O-LevelBiologyTransport in Plants5090/11 · Oct/Nov 2016 · Q51 Mark

How do carbon dioxide and water enter a leaf?

Acarbon dioxide: diffusion, water: active transport

Bcarbon dioxide: diffusion, water: transpiration

Ccarbon dioxide: osmosis, water: diffusion

Dcarbon dioxide: osmosis, water: transpiration

✓ Correct answer

B: carbon dioxide: diffusion, water: transpiration

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Topic: Transport in Plants, O-Level Biology (syllabus 5090). Multiple choice, 1 mark.
Source: O-Level Biology, Oct/Nov 2016 Paper 1 Variant 1, question 5.

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