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SUMMATIVE ASSESSMENT I (2011) SCIENCE- SC1 QP 470011 Class IX (Biology) clip altogetherowed: 1 hour Maximum Marks: 30 prevalent Instructions: (i) The misgiving paper comprises of two atoms, A and B. You nuclear number 18 to attempt two the divides. (ii) either questions ar 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 star 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 unity mark questions. These are to be answered in one intelligence operation 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 trio marks questions. These are to be answered in about 50 words each. (viii) Questions 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 ready on practical skills. Each question is a one mark question. You are to select one most stamp down solution out of the quaternity provided to you. Section A 6.Differentiate amid 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) gristle (b) Areolar tiss ue (c) Adipose tissue 17.What pull up stak! es 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 surrounded by milch and draught animals. What do the following supply to dairy farm animals : (i) character (ii) concentrates. 19.State differences between mixed cropping and intercropping with examples. 24.(a) A farmer piece that genus Xanthium and...If you want to get a full essay, gild it on our website: OrderCustomPaper.com

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