Question

Explain why are the following nutrients needed by our body.
(a) carbohydrates (b) proteins (c) vitamins and minerals​

Answer 1

They include carbohydrates, fats, proteins, fibre and water. These substances are needed for the supply of energy and growth, for metabolism and other body functions. Metabolism means the process involved in the generation of energy and all the 'building blocks' required to maintain the body and its functions.