KENDRIYA VIDYALAYA NO.1, BOLANGIR

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1 KENDRIYA VIDYALAYA NO., BOLANGIR HOMEWORK 05-6 WINTER-BREAK CLASS-XI: ENGLISH HOLIDAY. READING : A) The Ailing Planet: The Green Movement s Role B) The Canterville Ghost Chapter 5, 6, 7 C) The Tale of Melon City Read the aforesaid lessons and write their synopsis.. WRITING : A) Write any three passage each of moderate length (between words each) and make note on them using heading, sub-heading and recognizable abbreviations. Also supply suitable title for each. B) Write the summary of each passage not exceeding 80 words. 3. Complete all the pending homework from the text books. ( Hornbill s snapshots ) Lessons to be completed Childhood and Birth Exercises. 4. Write a letter to the Editor of a national newspaper bringing into public notice the poor hygienic condition of the adjoining your school. You are Pratik/Preeti of Vikash Public School, Vishakapatnam. 5. As the sales promotor of Mehra Sons and Limited, draft a poster to promote your latest collection of jewellery in not more than 50 words. 6. As the principal of Victoria College, write a notice to warn the students about ragging and its consequences in not more than 50 words. 7. Imagine yourself as a famous celebrity (choose any name) and express your feelings on the topic How much may one s personal life be invaded. (Word limit 50-00) 8. Give your views in the form of an article about India of Our Dream: Mission 05. You are Rohan/Rehana Kapoor, an eminent columnist in The Time of India. (Word limit 50-00) 9. Collect invitations you have received from different persons and organisations for sample. 0. Collect various classified advertisements printed in different English newspaper and stick them on two pages of your H.W notebook. Write two similar advertisements on your own. Class:-XI sub:-chemistry ) Make notes of the chapter- (p- Block elements) and learn it.

2 ) Exercise work of s-block elements and p-block elements. 3) Learn and practice all the chemical reaction and preparation of compounds of s-block and p-block elements. 4) Exercise work of Redox reaction and Hydrogen. 5) Write all the inside question answer of s-block and p- Block elements (chapter-0 and) 6) Investigatory project from practical book. स जन मक ल खन- आल ख ल खन- HINDI श तक ल न ग हक य क य रहव. आप क य व य लय बड़म ल क व य थ ह अपन व य लय न ज वन क ख ट म ठ अन भव -, य दग र ल ह व उपल धय पर एक स च आल ख ल खए. स दय नगर बड़म ल क अन पम स दय पर एक स च आल ख ल खए फ चर ल खन-. ग त पथ पर बढ़त भ रत. य व मन क हस न उड़ न 3. म ब इल बन जग स न 4. व पन क अन ख द नय 500 श द म नब ध ल खए- ) बढ़त मह ग ई क सम य ) ह द क बढ़त ल क यत 3) नर ह न नर श कर मन क 4) व छ भ रत अ भय न 5) य व ओ क रण त ड अ द ल कल म.ज.प.ए. य वह रक क य (ज वन म य श ण) स दय नगर बड़म ल क ख बस रत वन तर क स र व - स वध नक लए य य कदम उठ य ज न आव यक ह -? आप इसम य भ मक नभ सकत ह? व त रप व क ल खए

3 पर पय ग अ य स क य - द न इक ई पर एव अध व ष क पर क न प क अ य स कर उ र ल खए प ल खन- न-र ल आर ण क क अ यव थ क ज नक र द त ह ए, ब धक, उ र र व, नई द ल क प ल खए न प क स प दक क - कस द नक सम च र -स न म क ओर स प ल खए, जसम दन- त दन बढ़ रह मह ग ई क सम य क ओर सरक र क य न आक ष त कय गय ह न -आपक शहर म प रवहन यव थ क थ त च त जनक बन ह ई ह इस सम य क ओर न स ब ध अ धक रय क य न आक ष त कर न क लए स ग रक ह त क ओर स थ न य द नक सम च र प क स प दक क प ल खए बड़म ल म रहन व ल प क स प दक क आय ध नम ण - कस द नक सम च र - ग त प ड क ओर स प ल खए, जसम क य लय म बढ़त ट च र क ओर सरक र क य न आक ष त कय गय ह न -आप य तम य म ह, ज बह द र श ह ज़फ़र म ग, नई द ल म रहत ह अपन नगर क व य त द य स थ न क मह ब धक क एक शक यत प ल खए, जसम पर क दन म ब र ब र बज़ल चल ज न क क रण उ प न अस वध क वण न कय गय ह - KENDRIYA VIDYALAYA, BADMAL: WINTER BREAK TASK: STD.: XI Subject: Biology CHAPTER: PLANTS RESPIRATION SECTION-A ) What are the two other names for Krebs cycle? (005) ) Name the unit of oxidative phosphorylation. 3) Give the location of enzymes of TCA cycle. 4) Which organic compound acts as link between glycolysis and Krebs cycle? 5) What are end products of glycolysis? 6) How many NADH molecules produced from one glucose molecule in aerobic respiration? 7) Name four parts of cell respiration. 8) Name the first product formed in TCA cycle. 9) Give the location of glycolysis.

