CLASS- X HOLIDAY HOMEWORK ENGLISH ASSIGNMENT-1 (GRAMMAR) Q1.The following passage has not been edited. There is error in each line. Write the error and the correction in front of the line. Error Correction a) Health precedes action. There are an ______ ______ b) undisputed connection among being ______ ______ c) fit and being our best. A simple rules ______ ______ d ) of ‘five’ helps make exercising a most ______ ______ e) enjoyable activity. Wake up in 5a.m., do ______ _____ five stretches and five yoga asanas. Q2.Fill in the blanks with most appropriate words- A large team of United Nations Inspectors (a) ______in India under the terms of the International Forestry Treaty. According to the Treaty all countries (b) ______to plant trees and maintain areas of forest in order so that they may absorb carbon dioxide emissions (c) ______to the three degree rise in global temperature so far in the century. The term (d) ______stay in India (e) ____three years. Q3.Read the conversation given below and complete the paragraph that follows- Rajiv: Dad will you gift me a laptop? Dad: Not now wait till your class XII board results. Rajiv: But Dad, didn’t you promise me one? Dad: Yes, but my long cherished desire is to see you top in class12 too. You should prepare for JEE-MAINS also. Rajiv asked his Dad (a) ________________negating. Dad asked Rajiv (b)______________ A little disappointed Rajiv(c)_____________.Motivating Rajiv ,Dad said that his long cherished desire (d)_______________top class 12 too. He also wished that Rajiv should prepare (e)____________. ASSIGNMENT -2 ( CREATIVE WRITING) 1. Write the following letters in about 100-120 words: a) You are Monica/Mukesh head girl/boy of SDM PUBLIC SCHOOL. Kanpur. Write a letter to Dimple Caterers ,Motijheel, Kanpur to find out the rate for conducting farewell party for class XII, enquiring about charges per head, service charge and advance to be paid. b) You are the librarian of LPS School Krishna Nagar,Delhi. Write a letter to Oxford University Press , New Delhi .,placing an order for books. Mention at least four titles of the books to be supplied immediately. Address yourself as Savita/Somendra. c) You are Kirti/ Kishore, resident of P block,Netaji Nagar Delhi. For the past fifteen days sanitization by the Govt is not done in your locality .Moreover patients of Covid-19 are increasing day by day.Write a letter to the Editor of a newspaper to draw the attention of the concerned authorities. 2. Write the following stories in not more than 200-250 words- a) A poor lady at a traffic signal was crying and was holding a doctor’ prescription. She wanted……… b) A little girl was walking down the street. She saw a poor old man shivering on the pavement, She……… ASSIGNMENT -3 (LITERATURE READER, FIRST FLIGHT) Q1.What did the Postmaster do to keep the faith of Lencho? Q2.Why was the young seagull afraid of flying ? Q3.’The Pilot was lost in the stormy black clouds’. Did he arrive safe? How? Q4.’Paper has more patience than people’ .Explain with reference to the chapter ‘The diary of a young girl? Q5.Read the extracts and answer the questions that follow- a)’But if it had to perish twice, I think I know enough of hate To say that for destruction ice Is also great.’ i) Who knows enough of hate? ii) What is great for destruction? iii) Name the poem and the poet?

B )He stalks in his vivid stripes The few steps of his cage On pads of velvet quiet In this quiet rage i)Who is he in above lines? Why does he move only few steps? ii)What poetic devices are used in above stanza? iii)Name the poem and the poet. ASSIGNMENT-4 (SUPPLEMENTARY READER –FOOTSTEPS WITHOUT FEET) Answer the following questions in 80-100 words. Q1. Horace Danby was a meticulous planner but still he faltered. Where did he go wrong and why? Q2. Why did Hari Singh steal Anil’s money? Why did he come back and put Anil’s money back? Q3. What treatment was given to Tricki by Dr. Herriot ? Q4.What Fake story was made by Ausable in the hotel room? What made it a convincing story? PROJECT WORK Read the novel –‘Helen Keler ‘and write any two incidents from her life which inspire you.

