Botany-C4 Pathway
NEET Botany C4 Pathway Assertion Reason Question
Type: Assertion Reason-assertion-Hard-Class 11
Assertion (A): In the C4 pathway, the enzyme responsible for the initial fixation of CO2 is PEP carboxylase. | Reason (R): The mesophyll cells in the C4 pathway contain RuBisCO enzyme.
A
Both (A) and (R) are true and (R) is the correct explanation of (A).
B
Both (A) and (R) are true but (R) is not the correct explanation of (A).
C
(A) is true but (R) is false.
D
(A) is false but (R) is true.
Correct Answer
Option C
Detailed Explanation
The assertion is true as PEP carboxylase is the enzyme for CO2 fixation in the C4 pathway. The reason is false because mesophyll cells lack RuBisCO enzyme.
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