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Why do organisms need to take food?

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Question

Why do organisms need to take food?

Answer in Brief
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Solution

Food is needed by all organisms for many purposes:

  1. The main function of food is to help in growth.
  2. Food provides energy for movements such as running, walking or raising our arms.
  3. Food is also needed for replacement and repairing damaged parts of the body.
  4. Food gives us resistance to fight against diseases and protects us from infections.
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Chapter 1: Nutrition in Plants - Exercise [Page 9]

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NCERT Science [English] Class 7
Chapter 1 Nutrition in Plants
Exercise | Q 1. | Page 9

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