Question:

The process in which an organism consumes and utilises food substances is ________ .

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Nutrition = complete food process, while digestion and respiration are parts of it.
Updated On: May 4, 2026
  • emulsification
  • biofortification
  • respiration
  • nutrition
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The Correct Option is D

Solution and Explanation

Concept:
Living organisms require food for energy, growth, repair, and maintenance. The overall process of obtaining and using food is called nutrition.

Step 1:
Define nutrition. Nutrition includes:
• Ingestion of food
• Digestion
• Absorption
• Assimilation and utilization

Step 2:
Analyze the given options.
• (A) Emulsification → Breakdown of fats into small droplets $\times$
• (B) Biofortification → Improving nutritional value of crops $\times$
• (C) Respiration → Release of energy from food $\times$
• (D) Nutrition → Consumption and utilization of food \checkmark

Step 3:
Conclusion. \[ \text{Process of consuming and utilizing food = Nutrition} \]
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