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24/11/2020 2:32 pm
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Is ‘nutrition’ a necessity for an organism? Discuss.
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24/11/2020 2:33 pm
Food is required for the following purposes:
(i) It provides energy for the various metabolic processes in the body.
(ii) It is essential for the growth of new cells and repair or replacement of worn out cells.
(iii) It is needed to develop resistance against various diseases.