IGCSE Environmental Management (0680) — October–November 2023, Paper 11

10 questions · every question answerable online with instant point-by-point AI marking against the official mark scheme.

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Question 1 · 6 marks · The atmosphere — the carbon cycle

State three processes that add carbon to the atmosphere.

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Question 2 · 4 marks · The atmosphere — air pollution (smog)

Smog is one type of air pollution. State the name of one type of compound that is responsible for smog.

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Question 3 · 5 marks · Natural ecosystems and human activity — ecological terms

Define the terms: habitat; niche.

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Question 4 · 5 marks · Natural hazards — tsunamis and hazard management

Tsunamis are a natural hazard. The drawing shows a sign used in areas at risk from tsunamis, showing a figure running uphill towards an 'EVACUATION SHELTER'. Suggest reasons why…

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Question 5 · 13 marks · Agriculture and the environment — pests; calculation

The total area of Africa is 30.37 million km². Calculate the percentage of land in Africa that was farmland at risk from locust swarms in April 2020 (0.9 million km²). Give your…

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Question 6 · 7 marks · Energy and the environment — renewable energy (wind)

The photograph shows wind turbines used to generate electricity. Suggest reasons why some people do not want wind turbines to be built.

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Question 7 · 8 marks · Managing waste — plastic waste; data handling

The table shows the total mass of plastic waste produced and the mass disposed of by three strategies in the United States from 1980 to 2018 (thousand tonnes): year produced…

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Question 8 · 10 marks · Natural ecosystems and human activity — deforestation

The photograph shows an area of land where trees have been removed. Suggest three reasons for removing trees from an area of land.

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Question 9 · 8 marks · Oceans — bycatch reduction (DED)

Dolphins can be caught in the nets of fishing boats. Some nets are fitted with a dolphin exclusion device (DED) to allow dolphins to escape. The diagram shows a DED: a fishing net…

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Question 10 · 14 marks · The lithosphere — mineral resources; calculation

Cement is a building material. The table shows the percentage of different resources used to make cement: resource percentage --- --- lime 65.0 silica ……… aluminium oxide 4.5…

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