What is roughage? Write its function in our body. Name two sources of roughage in our food.
(i) Roughage is the fibrous matter in food which cannot be digested.
(ii) Function of roughage:
It provides bulk to the food, keeps the food and waste matter moving along the intestines and helps to prevent constipation.
(iii) Sources of roughage:
Vegetables, wheat, cereals, fruits and many kinds of beans are some sources of roughage.
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