Question

Though roughage does not provide energy or does not help in growth,it is very essential to our body.Why?

Answer 1

Roughage consists of the substances which cannot be digested by our body, the components cannot be broken down and absorbed by our body like fibres, cellulose, etc., but they are still needed as they minimize the chances of our body from suffering from constipation by giving it a bulk.

Answer 2

The nourishment provided by roughage to the body is comparatively less or meager than the nourishment provided by other foods in our diet. But still, it is extremely essential as it helps the other food to pass through the digestive system easily.roughage is also known as dietary fiber and it binds with the other food materials, tighten up and form the bulk of farces which prevents constipation. Roughage is present in fruits m vegetables and greens ( especially lettuce) .