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SUMMATIVE ASSESSMENT I (2011) SCIENCE- SC1 QP 470011 Class IX (Biology) designate eachowed: 1 hour Maximum Marks: 30 world-wide Instructions: (i) The misgiving paper comprises of two atoms, A and B. You atomic number 18 to attempt two the divides. (ii) either questions argon compulsory. (iii) There is no over whole choice. However, inner(a) choice has been provided in all the five questions of five suss outs category. altogether cardinal option in such questions is to be attempted. (iv) All questions of section A and all questions of section B are to be attempted separately. (v) Questions 1 to 3 in section A are one and only(a) mark questions. These are to be answered in one intelligence service or in one sentence. (vi) Questions 4 to 7 in section A are two marks questions. These are to be answered in about 30 words each. (vii) Questions 8 to 19 in section A are trine marks questions. These are to be answered in about 50 words each. (viii) Que stions 20 to 24 in section A are five marks questions. These are to be answered in about 70 words each. (ix) Questions 25 to 42 in section B are multiple choice questions ease up on practical skills. Each question is a one mark question. You are to select one most confiscate solution out of the tetrad provided to you. Section A 6.Differentiate surrounded by the plasm membrane and cell wall. 7.

List any four salient features of meristematic wander. 15.(a) State the constituents of bast ? (b) How does cork act as a protective tissue ? 16.Give the location and functions of the following tissues : (a) ca rtilage (b) Areolar tissue (c) Adipose tiss! ue 17.What pull up stakes happen if : (a) ribosomes are outback(a) from the cell, (b) golgi apparatus is removed from the cell, (c) plasma membrane ruptures ? 18.What is animal husbandry? Differentiate betwixt milch and draught animals. What do the following supply to dairy animals : (i) character (ii) concentrates. 19.State differences between mixed cropping and intercropping with examples. 24.(a) A farmer institute that genus Xanthium and...If you want to get a full essay, parade it on our website: OrderCustomPaper.com

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