Botany-(general)

NEET Botany (general) MCQ Question

Type: MCQ-diagram based-Hard-Class 11

Consider a diagram showing the thylakoid membrane during the light reactions of photosynthesis. Which component is primarily responsible for the movement of protons into the thylakoid lumen from the stroma?

Question diagram
A

H carrier

B

NADP reductase

C

Photosystem II

D

ATP synthase

Correct Answer

Option A

Detailed Explanation

The H carrier is responsible for moving protons into the thylakoid lumen as it transfers electrons across the membrane, as mentioned in the NCERT context.

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