1
3 marks
Study Figure 4A.
Figure 4A Diagram showing the water cycles
Explain one reason why over-abstraction of groundwater could become a problem for Area A.
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Factors Influencing the Hydrological System (Edexcel A Level Geography): Exam Questions
Exam code: 9GE0
2 hours18 questions
2
3 marks
Study Figure 4
Figure 4
Changes to precipitation patterns during an El Niño event
Explain one impact of an El Niño event on the hydrological system.
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3
3 marks
Study Figure 4a
Figure 4a
Water budget of Cloverdale, California in 2016
Explain the relationship between precipitation and soil moisture.
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4
3 marks
Study Figure 4.
Suggest one possible impact of the changes shown on forest ecosystems.
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5
3 marks
Study Figure 1, which shows rainfall data for two recent UK flood events.
Figure 1: Rainfall in two UK flood events
Event | Rainfall recorded |
|---|---|
Summer 2007 (England & Wales, May–July) | 414 mm – wettest summer since records began (1766) |
February 2020 (England) | 141% of the average February rainfall in under 2 weeks |
Suggest one reason why the rainfall shown led to widespread flooding.
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6
3 marks
Study Figure 1, which shows atmospheric and ocean conditions during an El Niño event.
Suggest one reason why El Niño can cause drought in Australia.
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7
3 marks
Study Figure 1, which shows projected changes in precipitation with climate change.
Suggest one reason why areas between 10° and 30° north and south of the Equator may face greater water insecurity in the future.
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8
3 marks
Study Figure 1, which shows information about the Sahel region of Northern Africa.
Figure 1: The Sahel region
Feature | Detail |
|---|---|
Annual precipitation | 250–600 mm (semi-arid) |
Population growth | around 3% per year |
Food production growth | around 2% per year |
Common land practices | overgrazing, deforestation, slash-and-burn, over-cultivation |
Suggest one way human activity increases the risk of drought in the Sahel.
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1
6 marks
Explain why land use changes can increase flood risk.
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2
6 marks
Explain why hard engineering may increase the risk of river flooding in some places.
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3
8 marks
Explain the contribution of human activity to the risk of drought.
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4
6 marks
Explain how meteorological conditions can cause river flooding.
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5
6 marks
Explain how human activity can increase the risk of drought.
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6
8 marks
Explain how human actions within a drainage basin can increase the risk of flooding.
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7
8 marks
Explain how climate change may affect the stores and flows of the hydrological cycle.
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1
20 marks
Evaluate the view that land use changes are the main cause of the increasing risk of river flooding.
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2
12 marks
Study Figure 1, which shows information about the Australian Millennium drought.
Assess the extent to which human activity, rather than physical processes, was responsible for the severity of this drought.
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3
20 marks
Evaluate the view that the impacts of climate change on the hydrological cycle are too uncertain to plan for.
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