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Question

Name the component of food which is essential but has no nutrients or food value.


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Solution

Roughage:

  1. Roughage is a fibrous material present in the food which cannot be digested.
  2. It does not provide any nutrient to our body but is an essential components of our food.
  3. Roughage is also called dietary fiber (fiber which can be eaten).
  4. Whole grains, pulses, potatoes, fresh fruits and vegetables are main sources of roughage.

Final answer : Roughage is essential but has no nutrients or food value.


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