Botany-Respiratory Quotient

NEET Botany Respiratory Quotient MCQ Question

Type: MCQ-numerical-Easy-Class 11

If a plant undergoes respiration using a carbohydrate substrate and releases 10 liters of CO2, how many liters of O2 were consumed in this process?

A

10 liters

B

5 liters

C

15 liters

D

20 liters

Correct Answer

Option A

Detailed Explanation

According to the NCERT context, when carbohydrates are used as a substrate and are completely oxidized, the respiratory quotient (RQ) is 1, meaning equal volumes of CO2 and O2 are exchanged. Thus, 10 liters of CO2 corresponds to 10 liters of O2 consumed.

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