Q.4 What do you mean by asana?

Q.5 What is yama?

Q.6 Write down the procedure of Shashankasana.

Q.7 Enlist different types of pranayama.

Q.8 Write a short note on “Samadhi”.

brain intrnational school term i class xi 2020-21 …

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