This Question and Answer examines an Edexcel A2 Unit 3 Contested Planet question on water conflicts. The original question appeared in the January 2010 examination. It has a common format for A2 style questions. The question’s 25 marks are split between a 10-mark data-stimulus question and a 15-mark essay question. The essay question assesses evaluation skills, as many A2 questions do. Although this is an Edexcel question the comments about datastimulus and essay-writing are relevant to all boards. The question is printed in bold type and the students’ answers are in italics. The examiner’s comments are the responsibility of GEOGRAPHY REVIEW and have neither been provided nor approved by the examination board. Cameron Dunn writes here in a personal capacity.
(a) Explain how physical and human factors have contributed to the variation in water quality shown in Figure 2. (10 marks)
When answering a data-stimulus question it is important to recognise that certain skills are being assessed:
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