X is a human activity which will cause an increase in temperature of earth's atmosphere leading to global warming. It can cause soil erosion making the soil infertile and lead to desertification. It can cause decrease in rainfall but increase the flooding of rivers. It can also affect water cycle and lead to the extinction of many wild species. What is X ? [2 marks]

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Solution

'X' is deforestation. (0.5 marks)

The clearing of forests by cutting down forests over a wide area is called deforestation. (1 mark)

Global warming, soil erosion, desertification, decrease in rainfall, flooding of rivers and extinction of wild species are consequences of deforestation. (0.5 marks)

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Consequences of Deforestation

Standard VI Biology

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