O-LevelBiologyTransport in Plants5090/11 · Oct/Nov 2014 · Q121 Mark

Which statement describes transpiration?

Aevaporation of water from mesophyll cells and its loss through the stomata

Bgaseous exchange between the leaves and the atmosphere

Cmovement of water by osmosis from the roots to the leaves

Dmovement of water up through the xylem and into the mesophyll cells

✓ Correct answer

A: evaporation of water from mesophyll cells and its loss through the stomata

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Topic: Transport in Plants, O-Level Biology (syllabus 5090). Multiple choice, 1 mark.
Source: O-Level Biology, Oct/Nov 2014 Paper 1 Variant 1, question 12.

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