Question

Why is it necessary to have fresh and un-cooked vegetables and fruits in our diet?

Answer 1

Answer:

green leafy vegetables are the source of roughage in our diet ...

roughage absorbs water from the food and prevents constipation

Answer 2

Answer:

It is necessary to have fresh and uncooked vegetables and fruits in our diet because cooking destroys vitamins such as vitamin C. We should therefore eat raw fruits and vegetables to get vitamins.