Botany-Respiratory Quotient
NEET Botany Respiratory Quotient MCQ Question
Type: MCQ-conceptual-Easy-Class 11
Which of the following statements regarding the respiratory quotient (RQ) is correct?
A
The RQ for carbohydrates is 1, indicating equal amounts of CO2 evolved and O2 consumed.
B
The RQ for fats is always greater than 1, reflecting more CO2 produced than O2 consumed.
C
The RQ can be less than 1 only when proteins are the primary respiratory substrate.
D
An RQ of 0.7 indicates that carbohydrates are being oxidized during respiration.
Correct Answer
Option A
Detailed Explanation
The respiratory quotient (RQ) is defined as the ratio of CO2 evolved to O2 consumed. When carbohydrates are completely oxidized, the RQ is indeed 1, signifying equal amounts of CO2 produced and O2 used.
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