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ICSE Class X Question Bank 2024 : Biology

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Class Test - 2 Grade:10 Date: 06/08/2021 Subject: Biology Max. Marks: 20 Topic: Chapter 6-Photosynthesis Chapter 8-The Circulatory System Question 1 Select the correct answer out of the four available choices given under each question [3] 1) Angina pectoris is due to a) Defective nutrition b) Chest pain due to inadequate supply of oxygen to the heart muscle c) Defective function of mitral valve d) Infection by a virus 2) The chief function of lymph nodes in mammals is to a) Produce WBCs b) Produce harmones c) Destroy old RBCs d) Destroy Pathogens 3) Which one of the following would not be a limiting factor for photosynthesis a) Oxygen b) Light c) Carbon dioxide d) Chlorophyll Question 2 Name the following 1) 2) 3) 4) [4] Principal site for photosynthesis The protective layer that surrounds the heart The valves present between left Atrium and left ventricle. The blood vessels which have valves in them 1

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