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ICSE Prelims 2016 : Biology (Sri Sri Academy (SSA), Kolkata)

6 pages, 87 questions, 84 questions with responses, 141 total responses,    0    0
Sumit Roy
Sri Sri Academy (SSA), Kolkata
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SRI SRI ACADEMY CLASS X (BIOLOGY) PRE BOARD EXAMINATION SESSION 2015-2016 TIME: - 2 HRS GENERAL INSTRUCTIONS MAX MARKS:- 80 Answer to this paper must be written on the paper provided separately. You will not be allowed to write during first 15 minutes. This time is to be spent in reading the question paper. The time given at the head of this paper is the time allowed for writing answers. Attempt all questions from Section I. Answer any four questions from Section II. The intended marks for questions or parts of questions are given in brackets [ ]. SECTION I (40 Marks) Attempt all questions from this section. Question 1. (a) Name the following: (i) Phase of interphase where DNA duplication takes place. (ii) Aggregation of cytons and unmyelinated dendrites in brain and spinal cord. (iii) Mucous membrane lining the uterus. (iv) The region of retina with the sharpest vision. (v) Condition in which both genes controlling one character are similar. [5] (b) State the main function and exact location of the following: (i) Guard cells. (ii) Glomerulus. (iii) Auditory nerve. (iv) Chordae tendinae. (v) Vagina [5] (c) Differentiate between the following pair of terms on the basis of criterion given within the brackets :[5] (i) Plasmolysis and Deplasmolysis (Type of solution). (ii) Phenotypic and Genotypic ratio (Monohybrid Cross) (iii) Light and dark reaction (Site of occurrence) (iv) Gestation and Parturition (Definition) (v) Cranial and Spinal nerves (Type / Nature) (d) State whether the following statement are true or false. If False rewrite the correct form of the statement by changing either the first or last word only :[5] (i) Muslin cloth is a freely permeable membrane. (ii) Dominant gene expresses only in homozygous condition. (iii) Testes descend in inguinal canal prior to birth. (iv) Organ of Corti is called the organ of balance. (v) Blood flows with great pressure in the efferent arterioles. P.T.O (e) Given below are five sets of five terms each. In each case, rewrite the terms in correct order so as to be in a logical sequence: [5]

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