O-LevelBiologyTransport in Plants5090/11 · Oct/Nov 2025 · Q111 Mark
The diagrams show sections through a dicotyledonous root, stem and leaf. The vascular tissues are labelled using numbers 1–6. [Figure 11.1] The ends of pieces of roots, stems and leaf stalks are placed in water containing a red dye. After several hours, the coloured water has travelled along some of the vascular tissues. Which vascular tissues appear red?
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.
Aroot 1, stem 3, leaf 6
Broot 1, stem 4, leaf 5
Croot 2, stem 4, leaf 6
Droot 2, stem 3, leaf 5
✓ Correct answer
B: root 1, stem 4, leaf 5
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