A-LevelBiologyTransport in plants9700/12 · Oct/Nov 2014 · Q251 Mark
A leafy shoot was attached to a potometer and exposed to a variety of conditions. The time taken for the meniscus to move 50 mm along the capillary tubing was recorded for each of the conditions. [Figure 25] Which shows the slowest and fastest rates of water uptake?
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Aslowest /mms⁻¹: 0.3, fastest /mms⁻¹: 1.3
Bslowest /mms⁻¹: 0.3, fastest /mms⁻¹: 3.3
Cslowest /mms⁻¹: 3.3, fastest /mms⁻¹: 0.3
Dslowest /mms⁻¹: 1.3, fastest /mms⁻¹: 0.8
✓ Correct answer
A: slowest /mms⁻¹: 0.3, fastest /mms⁻¹: 1.3
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