Q. Which gas is produced during respiration?

  • (A) Oxygen
  • (B) Carbon dioxide
  • (C) Hydrogen
  • (D) Nitrogen
✅ Correct Answer: (B) Carbon dioxide
Explanation: During respiration, glucose is oxidized to produce energy, releasing carbon dioxide and water.

Published by Sikhar Chaudhary ⭐ 6.79K Points at 06-Oct-2025 06:45 am in Chemistry

Explanation by: Sikhar Chaudhary
During respiration, glucose is oxidized to produce energy, releasing carbon dioxide and water.

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