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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 I and 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: [5] (i) The hormone that regulates the basal metabolic rate. (ii) The part of the internal ear related to the static balance of the body. (iii) The soluble protein in blood plasma responsible for blood clotting. (iv) The gaseous plant hormone. (v) The uptake of mineral ions against the concentration gradient. (b) Choose the correct answer from the four options given for each below: [5] (i) The rate of transpiration will be fastest when the day is: A. Hot, humid and windy B. Cool, humid and windy C. Hot, humid and still D. Hot, dry and windy This paper consists of 10 printed pages. ICSE Specimen Paper 2019 onwards Turn Over
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