SCIENCE PHYSICS

ASSIGNMENT – 1 Chapter 12 : Electricity

1. Why is very less quantity of heat energy produced in the connecting wires? 2. Which one has more resistance 100 watt bulb or 60 watt bulb? 3. How much energy is given to each coulomb of charge passing through a 6V battery? 4. What determines the rate at which energy is delivered by a current? 5. What does an electric circuit mean? 6. Name a device that help to maintain a potential difference across a conduct. 7. Judge the equivalent resistance when the following are connected in parallel (a) 1 and 106 (b)1v and 103 v and 106 v 8. Define the term electric energy. Write an expression for the electric energy consumed in an electric circuit. 9. What is meant by power-rating of an appliance? A bulb is rated as 60 W, 220 V. What does it indicate? 10. Let the resistance of an electrical component remains constant while the potential difference across the two ends of the component decreases to half of its former value. What change will occur in the current through it? 11. A piece of wire is drawn by pulling it unit is length is doubled. Compare the new resistance with the original value. 12. State ohm’s law. Express it mathematically. Define S.I. unit of resistance. 13. Draw a circuit diagram with a cell, an electric bulb, an ammeter and plug key. 14. For a heater rated at 4kW and 220V, calculate (a) The current (b) The resistance of the heater (c) The energy consumed in 2 hours 15. An electric lamp of 100, a toaster of resistance 50 , and a water filter of resistance 500 are connected in parallel to a 220 V source. What is the resistance of an electric iron connected to the same source that takes as much current as all three appliances, and what is the current through it? 16. What are the advantages of connecting electrical devices in parallel with the battery instead of connecting them in series? 17. How can three resistors of resistances 2, 3 , and 6 be connected to give a total resistance of (i) 4 (ii)1 ?

ASSIGNMENT – 02

ACTIVITY Make brief notes of chapter 14 “SOURCES OF ENERGY” in the punched sheets with neat and

clean diagrams. PRACTICAL FILE WORK Write down the experiments related to ohm‘s law in your practical file.

BIOLOGY ASSIGNMENT-1

ANSWER THE FOLLOWING QUESTIONS:

1. Give one example of plant part. a. Which is positively hydrotropic as well as positively geotropic. b. Which is positively phototropic but negatively geotropic. 2. The neck of a person appears to be swollen. a. Name the disease this person suffering from. b. Name the mineral whose deficiency in the diet causes this disease. 3. Why is abscise acid known as stress hormone in plants? 4. Name the part of neuron (a) where information is acquired. (b) through which information travels as an electrical impulse. 5. There is a polled plant in your drawing room, after few days you note that plant has bent to one side. What could be the reason? How has this movement been coordinated? 6. A leaf shaped gland is present above the intestine. The secretion of this gland regulates the metabolism of sugar in blood. Name the secretion and gland. 7. How does a touch – me – not plant respond on touching? What is this movement called? 8. Name the centre of the brain that controls (i) Swallowing (ii) hearing

ASSIGNMENT- 2 Answer the following questions:

1. Name the substrates for the following enzymes

A) trypsin b) amylase c) pepsin d) lipase 2. What is the difference between arteries & veins?

3. What is villi? What are its functions? 4. What type of respiration takes place in human muscles during vigorous exercise and why? 5. How is opening and closing of stomata regulated? 6. Differentiate between aerobic and anaerobic respiration. 7. Meat is easier to digest as compared to grass. Why? 8. Differentiate between transport of materials in xylem & phloem 9. What is the role of glomerulus in kidney? 10. Why the walls of trachea are supported by cartilaginous rings? 11. What is the role of diaphragm during inhalation and exhalation? 12. What is the advantage of four chambered of heart? ACTIVITY: Do experiment no.1, 2 and 3 of biology in your practical file.

CHEMISTRY

ASSIGNMENT -1 CHEMICAL REACTIONS AND EQUATIONS

General Instructions for Homework

Do all the questions in your chemistry notebook.

Do your work neat and clean.

Write questions along with the answers.

Don't merge questions of one worksheet with another. Q1Define: a. Reactants b. Products

c. Balanced chemical equation .

