Bioenergetics| NTS Sindh Mdcat Past Paper MCQs | mosaicbro.com

Bioenergetics| NTS Sindh Mdcat Past Paper MCQs

7 of 47 questions (Page 5 of 7)

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29 Which fact about NADPH is true? It is produced:
Correct Answer: B
Explanation: NADPH is made in light reactions and consumed in Calvin cycle (dark reactions).
30 Which compound captures light energy in plants?
Correct Answer: D
Explanation: Chlorophyll is the primary light-absorbing pigment.
31 The Calvin-Benson cycle:
Correct Answer: A
Explanation: Calvin cycle uses ATP/NADPH from light reactions but doesn't need light directly.
32 Which of the following statements about Krebs cycle is not true?
Correct Answer: C
Explanation: ETC (not Krebs cycle) produces the most ATP directly.
33 Which part of the cell does glycolysis occur in?
Correct Answer: C
Explanation: Glycolysis occurs in the cytosol.
34 The process by which one molecule of glucose splits into molecules of pyruvate is called:
Correct Answer: A
Explanation: Glycolysis breaks glucose into two pyruvate molecules.
35 Carbon dioxide joins the photosynthetic pathway at:
Correct Answer: D
Explanation: CO₂ is fixed in the Calvin cycle (dark reactions).
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