O-LevelBiologyPlant Nutrition5090/12 · Oct/Nov 2023 · Q41 Mark

The table shows the relative concentrations of two mineral ions in a root cell and in the water in the soil around the plant root. [Table 4.1] What is needed for the plant root to increase the concentration of the mineral ions in its cells?

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Aenergy for active transport

Benergy for osmosis

Cwater for active transport

Dwater for osmosis

✓ Correct answer

A: energy for active transport

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Topic: Plant Nutrition, O-Level Biology (syllabus 5090). Multiple choice, 1 mark.
Source: O-Level Biology, Oct/Nov 2023 Paper 1 Variant 2, question 4.

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