Q2. Balance the following Chemical equation and identify the reactants and products.

a. _____ Zn (s) + _____ AgNO3 (aq) → _____ Zn(NO3)2 (aq) + _____ Ag (s) b. _____ N2 (g) + _____ H2 (g) → _____ NH3 (g) c. _____ Mg(OH)2 (aq) + _____ H3PO4 (aq) → _____ H2O (l) + _____ Mg3(PO4)2(aq) d. _____ HNO3 (aq) + _____ Ni (s) → _____ Ni(NO3)2 (aq) + _____ H2 (g) e. _____ Ba(HCO3)2 (s) → _____ BaCO3 (s) + _____ H2O (g) + _____ CO2 (g) f. _____ BaCl2 (aq) + _____ Na2SO4 (aq) → _____ NaCl (aq) + _____ BaSO4 (s) g. _____ Al2(CO3)3 (s) → _____ Al2O3 (s) + _____ CO2 (g) h. _____ Ca (s) + _____ H2O (l) → _____ Ca(OH)2 (aq) + _____ H2 (g) i. _____ LiHCO3 (s) → _____ Li2CO3 (s) + _____ H2O (g) + _____ CO2 (g) j. _____ N2 (g) + _____ O2 (g) → _____ N2O5 (g) k. _____ MgBr2 (aq) + _____ KOH (aq) → _____ KBr (aq) + _____ Mg(OH)2 (s) l. _____ Mn (s) + _____ CuCl (aq) → _____ Cu (s) + _____ MnCl2 (s) m._____ Zn (s) + _____ S8 (s) → _____ ZnS (s) n. _____ NaOH (aq) + _____ H2SO4 (aq) → _____ H2O (l) + _____ Na2SO4 (aq) o_____ K (s) + _____ H2O (l) → o. _____ KOH (aq) + _____ H2 (g) p. _____ C5H12 (l) + _____ O2 (g) → _____ H2O (g) + _____ CO2 (g) q. _____ KOH (aq) + _____ H2CO3 (aq) → _____ H2O (l) + _____ K2CO3 (aq) r. _____ C4H8O2 (l) + _____ O2 (g) → _____ H2O (g) + _____ CO2 (g)

Q2 Write the skeleton equation for each of the following reactions. Then balance each of the following

chemical equations.

1. hydrogen + oxygen water 2. iron (III) oxide + hydrogen water + iron 3. sodium + water sodium hydroxide + hydrogen 4. copper + Oxygen Copper(II) Oxide 5. potassium iodide + chlorine potassium chloride + iodine 6. chromium + tin(IV) chloride chromium(III) chloride + tin 7. magnesium + copper(II) sulphate magnesium sulphate + copper 8. zinc sulphate + strontium chloride zinc chloride + strontium sulphate 9. ammonium chloride + lead(III) nitrate ammonium nitrate + lead(III) chloride 10. iron(III) nitrate + magnesium sulphide iron(III) sulphide + magnesium nitrate 11. aluminum chloride + sodium carbonate aluminum carbonate + sodium chloride 12. sodium phosphate + calcium hydroxide sodium hydroxide +calcium phosphate

Q3 Indicate which type of chemical reaction (Combination, decomposition, single displacement,

double-displacement or combustion) is being represented in the following reactions:

1. Na3PO4 + 3 KOH 3 NaOH + K3PO4 2. MgCl2 + Li2CO3 MgCO3 + 2 LiCl 3. C6H12 + 9 O2 6 CO2 + 6 H2O 4. 2 AgNO3 + Cu Cu(NO3)2 + 2 Ag 5. C3H6O + 4 O2 3 CO2 + 3 H2O 6. 2 C5H5 + Fe Fe(C5H5)2 7. SeCl6 + O2 SeO2 + 3Cl2 8. 2 MgI2 + Mn(SO3)2 2 MgSO3 + MnI4 9. O3 O. + O2 10. 2 NO2 2 O2 + N2 Q4 Differentiate between: a. Combination and Decomposition reaction. b. Displacement and Double displacement reaction. c. Oxidation and Reduction reaction. d. Balanced and unbalanced chemical equation. e. Corrosion of iron and Copper. Q5 Identify the substances that are oxidized and the substances that are reduced in the following reactions. (i) 4Na(s) + O2(g) → 2Na2O(s) (ii) CuO(s) + H2(g) → Cu(s) + H2O(l)

Q6. Fe2O3 + 3CO 2Fe + 3CO2 Study the above reaction and name the following:

Substance getting reduced

Substance getting oxidized

Oxidizing agent

Reducing agent. Q7.Give reasons for the following: a. Silver Nitrate solution cannot be stored in Copper containers. b. Gold and Silver do not corrode in air c. Blue colour of copper sulphate solution starts fading when a zinc rod is dipped in it. d. Respiration is an endothermic reaction. e. Photo chemical decomposition reaction finds application in photography.

