श तक ल न अवक श ग हक र य

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1 D.T.E.A. MANDIR MARG WINTER HOLIDAY HOMEWORK Class XI. (English Core) Q1. (a) Read at least two short articles in any English newspaper. Cut and paste them in your note-book. On the basis of your reading of these articles, make notes on them in points only, using headings and sub-headings. Use recognizable abbreviations wherever necessary. (b) Make a summary of these passages in not more than 80 words and also suggest a suitable title. Q.2. You want to sell your car as you are going abroad. Draft a suitable advertisement to be published in a national daily. Q.3. Water is precious and each one of us must stop wastage. Design a poster in not more than 50 words urging people to employ various methods of water conservation in their colonies. Q.4. You lost your DTC bus pass in the school. Write a notice in not more than 50 words giving details of the pass and the probable time of the day you lost it. Invent necessary details. Q.5. Cultural society of Sunshine Public School, Naraina organised an adult literacy camp in its neighbourhood. Write a report in words on the camp for your school magazine. You are P. V. Sunita, Secretary, Cultural Society. Use the following clues: No.of volunteers- hours spent in teaching- location of the class- chairs, blackboards -no.of people attending the camp - benefit. Q.6. Sheetal/ Sachin of 15-A, C.P. Road, New Delhi desires to be a fashion designer. She/he writes to the Director of the National Institute of fashion Technology, Bangalore, seeking information about their courses, admission procedure, eligibility criteria, fee structure, placement opportunities etc. Write her letter. Q.7.In our society we do not give to our women the respect and status that they deserve. Women are stared at, stalked and even molested. We need to change the mindset of the male members of the society. Write a letter in words to the editor of a national newspaper giving your views on the problem. You are Aman/Rani,114-A, Mall Road, Delhi. Q.8. Your school is observing Earth Day. As the head boy/head girl of your school, prepare a speech on the need to save this earth from pollution and global warming etc, to be delivered in the school assembly.( words) Winter Holidays Homework ( ). श तक ल न अवक श ग हक र य 1 ननम नलरख त व षम ऩय प चय लरख ए

2 (क) स च छत अलबम न कक स र थकत ( ) ककस न ऩय र थ क फ झ 2 ननम नलरख त व षम ऩय ऩत र लरख ए (क) स ऩ दक क न भ ऩत र जजसभ स थज ननक सभ य ह भ य ष ट रग न क प रनत उऩम क त सम भ न क उल र ह ( ) सद र कक द दथश ऩय द व मक त कयत ह ए नगयऩ लरक अध म क ऩत र 3 जनस ख म व स प ट ऩय आध रयत ऩरयम जन क मथ क जजए स य सम र रत भ ग शकय कक ज न ऩय आध रयत ऩरयम जन क मथ क जजए CLASS XI POLITICAL SCIENCE Q.1 Define Freedom. Q.2 Explain the negative and positive dimensions of freedom. Q.3 What are the sources of constraints on Freedom. Q.4 Why do we need constraints? Q.5 Explain the Harm Principle as given by JS Mill. Q.6 Explain the negative and positive liberty. Q.7 What do you mean by Equality of Opportunities. Q.8 What is the difference in natural and social inequalities? Q.9 Give any one example of unfair inequality. Q.10 What are the three dimensions of Equality Q.11 What do you understand by the following: Feminism Marxism Liberalism Q.12 What is Justice? Q.13 Explain the three principles of Justice with examples.

