Question

Is ‘nutrition’ a necessity for an organism? Discuss.

Answer 1

Answer:

All the living organisms need energy to perform various life processes. They get this energy from food. Thus, food is the basic requirement of all living organisms. ... Thus nutrition is a necessity for an organism.

(i) Nutrition is necessary because: (a) it helps in the growth of new cells and repair of older ones. (b) it is needed to develop resistance against diseases. (ii) Disappearance of green plants from earth means a total disaster of the ecosystem.

Explanation:

I hope that it would be helpful.