A-LevelBiologyTransport in plants9700/12 · May/June 2015 · Q251 Mark

Where does water evaporate from during transpiration?

Ainside the guard cells

Bthe outer surface of the epidermal cell layer

Cthe sub-stomatal cavity

Dthe surface of spongy mesophyll cell walls

✓ Correct answer

D: the surface of spongy mesophyll cell walls

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Topic: Transport in plants, A-Level Biology (syllabus 9700). Multiple choice, 1 mark.
Source: A-Level Biology, May/June 2015 Paper 1 Variant 2, question 25.

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