Q8.why does stale food gives a bad smell and bad taste? How can this be prevented?

Q9 For each of the following experiments, decide whether a reaction will occur. If you think there will be no reaction, write down why you think so. If you think a reaction will happen: write down why you think it will happen, what you expect to see, and the equation to go with it. a) iron heated with copper(II) oxide b) aluminium heated with iron oxide c) copper heated with iron oxide d) magnesium heated with zinc oxide Q10. Give examples for the following: a. Precipitation reaction. b. Thermal decomposition. c. Natural oxidation. d. Exothermic reaction. ASSIGNMENT-2 CHAPTER : ACIDS, BASED AND SALTS 1. Curd is not kept in copper and brass vessels. Why? 2. Pick up acids, bases and salts from the list given below. HCl, NaCl, KOH, Ca(OH)2, H2CO3, H3PO4, NH4OH, CuSO4, Na2CO3 3. P & Q are aqueous solutions of sodium chloride and sodium hydroxide respectively. Which of these will turn blue litmus red and which red litmus blue? 4. Two solutions A and B have pH 5 and 9 respectively. Which solution has higher hydrogen ion concentration and Why? 5. A farmer is advised to sprinkle quick lime in his crop field. What would be the problem with the pH of the

soil?

6. How does the flow of acid rain water into a river makes the survival of aquatic life difficult? 7. Tooth enamel is one of the hardest substance in our body. How does it undergo damage due to eating chocolates and sweets? How do toothpastes prevent this damage? 8. Write two properties each of acids and bases.

9 . Complete the following table.

Chemical Name Common

Name

Formula Preparation

(Equation only)

Uses

Sodium Hydroxide Caustic Soda

Chlorine ----------------

Same as above

Hydrogen ---------------- Same as above

Calcium oxychloride

Sodium Hydrogen

Carbonate

Sodium carbonate,

decahydrate

Calcium Sulphate

Hemihydrate

10. A gas X reacts with lime water and forms a compound Y which is used as a bleaching agent. Identify X and Y .Give the chemical equation of the reaction involved. 11. What are strong acids and weak acids? Identify the strong and weak acids from the following list. Hydrochloric acid , acetic acid, Formic acid , Carbonic acid. 12. A baker found that the cake prepared by him is hard and small in size. Which ingredient has he forgotten to add that would have caused the cake to rise? Explain.

13. Write balanced chemical equations for the following chemical reactions

1. Magnesium reacts with dil. Sulphuric acid.

2. Aluminium powder reacts with hydrochloric acid.

3. A pinch of baking soda is added to hydrochloric acid.

4. Sodium oxide reacts with sulphuric acid.

5. Carbon dioxide gas is passed through limewater.

6. Ammonium hydroxide reacts with sulphuric acid.

14. What is water of crystallisation? Give two examples of salts with water of crystallisation. Write balanced chemical equation for the effect of heat on crystalline copper sulphate. 15. A ) Acidic and basic solutions in water conduct electricity while solutions of compounds like alcohol and glucose do not show acidic character. Give reason. B ) What is an alkali? Give an example. 16. Give reasons.

a. Tartaric acid is added to baking soda to make baking powder.

b. Plaster of Paris should be stored in a water proof bag.

C. Baking soda is applied on the stung area.

d. We must brush our teeth after eating sugary food, before going to sleep.

e. Milk of Magnesia is used to cure stomach upset.

f. While diluting an acid, water should be never added to the acid.

17. “Sodium hydrogen carbonate is a basic salt”. Justify the statement. How is it converted into washing soda? Explain. 18. In one of the industrial processes used to manufacture of sodium hydroxide a gas X is formed as by

product. The gas X reacts with lime water to give a compound Y which is used as a bleaching agent in

chemical industry. Identify X and Y giving the chemical equation of the reaction involved.

