Photosynthesis vs Respiration · NCERT Biology

Which of the following best explains why respiration is considered the reverse of photosynthesis?

  1. Both occur in the same cellular organelle
  2. Reactants of one are products of the other
  3. Both require light energy
  4. Both occur only in daytime and require sunlight
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Correct answer: Reactants of one are products of the other

The products of photosynthesis, glucose and oxygen, are used as reactants in respiration. Similarly, respiration releases CO2 and water used in photosynthesis.

Difficulty: Medium Question 13 of 20

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