Exam code: 5090
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19.3 Ecosystems & Biodiversity
Human activities have had a very negative impact on biodiversity in recent times.
Define the term biodiversity.
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Deforestation refers to the clearing of trees from a habitat.
Describe the effects of deforestation on biodiversity.
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State the ecological importance of maintaining biodiversity in an area.
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The chimpanzee lives in forests in central and western Africa. The chimpanzee is classified as an endangered species because its population has decreased greatly.
(i) Suggest why the chimpanzee population has decreased.
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(ii) Describe how a captive breeding programme can help to conserve chimpanzees in the wild.
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(iii) State two methods, other than captive breeding, of conserving endangered species.
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