O-LevelBiologyCell Biology5090/11 · May/June 2011 · Q31 Mark

Below is a series of cell processes. 1 mineral ions entering root hair cells 2 glucose uptake by villus cells 3 water entering root hair cells Which of these involve active transport?

A1 and 2 only

B1 and 3 only

C2 and 3 only

D1, 2 and 3

✓ Correct answer

A: 1 and 2 only

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Topic: Cell Biology, O-Level Biology (syllabus 5090). Multiple choice, 1 mark.
Source: O-Level Biology, May/June 2011 Paper 1 Variant 1, question 3.

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