Given below are two statements. Statement I Second step of …

Chemistry NEET Full Syllabus Mock Test 180 Question New Syllabus Mock Test - 3 PCB Single Correct MCQ

Published on: August 13, 2026

Given below are two statements.

Statement I Second step of Calvin cycle involves utilisation of 2 molecules of ATP for reduction and 2 molecules of NADPH for phosphorylation per molecule fixed.

Statement II The regeneration step require one ATP for phosphorylation to form RuBP. In the light of the above statements, choose the correct answer from the options given below .

Statement I is incorrect, but statement II is correct

Both statement I and statement II are correct

Both statement I and statement II are incorrect

Statement I is correct, but statement II is incorrect

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The correct answer is:

Statement I is incorrect but statement II is correct. Incorrect statement can be corrected as

The reduction step of Calvin cycle involves utilization of 2 molecules of ATP for phosphorylation and 2 molecules of NADPH for reduction per molecules fixed.

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