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STD 11 - 12. Respiration in plants — NEET STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceNEETSTD 11 - 12. Respiration in plants4 Marks
MCQ
The respiratory quotient during cellular respiration would depend on the
  • A
    Nature of enzymes involved
  • ✓
    Nature of the substrate
  • C
    Amount of carbon dioxide released
  • D
    Amount of oxygen utilized
✓

Answer

Correct option: B.
Nature of the substrate
b
$RQ$ is the ration of the volume of carbon dioxide released to the volume of oxygen taken in respiration. It depends on the nature of the substrate, which is oxidised. For carbohydrates $RQ$ is one, for fats and proteins less than one but more than one for organic acids, etc

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