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COLLEGE GOKULDHAM HIGH SCHOOL & JUNIOR SECONDARY SECTION (2023-2024) PRELIMINARY EXAMINATION HAN SUBJECT: BIOLOGY(SCIENCE PAPER II) MARKS: GRADE: 10 DATE: 11.01.2024 80 TIME: 2 hrs. provided separately. Answersto this Paper must bewritten on the paperminutes. 15 You will not be allowed to write during the first paper. > This time is to bespent in reading the questiontime allowed for writing the is the The time given at the head of this Paper answers. from Section B. SectionA is compulsory. Attempt any four questions questions are given in brackets [J The intended marks for questions or parts of This paper consists of 10 pages. SECTION A (Atempt all questions from this section) Question 1 (Do not copy the Select the correct answers tothe questions from the given options. [15] Write the correct answer only): question. : ()Full complement of DNA of an organism is termed as (a) Gene (b) Genome (c) Chomosome (d) Alleles is: (ii))The basic struclural and functional unit of brain (a) Cyton (b) Nephron (c) Neuron (d) Axon (iii) The chromosomes are duplicated in: (a) M phase (b) Gl phase (c) G2phase (d) S phase 1
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