A-LevelBiologyTransport in plants9700/12 · May/June 2013 · Q261 Mark
The diagram shows three xerophytic leaves of the same type in three different conditions, P, R and S. [Figure 26.1] Which description of the water potential of the cells in layer X is correct?
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Aless negative than R and S more negative than P and S more negative than P
Bless negative than S more negative than P less negative than P
Cmore negative than R less negative than S less negative than R
Dmore negative than R and S less negative than P more negative than P
✓ Correct answer
A: less negative than R and S more negative than P and S more negative than P
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