Unit 2: Global Climate — Vulnerability and Resilience

Topic 2.1: Causes of global climate change Questions

Practice 20 exam-style questions for IB Geography Topic 2.1. Review the question stems below, then unlock the full Question Bank to access markschemes, model answers, and AI grading.

1Outline2 marks
Aimnova practice
Briefly explain what is meant by global dimming.
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2State3 marks
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The data show the average CO2 emitted per person in a high-income country, by age.
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3Outline2 marks
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Outline what is meant by terrestrial albedo.
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4State1 mark
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State two naturally present greenhouse gases that are not carbon dioxide.
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5Explain2 marks
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Explain how more livestock farming increases greenhouse-gas emissions.
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6Outline2 marks
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Outline two parts of the Earth's energy balance.
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7Outline2 marks
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Outline how the Earth maintains a stable temperature through its energy balance.
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8Explain2 marks
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Explain how a change in the Sun's output can alter Earth's energy balance.
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9identify1 mark
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Which activity is a major source of rising methane?
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10Distinguish4 marks
Aimnova practice
Distinguish between the natural greenhouse effect and the enhanced greenhouse effect.
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11identify1 mark
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The ice-albedo feedback is an example of a…
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12Explain2 marks
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Explain why the Earth's surface emits long-wave radiation while the Sun emits short-wave radiation.
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13Explain4 marks
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Explain how the permafrost-methane feedback can amplify global warming.
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14Distinguish4 marks
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Distinguish between a positive and a negative feedback loop in the climate system, with an example of each.
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15identify1 mark
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Albedo describes how much a surface…
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16Explain4 marks
Aimnova practice
Explain two reasons why expanding trade in emerging economies has raised greenhouse-gas emissions.
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17identify1 mark
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Global dimming is caused mainly by particles that…
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18Explain4 marks
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Explain two different reasons why methane emissions are rising.
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19identify1 mark
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What does the global energy balance describe?
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20identify1 mark
Aimnova practice
Which natural driver tends to cool the planet?
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