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SUMMATIVE ASSESSMENT I (2011) SCIENCE- SC1 QP 470011 Class IX (Biology) metre in solelyowed: 1 hour Maximum Marks: 30 ordinary 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 overall choice. However, inner(a) choice has been provided in all the five questions of five suss outs category. altogether unitary option in such questions is to be attempted. (iv) All questions of section A and all questions of section B be to be attempted separately. (v) Questions 1 to 3 in section A are unmatched mark questions. These are to be answered in one intelligence information 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 tether marks questions. These are to be answered in about 50 words each. (viii) Questions 2 0 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 break on practical skills. Each question is a one mark question. You are to select one most detach solution out of the quartet provided to you. Section A 6.Differentiate among 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 tis sue (c) Adipose tissue 17.What pull up sta! kes happen if : (a) ribosomes are removed(p) from the cell, (b) golgi apparatus is removed from the cell, (c) plasma membrane ruptures ? 18.What is animal husbandry? Differentiate amidst 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 lay out that genus Xanthium and...If you want to get a full essay, rescript it on our website: OrderCustomPaper.com

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