A-LevelBiologyTransport in plants9700/12 · Oct/Nov 2019 · Q251 Mark

Which features have a role in the transport of water in xylem vessel elements? 1 capillary action 2 cohesion 3 hydrogen bonding

A1, 2 and 3

B1 and 2 only

C1 and 3 only

D3 only

✓ Correct answer

A: 1, 2 and 3

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Topic: Transport in plants, A-Level Biology (syllabus 9700). Multiple choice, 1 mark.
Source: A-Level Biology, Oct/Nov 2019 Paper 1 Variant 2, question 25.

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