3 Q.14 How has Indian government ensured just distribution of goods and services. Q.15 Explain John Rawls Theory of Justice. Geography Class XI chapter-1 1. what is geography? 2.Define human geography? 3.what is demography? 4.write the branches of geography based on the systematic approch? 5.write the branches of geography based on the regional approach? chapter-2 1.write briefly the nebular hypothesis? 2. what is light year? 3.write briefly steady state theroy? 4.define galaxy? 5.what are inner planets? 6.what are terrestial planets? 7.what are jovian planets? 8.how was the planets earth initially? 9.write the main gases of atmosphere? 10.what are main cause of origin of life? chapter 3 1.write two direct sources of information about the interior of the earth? 2.write two in direct sources of information about the interior of the earth? 3.define earthquake? 4.name two earthquakes waves? 5.why s-waves are important? 6.name three importants types of earthquake? 7.name three layer of the earth's interior? 8.define volcano? 9.what is caldera? 10. define volcanic rocks& plutonic rocks? CHAPTER 4 1) Who gave convectional current theory? 2) Write the relief of the ocean floor? 3) Who gave Tectonic plate? 4) What is a Tectonic plate? 5) Name two Continental plate? 6) Name two minor continental plate? 7) Name three Plate boundaries?

4 8) What is Transform boundary? 9) What was the main cause of Plate movement? 10) How was the Himalayas? CHAPTER 5 1) Write four physical characteristics of minerals? 2) Name four major minerals? 3) Define metallic minerals? 4) What is Petrology? 5) Define Igneous Rocks? 6) What is Lithification? 7) Write three major types of Sedimentary Rocks? 8) What is Rock cycle? Questions from chapter 6 to chapter 10 One mark questions 1. Name the two forces responsible for the changes on the surface of the earth. 2 Define weathering. 3. What is Mass wasting?. 4. Define soil. 5. What is Pedology? 6. Name any two factors of soil formation. 7. Name any two erosional landforms formed by running water. 8. Name any two depositional landforms formed by wind. 9. Name the elements of weather and climate. 10. What is atmosphere? 11. Name any two layers of atmosphere. 12. In which layer of the atmosphere ozone gas is found? 13.What is insolation? 14. Why are isotherms more irregular in the Northern Hemisphere than in the Southern Hemisphere? 15. In which unit atmospheric pressure is measured? 16. Define an isobar. 17. What is Loo? 18. What is the name of the tropical cyclone striking the coast of China? THREE MARKS QUESTIONS 1. Distinguish between physical weathering and chemical weathering 2. Give any one diagram from ch 7 and ask the students to label the parts. 3. Diagram of atmospheric layers. 4. What are geostrophic winds? 5. Write the importance of Troposphere. CHAPTER Name the three type of precipitation. 2.Explain relative humidity. 3. What is condensation?

5 4. What is absolute humidity? 5. What is evaporation? 6. Classified the forms of condensation? 7. What is dew? 8. What is frost? 9. Distinguish between fog and mist. 10. How are clouds forms? Classify them. CHAPETR Which two climatic variables are used by koeppen for classification of the climate? 2. Which type climates have very low range of temperature? 3. Mention the three types of approaches in climate? 4. What do you understand by the term greenhouse gases? 5. What are the greenhouse gages? 6. What are the letters recognised by koeppen and explain them? 7. How is the genetic system of classification different from empirical one? 8. Make a comparison of the climatic conditions between a, and b types of climate. CLASS XI A History 1.Write a report on the Three orders of the society. 2.Complete the projects on topics given to you by II nd Term. 3.Describe the different scientific elements in the works of sixteenth century Italian artists. 4.Read and write all the question and answers done in the class work. 5.Prepare a detailed report on the Voyagers by the Europeans. 6.Discuss the developments in Britain and in other parts of the world in the eighteenth century that encouraged British industrialization. 7.On the map of the Britain mark following five cotton textile industries. I)Glasgo ii)birmingham iii)manchester iv)liverpool v)london. 8.Describe the contribution of Humanist writers to literature. 9.How did the discovery of south America lead to the development of European colonialism. 10.Solve History midterm exam question paper. 11.How did the achievements of Renaissance scientists contribute to revolution in science. 12.Briefly discuss the inventions that revolutionized the coal and iron industries.

