A-LevelBiologyTransport in plantsMay/June 2025Paper 1 Q281 Mark
The diagram shows some root cells. [Figure 28.1 (diagram of root cells with water pathway indicated)] Which statement is correct for the pathway shown by the arrows?
AWater will be blocked by a band of suberin.
BWater will move through the Casparian strip.
CWater will pass easily through the root endodermis.
DWater will pass through plasmodesmata.
✓ 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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