PROJECT WORK (CHEMISTRY)

You have to complete first three experiments of chemistry in your lab files along with procedure,

observation table and results or conclusion. For practical related with pH, just leave spaces for values and

write all the remaining content. Draw all the tables given with these experiments on left hand blank page in

pencil.

SOCIAL SCIENCE ASSIGNMENT 1 GEOGRAPHY CHAPTER : 5 MINERAL AND POWER RESOURCES (To be done on ruled sheets) 1. Define mineral. Why are minerals important? 2. How are minerals classified? 3. Differentiate between ore and rock. 4. What type of metals are gold, silver and platinum? 5. Minerals formed from solidification of molten matter in the crack, crevices, faults or joints are found in which types of rocks? 6. Which minerals is formed as a result of evaporation, especially in arid regions? 7. Which regions of India contain most of the reserves of coal, metallic minerals and other non-metallic minerals? 8. Which is the finest quality of iron ore with magnetic qualities? 9. What are the uses of copper? Name the two leading copper producing states of India. 10. Which mineral ores is formed by decomposition of rocks, leaving a residual mass of weathered material? 11. Koderma in Jharkhand is the leading producer of which minerals? 12. Which is the most abundantly available fossil fuel in India? 13. Coal of which geological age is found in north-eastern India? 14. Which energy sources is also termed as mineral oil or crude oil? 15. Write the essential features of Mica?

16. Where is an experimental geo-thermal energy project located in India? 17. What are the differences between hydroelectricity and thermal electricity? 18. Where is the largest solar plant of India located? 19. Which form of coal has a low carbon and high moisture contents and low heating capacity? 20. Name the largest manganese producing state of India. 21. Name the highest quality of hard coal. 22. In which state of India are the Khetri Copper mines situated? 23. In which one of the following states the largest wind farm cluster is located? 24. Which is the oldest oil producing state of India? 25. Which minerals is contained in the monazite sands? 26. Which minerals is formed by decomposition of rocks, leaving a residual mass of weathered material? 27. In which iron ore belt is Kudremukh mines located? 28. Koderma - Gaya - Hazaribagh belt is the leading producer of which minerals? 29. Which state is the largest producer of bauxite? 30. What are ‘placer deposits’? Give examples of minerals found in such deposits. 31. What is rat hole mining and where in India is this type of mining done? 32. Mention any four uses of manganese ore. 33. Why is mica considered to be an indispensable mineral for the electronics industry? 34. What are renewable resources? 35. Why has it become necessary to use renewable energy resources? . ASSIGNMENT 2 Read GEOGRAPHY CHAPTER -7 LIFE LINES OF NATIONAL ECONOMY and answer the following questions. (TO be done in copy) 1. What do you mean by transportation? 2. India has the largest networks of which modes of transport? 3. The National Highway No.1 is also known by which name? 4. Which type of roads received special consideration under the Pradhan Mantri Grameen Sadak Yojana? 5. When and between which two stations did the first train of India steam off? 6. Which means of transportation is used to transport crude oil, petroleum products and natural gas?

7. Which networks of pipeline bring mineral oil to the refinery of Barauni and petro-chemical complex of Haldia? 8. Which modes of transport is fuel efficient and environment friendly? 9. Which is the cheapest mode of transport? 10. Which was the first port to be developed soon after Independence? 11. Which is the oldest artificial port and the second most important port of the country? 12. Which port is the deepest land-locked and well-protected port along the west coast? 13. What is mass communication? 14. Give examples of means of mass communication? 15. Which is the national television channel of India? 16. The largest number of newspapers are published in India in which languages? 17. Which terms is used to describe trade between two or more countries? 18. Which is the extreme south-western port located at the entrance of a lagoon with a natural harbour? 19. Which is the premier iron ore exporting sea port of the country? 20. Which two extreme locations are connected by the east west corridor? 21. District Roads are maintained by whom? 22. Which two extreme locations are connected by the North-South Corridor? 23. National Highways are constructed and maintained by whom? 24. In which year was the air transport nationalized in India? 25. Which ports is an inland riverine port? 26. National Waterway No. 1 is navigable between which places? 27. What are the advantages and disadvantages of Airways? 28. Define balance of trade, favourable and unfavourable balance of trade. 29. Which port was developed in order to relieve the pressure of Kolkata port? 30. Which one of the following ports is a tidal port? 31. Which sea port was planned to decongest the Mumbai port? 32. Write two advantages and disadvantages of pipeline transport network in India. 33. Why is Airways an important means of transport in the north eastern parts of India? 34. Write two advantages and disadvantages of waterways. 35. State the reasons for heavy concentration of railways in Northern Plains of India.

