A group of students went on a field visit to some coastal sand dunes. Having studied the formation of sand dunes in class, the students wanted to find out more about their shape and the different vegetation that grows on them. An area of coastal sand dunes is shown in Photograph C (Insert). The students agreed on the following two hypotheses: Hypothesis 1: Vegetation cover on sand dunes increases with distance from the sea. Hypothesis 2: The type of vegetation growing on sand dunes changes away from the sea.
📋 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...
🎯 Mark Scheme Breakdown
Award 1 mark for identifying the correct principle. Award 1 mark for showing clear working. Common errors include failing to convert units and misreading the scale. The examiner report notes that only 34% of candidates achieved full marks on this question.
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