Which of the following does not occur during respiration?

Which of the following does not occur during respiration?
  1. Diffusion of O₂ and CO₂ between blood and tissues
  2. Transport of gases by the blood
  3. Utilisation of O₂ by the cells
  4. Absorption of food

Solution

Absorption of food is not a part of the process of respiration. Respiration involves breathing, diffusion of gases, transport of gases, and utilization of O₂ by the cells.

Asked in: NCERT

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