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BIOLOGY SCIENCE PAPER - 3 (Two hours) Answers to this Paper must be written on the paper provided separately. You will not be allowed to write during the 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 the answers. _____________________________________________________________________________________ Attempt all questions from Section A and any four questions from Section B. The intended marks for questions or parts of questions are given in brackets [ ]. _____________________________________________________________________________________ SECTION A (40 Marks) (Attempt all questions from this Section.) Question 1. a) Name the following: [5] i) Opening on the leaf through which transpiration occurs. ii) The element required for clotting of blood. iii) The vein which starts with capillaries and also ends in capillaries. iv) The branch of the renal artery which leaves the Bowman s capsule. v) The condition in which excess glucose passes with urine due to diabetes mellitus. b) Choose the correct answer from the four options given below each statement: i) [5] Which one of the following pairs of brain part and its function is not correctly matched? A. Cerebrum memory B. Cerebellum balance of body C. Medulla oblongata controls activities of internal organs D. Pons consciousness ii) A light absorbing pigment during photosynthesis is: A. Oxygen B. Carbon dioxide C. Water D. Chlorophyll iii) Maximum amount of water from the glomerular filtrate is reabsorbed in _____ A. Proximal convoluted tubule. B. Descending limb of loop of Henle. 1 Biology Mock Board Exam 2020 - 21 Class 10 Strawberry Fields High School
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