O-LevelBiologyTransport in Plants5090/11 · Oct/Nov 2012 · Q121 Mark

The diagrams show a plant in a flask of water. It is left in the light at 16°C for six hours. What explains the change in mass after six hours?

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Aabsorption of water into the root hairs

Bevaporation of water from the flask

Cphotosynthesis in the leaves of the plant

Dtranspiration from the leaves of the plant

✓ Correct answer

D: transpiration from the leaves of the plant

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Topic: Transport in Plants, O-Level Biology (syllabus 5090). Multiple choice, 1 mark.
Source: O-Level Biology, Oct/Nov 2012 Paper 1 Variant 1, question 12.

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