Edexcel IGCSE Biology · Spec 4.1
Ecology Key Terms
Key ecology terms you need to know — population, community, habitat and ecosystem.
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Ecology Key Terms
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Spec 4.1
What you need to know
- Define population and community
- Define habitat and ecosystem
- Use the terms together in an example
Active recall
Quick check
Answer each question before opening the answer.
Define population, community and ecosystem.
Population — all the members of one species in an area. Community — all the populations living together. Ecosystem — the community plus its non-living (abiotic) environment.
What is a habitat?
The place where an organism lives.
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