O-LevelBiologyCoordination & Response5090/11 · Oct/Nov 2023 · Q231 Mark

Some people require a treatment called dialysis to remove waste products and excess salts from their blood. For these individuals, which part of the body is not functioning correctly?

Abladder

Bheart

Ckidney

Dureter

✓ Correct answer

C: kidney

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Topic: Coordination & Response, O-Level Biology (syllabus 5090). Multiple choice, 1 mark.
Source: O-Level Biology, Oct/Nov 2023 Paper 1 Variant 1, question 23.

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