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O-LevelBiologyTransport in Humans5090/11 · May/June 2020 · Q141 Mark

Which blood vessels contain valves? key ✓ = contains valves x = does not contain valves

Acapillary ✓, renal artery x, renal vein x
Bcapillary x, renal artery x, renal vein ✓
Ccapillary ✓, renal artery ✓, renal vein x
Dcapillary x, renal artery ✓, renal vein ✓

✓ Correct answer

B: capillary x, renal artery x, renal vein ✓

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About this question

Topic
Transport in Humans, O-Level Biology (syllabus 5090). Multiple choice, 1 mark.
Source
O-Level Biology, May/June 2020 Paper 1 Variant 1, question 14.

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