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O-LevelBiologyEcology & Environment5090/12 · May/June 2021 · Q321 Mark

Hardwood trees in tropical rainforests are often harvested for timber. A single quick-growing crop, such as palm oil, is then grown on the same land. What effect will removing the rainforest have on the environment?

Adecreased run off into rivers and flooding
Bimproved soil structure and soil nutrients
Creduced soil erosion by wind and rain
Dreduced biodiversity of the area

✓ Correct answer

D: reduced biodiversity of the area

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About this question

Topic
Ecology & Environment, O-Level Biology (syllabus 5090). Multiple choice, 1 mark.
Source
O-Level Biology, May/June 2021 Paper 1 Variant 2, question 32.

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