Formatting page ...
o Bachani Nagar Malad (E) o Ashok Nagar Kandivli (E) o Thakur Complex Kandivli (E) PRELIMINARY EXAMINATION 2018-2019 Grade : X Date 07/12/2018 : Subject : Biology ICSE Marks: 80 Time : 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. This paper consists of 6 printed pages 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 [ ]. 2 Hrs Section I (40 Marks) Attempt all questions from this section Question 1 (a) Name the following: [5] (i) The phenomenon by which living or dead plant cells absorb water by surface attraction. (ii) The part of the brain associated with memory. (iii) The type of gene which in the presence of contrasting allele is not expressed. (iv) The process of conversion of ADP into ATP during photosynthesis. (v) The term used for mature follicle in females. (b) In each set of terms given below there is an odd term. Find the odd term and state the category to which the other three belong: [5] (i) Thymine, Cytosine, Adenine, Pepsin. (ii) Cortisone, Somatotropin, Adrenocorticotropic hormone, Vasopressin. (iii) Flyash, needles, dirty dressings, discarded medicinal tablets (iv) Diffusion, guttation, osmosis, active transport (v) Gibberellins, calcitonin, cytokinins, abscisic acid (c) Given below are certain special functional activity. Write the special structure/secretion with which it is concerned: [5] (i) Area of no vision (ii) Connects middle ear to the back of the throat (iii) Protein synthesis Biology/Grade X/ICSE/Preliminary Examination/ Page 1 of 6 CAT/LD/2018-19
|