ASSIGNMENT- 3 (Chapter 4 &5 Geography)

1. On the political map of India locate the following- Use separate maps

a. Major areas of Rice and Wheat

b. Largest / Major producer states of Sugarcane, Tea, Coffee, Rubber, Cotton and Jute

c. Iron Ore mines --Mayurbhanj , Durg , Bailadila , Bellary, Kuderemukh d. Coal Mines--- Raniganj, Talcher, Bokaro, Neyvel

e. Oil Fields --- Digboi, naharkatia, Bassien, Kalol, Mumbai High, Ankleshwar. f. Power plants—(Thermal) Namrup, Singrauli, Ramagundam

(Nuclear) Narora, Tarapur, kakrapara,Kalpakkam

PROJECT WORK

Prepare a detailed project file on any one of the following topics as allotted

1. Consumer Awareness 2. Sustainable Development 3. Social issues

Project file should have 15-20 pages, and it should be neatly written. Headings can be written using different colour

but the main content should be written in Black or blue pen only. You can include relevant pictures,data etc.

Complete the project file as per the guidelines given. It should include the following sub topics and along with this

you can add sub topics which you find relevant for the project

Page-1 of project file should be used for writing the name of the project then your NAME&CLASS and then followed by these pages # Acknowledgement # Index # INTRODUCTION to the topic # AIMS and OBJECTIVES # causes # adverse effects or consequences # problems associated with each # planning and preparedness to overcome the problems # creating public awareness regarding the issue. You can write your own slogan, poem, poster etc. to create awareness. # one case study related to the topic # CONCLUSION # Bibliography. Topics

Roll no .1 to 10 CONSUMER AWARENESS - Topics to be covered ---- Need for consumer awareness, various

ways of consumer exploitation, causes of consumers exploitation , consumer movement in India, consumer

protection Act, rights – all to be explained. Creating consumer awareness. (Any other topic which you find relevant

for the topic)Case study, learning outcomes from the project and conclusion.

ROLL NO. 11 to 20 SUSTAINABLE DEVELOPMENT---natural resources and its types, uses of natural resources,

causes of exploitation of natural resources, conservation of resources, Need for sustainable development, ways to

ensure sustainable development, Steps taken to ensure sustainable development ,creating awareness about

sustainable development, topic which you find relevant for the project work), case study, learning outcomes from

the project and conclusions.

ROLL NO. 21to31 SOCIAL ISSUES --- description of various social issues in India, causes of social issues, need to

overcome the problems associated to social issues, role of government in overcoming such issues and methods

adopted , role of people and society in overcoming certain social issues, case study related to social issues, creating

awareness and its aims and objectives, learning outcomes from the project and conclusions.

COMPUTER APPLICATIONS ASSIGNMENT 1: Page 105 Application based questions chapter-3

ASSIGNMENT 2: Page 142 Application based questions chapter-4

Python Programs: Project Work

1. Write a program to find and print the greatest number out of three numbers entered by the user.

2. Write a program to check whether the number entered by the user is zero, negative or positive.

3. Write a program to print the table of a number entered by the user.

4. Write a program to accept two numbers and an arithmetic operator(= , - , * , /, % ) from the user

and display the result accordingly.

5. Write a program that accepts a character from the user and display whether it is a vowel or

consonant.

6. Write a program to perform the following task according to user’s choice using menu.

a. Area of circle

b. Area of rectangle

c. Area of square

d. Area of triangle

7. Write a program to accept a number from the user and check whether the number is a buzz

number or not. (A buzz number is a number that ends with 7 or is divisible by 7).

8. Write a program to print the Fibonacci series up to the limit entered by the user.

9. Write a program to print the factorial of a number entered by the user.

10. Write a program to print the sum of first ‘n’ natural numbers. (limit should be entered by the user)

HTML Pages: ( Book Cyber beans by kips )

1. Page no - 106 Project Work - Both activities

2. Page no - 107 Lab Activity - Both activities

3. Page no - 143 Project Work - Both activities

4. Page no - 145 Lab Activity - Both activities

Total eight web pages.

