O-LevelBiologyPlant Nutrition5090/12 · May/June 2015 · Q51 Mark

The diagram shows a plant cell. [Diagram] Compared with the rest of the cell, which row describes the concentrations of oxygen and magnesium inside structure P during the daytime?

This question uses a diagram from the original paper, which isn't shown here. Open the full paper from the past papers archive to see it.

Ahigh, high

Bhigh, low

Clow, high

Dlow, low

✓ Correct answer

A: high, high

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Topic: Plant Nutrition, O-Level Biology (syllabus 5090). Multiple choice, 1 mark.
Source: O-Level Biology, May/June 2015 Paper 1 Variant 2, question 5.

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