6 CLASS XI (MATHEMATICS ) 1. Practice NCERT questions from the following chapters a) Trignometric equations b) Straight lines c) Limits and Derivatives 2. Do Miscellaneous exercises from a) Sequence and series b) Relation and functions 3. DIFFERENTIATE the following by first principles a) sin2x b )cos 2 x c)tan x d ) x+2 x 5

7 4. DO 20 questions each from differentiation of function a) chain rule b) product rule c) divison rule CHEMISTRY Class XI (1).Give a brief description of the principles of the following techniques: (a) Crystallization (b) Distillation (c) Sublimation (d) chromatography ( 2). What is the differences between distillation, distillation under reduced pressure, steam distillation ( 3).What are electrophiles and nucleophiles? Give examples each. ( 4).Give different examples of different types of structural isomerism. Name them ( 5). Write the structure of the following compounds; (a) o-ethyl anisole (b) p-nitro aniline (c)2,3-dibromo-1-phenylpentane (d)butane nitrile (e)4-ethyl-_fluoro-2-nitrobenzene (f)pent-4-en-2-ol (g) 6-Hydroxyheptanal(h)2- Chlorohexane (i)3-nitrocyclohexene (j) 5-Oxohexanoic acid (k) Hexa-1,3-dien-5-yne(l)Hexane-2,4-dione (m)6-methyloctane-2-ol (n)3,4-dimethylphenol (o) 2-chloro-1-methyl-4-Nitrobenzene ( 6).Give the IUPAC name of the following compounds: Isopropyl alcohol, tert-butyl alcohol,sec-butyl alcohol,benzyl alcohol, benzyl chloride Acetic acid, acetone,formaldehyde,acetylene,acetaldehyde,isobutyl alcohol. (7).Write structures and IUPAC names of different structural isomers of (a) C 5 H 10 (alkene) (b)c 6 H 10 (alkynes) (c)c 6 H 14 (alkane) (8) Give confirmatory test for the following radicals with equations: Carbonate ion, Chloride ion, nitrate ion,sulphate ion, acetate ion, ammonium ion, lead ion,alluminium (9) Define (a) Allotropy (b) catenation(c) Inert pair effect (d) Hess law (e)pauli s exclusion principle(f) Aufbau principle (g) Hunds rule (h) Ionization Enthalpy (i)lattice Enthalpy (j)entropy. (10 ) Explain the fission of a covalent bond with example (11 ) What is Inductive effect? Why tert carbocation is more stable than secondary and primary. (12) What are the different types of reaction? Give examples. (13 ) Practice all the questions from NCERT (14) Prepare a Project on Environmental Chemistry. Physics- Xl

8 1. Write all gas laws (Boyle s Law, Charle s Law, Gay Lussac law, Graham Diffusion law), Law of partial pressure. 2. Draw all the ray diagram of concave mirror, convex mirror, convex lens, concave lens, microscope and telescope. 3. Make assignment on any topic from chapter mechanical properties of fluid and calorimeter, pressure exerted by gas. 4. Learn chapter mechanical properties of solid, thermal properties of solid, thermodynamics, kinetic theory of gases. 5. Complete practical notebook and class work notebook. 6. Do ten numerical from every chapter. CLASS XI ACCOUNTANCY Prepare a comprehensive project of any sole proprietorship business. This may state: Journal Ledger Trail balance Trading A/C Profit and loss A/C Balance Sheet Depiction of Incomes, expenses, profits(losses),assets and liabilities through pie chart and bar diagram NOTE- Project should be neatly hand written BUSINESS STUDIES Prepare a project a on any of the topics covered during the academic session. Project should be hand written only. Project should be creatively done including pictures. All the chapters covered should be thoroughly revised. Case studies should be practiced for strengthening the knowledge of different concepts ECONOMICS 1 Prepare project on consumer awareness covering all the stages i.e collection,classification, presentation,interpretation, analysis of data. 2 Do all the exercise of unsolved question of unit 1,2,3and 4

9 3 Do all the practical questions of measure of central tendency given in chapter. 4 Do all the questions on micro economics and stastics note. 5 Prepare for the test on micro and stastics from all units covered.

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