MATHS ASSIGNMENT-1

ASSIGNMENT-2

1. p(x) is a polynomial of degree four. g(x) is another polynomial of degree one. When p(x) is divided by g(x)

the quotient is q(x) and remainder is r(x) [r(x) ≠ 0]. Find the degree of q(x) and r(x).

2. p(x) = g(x).q(x) + r(x). If degree of g(x) = 4, degree of q(x) = 3 and degree of r(x) = 2, then find degree of p(x).

3. On dividing the polynomial by polynomial g(x), the quotient and remainder

were and respectively. Find g(x).

4. Find the value of b for which is a factor of b.

5. Divide p(x) by q(x) and check your answer using division algorithm.

p(x) = , q(x) =

6. α, β, γ are zeroes of cubic polynomials k . If α3 + β3 + γ3 = 27, find the value of k.

7. Find all the zeroes of polynomial , if two of its zeroes are 2 and -2.

ASSIGNMENT – 3

1. The first three terms of an AP are respectively (3n – 1), (3n + 5) and (5n + 1). Find n.

2. If the numbers p, 9, q, 25 form an AP, find p and q.

3. How many two-digit natural numbers are divisible by 7?

4. How many three-digit natural numbers are divisible by 9?

5. For what value of k will the consecutive terms 2k + 1, 3k + 3 and 5k - 1 are in AP?

6. Find the 9th term from the end (towards the first term) of the AP 5, 9, 13, ...., 185.

7. For what value of p will p + 9, 2p – 1 and 2p + 7 are the consecutive terms of an AP?

8. Write the 11th term of the AP : 3, 1/2, -2, …

9. Write the next term of the AP : √ √ √

10. Find the sum of first n natural numbers.

11. If the sum of first n terms of an AP is 2n2 + 3n, then what is its second term?

12. Which term of the AP: 21, 18, 15, ... is zero?

13. Find the sum of first five multiples of 7.

14. How many natural numbers divisible by 7 are there between 200 and 500?

15. Find the sum of first 30 positive integers divisible by 6.

ASSIGNMENT – 4

1. Write the first three terms of an AP in which a = -3 and d = 5.

2. The sum of first n terms of an AP is given by Sn = 4n2 - n. Write the second and the third terms of the AP.

3. Find the 6th term from the end of the AP: 18, 15, 12, ..., -39.

4. If the polynomial is divided by another polynomial , the remainder

comes out to be p + q. Find the values of p and q.

5. On dividing by a polynomial g(x), the quotient and the remainder are and

respectively. Find g(x).

6. The areas of three fields are 330 m2, 585 m2 and 1140 m2 respectively. From these, flower beds of equal

size are to be made. If the breadth of each bed be 5 metres, what will be the maximum length of each bed?

7. Find the largest number that will divide 789, 861 and 1069, leaving remainders 7, 11, and 15 respectively.

PROJECT WORK

Complete the activities in your Maths Lab Manual related to the chapters Polynomials

AP

Co-ordinate Geometry

fganh

1- ^dksjksuk % ,d vn”̀; “k=q* fo’k; ij ,d fuca/k fyf[k,A ¼yxHkx 200&250 “kCn½

2- o`{kksa dk d’V ;k o{̀kksa n~okjk ijksidkj ;k o{̀kksa dh lgu”khyrk fo’k; ij ,d Lojfpr dfork fyf[k,A

¼yxHkx 100&150 “kCn½A mlesa ls ik¡p iz”uksa dk fuekZ.k djds muds mRrj Hkh fyf[k,A

3- Li”kZ ikB~; iqLrd ds vfrfjDr] vU; dfo;ksa ds nl nksgs vFkZlfgr fyf[k, o ;kn dhft,A de ls de

rhu dfo;ksa ds nksgs gksaA

4- Ekqgkojksa laca/kh ,d oxZ igsyh rS;kj dhft,A ¼ckWDl la[;k 15×15½ mlesa ls nl eqgkojs fy[kdj mudk

vFkZ fyf[k, o okD; fuekZ.k dhft,A