In anaerobic respiration, which molecule serves as the terminal electron acceptor in the electron transport chain?

Biology Mcqs for PPSC, FPSC, NTS, and Pakistan government job tests. Select an option below, then read the explanation.

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Subject
Biology Mcqsbiology-mcqs
Published
11 May 2022
Last updated
28 May 2026

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Explanation

During anaerobic respiration, oxygen is not used as the final electron acceptor. Instead, other molecules such as sulfate ions accept electrons at the end of the electron transport chain, allowing the process to continue in the absence of oxygen.

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