AIPMT PRELIMS2000Botany-Photosynthesis
AIPMT PRELIMS 2000 Botany C₄ Pathway MCQ Question
Type: MCQ-conceptual-Medium-Class 11
Which is the first CO₂ Acceptor enzyme in C₄ plants :
A
RuDP Carboxylase
B
Phosphoric acid
C
RUBISCO
D
PEP⁻Carboxylase
Correct Answer
Option D
Detailed Explanation
In C₄ plants, PEP⁻Carboxylase is the first enzyme to fix CO₂, forming oxaloacetate.
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