1
1 mark
Identify one form of environmental pollution, aside from global warming and ozone depletion, that can have impacts that occur across multiple countries.
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Syllabus Edition
First teaching 2015
Last exams 2025
Humans & Pollution (DP IB Environmental Systems & Societies (ESS): SL): Exam Questions
45 mins10 questions
2a
1 mark
Identify which effects last longer, those resulting from acute pollution or those resulting from chronic pollution.
2b
2 marks
Other than air pollution from vehicle emissions, outline one form of chronic pollution that can affect human health.
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3
2 marks
State two examples of biodegradable pollution.
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4
1 mark
Identify the biological process shown in the figure below.
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1a
2 marks
Define the term pollution.
1b
4 marks
List two unnatural or human sources of particulate pollution and two natural sources of particulate pollution.
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2a
2 marks
Distinguish between point source and non-point source pollution.
2b
2 marks
Identify one potential point source and one potential non-point source of nutrient pollution causing eutrophication in a lake.
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3a
4 marks
Identify four factors that contribute to the controversial nature of using the insecticide DDT.
3b
2 marks
Using examples, explain the difference between primary and secondary pollution.
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4a
3 marks
Complete the table below to outline three possible strategies for reducing the impacts of eutrophication (i.e. one strategy for each stage of pollution management).
Stage of Pollution Management | General Description | Strategy for Reducing Impacts of Eutrophication |
1 | Change the human activity responsible for the initial production of pollutant(s) | ................................................................. ................................................................. |
2 | Regulate and reduce the quantities of pollutant(s) released at the point of emission | ................................................................. ................................................................. |
3 | Clean up the pollutant(s) and restore the ecosystem after pollution has occurred | ................................................................. ................................................................. |
4b
3 marks
Complete the table below to outline three possible strategies for reducing the impacts of ozone-depleting substances (i.e. one strategy for each stage of pollution management).
Stage of Pollution Management | General Description | Strategy for Reducing Impacts of Ozone Depleting Substances (ODSs) |
1 | Manage the human activity producing the pollutant(s) | ................................................................. ................................................................. |
2 | Manage the release of the pollutant(s) | ................................................................. ................................................................. |
3 | Manage the long-term impact of the pollutant(s) on the ecosystem | ................................................................. ................................................................. |
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1
7 marks
Explain how pollution is impacting human food production systems.
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2
9 marks
Discuss how economic, cultural and political factors can affect pollution management in different countries or societies.
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