4 0) What is the first electron carrier on the Route II of ETC? ) Name the final acceptor of electrons in ETC. (Ans. Oxygen) ) How many carbon atoms are present in one molecule each of (i) glucose and (ii) Pyruvic acid? (006) SECTION-B. 3) What is fermentation? Name any two organic compounds produced in this process. (006) 4) What is glycolysis? Name the two monosachharides which readily enter the glycolytic pathway. (006) 5) Why is conversion of pyruvic acid to acetyl CoA called oxidative decarboxylation?where does it occur in a cell? (007) 6) Name the end products of aerobic and anaerobic glycolysis. List two ways by which molecules of ATP are produced in glycolysis during aerobic respiration in a cell. (005) 7) What is oxidative decarboxylation? What happens to pyruvate immediately after this reaction? Name the enzyme involved in this reaction. (005) 8) What is the end product of glycolysis in aerobes, and where does this process occur? List the conditions under which fermentation occurs in plant cells. (005) 9) Where exactly does electron transport system operate in Mitochondria? What is the role of oxygen and F0 F in this pathway? How many molecules of ATP are produced when one molecule of NADH goes through this path? (005) 0) Describe the function of phosphofructokinase in glycolysis. (005) ) Define Respiration Quotient (R.Q.). Mention one food constituent each upon whose complete oxidation. (i) R. Q. is. (ii) R. Q. is less than. (C. B. S. E. Sample paper 005) OR What is meant by Respiratory Quotient (RQ)? When will the value of RQ be and when will it be less than? (004) SECTION-C

5 ) How does oxidative phosphorylation differ from photophosphorylation? Explain. (006) 3 3) Explain the role of oxygen, F0 F particles and NADH in oxidative phosphorylation. (005) 3 SECTION-D 4) Explain the major steps in Citric acid cycle. What are the other two names of the same cycle? (006) 5 5) Where does glycolysis occur in a cell? Explain its different steps. (006) 5 6) Where exactly does electron transport system operate in Mitochondria? Explain the role of oxygen and F0 F in this pathway. How many molecules of ATP are produced from one molecule of FADH in electron transport chain? (006) 5 7) What is glycolysis? Where in the cell does it occur? Name the compound which is the end product of glycolysis. Explain the chemical changes which this end product undergoes before its entry into mitochondria. (006) 5 OR Name the end product (compound) of glycolysis. Where does this process occur in the cell? Explain the overall reaction by which this end product becomes another compound before entering mitochondria. Name this compound. (C. B. S. E. Sample paper 005) Std. XI Subject: Biology CHAPTER PLANT HORMONES SECTION-A ) How are raw fruits ripened artificially? ) A student cultures a callus from the Tobacco pith in a sterilized minimal nutritive medium but adds more cytokinins than auxins. What would develop from the callus the shoot buds or the roots? 3) A student cultures callus from tobacco pith in a sterilized minimal nutritive medium and adds auxins but not cytokinins. How would the callus respond to it? 4) What induces parthenocarpy in grapes?

6 5) In a wheat field, some broad leaved weeds were found by a farmer. Which phytohormone can be used to eradicate them? (006) 6) Name the hormone that makes the plants more tolerant to various stresses. (005) 7) Define vernalisation. (004) SECTION-B 8) In most plants the terminal bud suppresses the development of lateral buds. What is this phenomenon called? Name the phytohormone that can promote this phenomenon and one phytohormone that inhibits this phenomenon. 9) Which among the following is a long day plant? Why is it so called? Sugar beet, sugarcane, tomato 0) Would you expectsoyabean plants to flower if given a daily light exposure of 5 hours? Give reasons. ) List any four ways how the use of auxins may help in obtaining better yield of fruit crops. (006) ) What is meant by abscission? Name the phytohormone involved in it. (006) 3) Where are auxins generally produced in a plant? Name any one naturally occurring plant auxin and any one synthetic auxin. (006) 4) What is meant by bioassay? Name the two bioassays that are used to examine auxin activity in plants. (005) 5) Name the hormone that acts as an antagonist to abscisic acid. From which microorganism was it extracted initially? List two bioassays of this growth hormone. (005) 6) Where are cytokinins synthesised in plants? Mention any two of their functions. (004) SECTION-C 7) A Chrysanthemum plant with floral buds requires more than hours of dark night time to flower. If the night is interrupted by far red rays for the duration of an hour, will the flowers bloom the following morning? Name the pigment that perceives the light stimulus for flowering. Where is the pigment present in the plant and what are its two forms? 3

7 8) A Chrysanthemum plant with floral buds requires more than hours of dark night time to flower. If the night is interrupted by red rays for duration of an hour, will the flowers bloom the following morning? Name the pigment that perceives the light stimulus for flowering. Where is the pigment present in the plant and what are its two forms? 3 9) Give the chemical names of one example each of the following as well as mention its one function: (i) Natural auxins (ii) Synthetic auxins (iii) Gaseous plant hormone. (005) 3 SECTION-D 0) What is photoperiodism? Explain the different categories of plants on the basis of photoperiodism giving one example of each category. (005) 5 COMPUTER SCIENCE (Class XI Winter Break Assignments). Define Array?. What do you mean by Base type? 3. What is the need for Arrays? 4. What do is difference between char type and int type arrays? 5. How one dimensional Arrays are different from multi dimensional Arrays? 6. Write a C++ program to search for a specific element in one dimensional Array of int type?

8 7. Write a C++ program to read prices of 0 items in an Array and then Display the sum of all prices, product of all prices and average of them? 8. Write a C++ program to accept a string and count number of a in the string? 9. Write a C++ program to accept values in two dimensional int type Array of Size 3*3 and find the sum of Element of left diagonal? 0. Write a C++ program to accept values in 3*3 matrix and display the row-wise sum?

CLASS XIC ENGLISH PHYSICS

CLASS XIC ENGLISH PHYSICS CLASS XIC ENGLISH (1) Make Notes of 3 rd and 4 th chapter from The Canterville Ghost. (2) Write theme of the poem- A Photograph and Voice of the rain with poetic beauty. (3) Write daily one page for your