Question

What is the importance of roughage in our diet?

I. It helps in retaining water in the body.
2. It is necessary for the normal functioning of the liver.

3. It adds bulk to the food and prevents constipation.

विकल्प

• 1 and 2

• 2 and 3

• 1 and 3

• 3 only

Answer 1

1 and 3