Botany-Respiratory Quotient
NEET Botany Respiratory Quotient MCQ Question
Type: MCQ-numerical-Hard-Class 11
If a plant is undergoing aerobic respiration using a substrate that results in the release of 10 mL of CO2, while consuming 20 mL of O2, what is the respiratory quotient (RQ) for this substrate?
A
0.5
B
0
C
0
D
0.1
Correct Answer
Option A
Detailed Explanation
The respiratory quotient (RQ) is calculated as the ratio of the volume of CO2 evolved to the volume of O2 consumed. Here, RQ = 10 mL CO2 / 20 mL O2 = 0.5.
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