STANDARDBotany-Respiration in Plants
STANDARD Botany Respiratory Quotient MCQ Question
Type: MCQ-conceptual-Medium-Class 11
If R. Q. is less than 1.0 in a respiratory metabolism, is means that
A
carbohydrates are used as respiratory substrate.
B
organic acids are used as respiratory substrate.
C
the oxidation of the respiratory substrate consumed more oxygen than the amount of CO₂ released.
D
the oxidation of the respiratory substrate consumed less oxygen than the amount of CO₂ released.
Correct Answer
Option C
Detailed Explanation
A respiratory quotient (R.Q.) less than 1.0 indicates that more oxygen is consumed than CO₂ released, typical of the oxidation of fats or proteins.
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