O-LevelBiologyTransport in Plants5090/11 · May/June 2018 · Q31 Mark

A plant is growing in a fertile, well-watered soil. It is absorbing nitrate ions by active transport and water by osmosis. How do the concentrations of nitrate ions and water in the plant's roots compare to the concentrations in the soil?

Ahigher, higher

Bhigher, lower

Clower, higher

Dlower, lower

✓ Correct answer

B: higher, lower

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Topic: Transport in Plants, O-Level Biology (syllabus 5090). Multiple choice, 1 mark.
Source: O-Level Biology, May/June 2018 Paper 1 Variant 1, question 3.

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