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🔬 Biology  ·  Breathing and Exchange of Gases  ·  NEET

The exchange of gases between an organism and its surroundings is called:

  • A respiration
  • B digestion
  • C circulation
  • D excretion

Correct answer: A. respiration

Explanation: Respiration includes breathing and gas exchange.

Concept context

The mechanics of breathing, lung volumes, gas transport in blood, the Bohr effect, and respiratory regulation.

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