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Improvement in Food Resources — Science STD 9 — Question

CBSE BoardEnglish MediumSTD 9ScienceImprovement in Food Resources1 Mark
Question
Distinguish between micronutrients and macronutrients. Give suitable example.
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Answer

Micronutrients

  1. They are required in very small quantities.
  2. They are involved in enzyme activity and electron transport.

Example: Iron, Zinc

Macronutrients

  1. They are required in large quantities.
  2. They have no significant role in enzyme activity and electron transport.

Example: Nitrogen, Calcium

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