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Question 13 Marks
Give any four reasons for 'why water is necessary for our body'.
Answer
Water is necessary for our body because:
(i) Water acts as a solvent for many organic and inorganic compounds
(ii) Water facilitates the movement of food materials, waste products, and other chemical substances in the cytoplasm and circulatory process.
(iii) It plays an important role in regulating body temperature and osmotic pressure of the body fluids.
(iv) Water serves as a good medium for various metabolic reactions.
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[3 marks Question Answer] - BIOLOGY STD 9 Questions - Vidyadip