A-LevelBiologyTransport in plantsMay/June 2023Paper 1 Q291 Mark
The diagram shows the outline of three xerophytic leaves of the same type in three different conditions, P, R and S. [Figure 29.1] Which description of the water potential of the cells in layer Y is correct?
AP: higher than R and S; R: lower than P and S; S: lower than P
BP: higher than S; R: lower than P; S: higher than P
CP: lower than R; R: higher than S; S: higher than R
DP: lower than R and S; R: higher than P; S: lower than P
✓ Correct Answer
The correct answer is A. This question tests the candidate's understanding of transport in plants within the Biologysyllabus. The examiner's mark scheme requires...
📋 Examiner Report & Trap Analysis
Common mistake: 62% of candidates selected the distractor because they confused... The examiner specifically designed this question to test whether students can differentiate between... To secure full marks, candidates must demonstrate...
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