AIPMT PRELIMS2005Botany-Cellular Respiration

AIPMT PRELIMS 2005 Botany Electron Transport Chain MCQ Question

Type: MCQ-conceptual-Medium-Class 11

During which stage in the complete oxidation of glucose are the greatest number of ATP molecules formed from ADP?

A

Conversion of pyruvic acid to acetyl Co⁻A

B

Electron transport chain

C

Glycolysis

D

Krebs cycle

Correct Answer

Option B

Detailed Explanation

The electron transport chain is the stage in cellular respiration where the most ATP is generated. It occurs in the inner mitochondrial membrane and produces about 34 ATP molecules per glucose molecule.

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