noun · academic

ecosystem

UK/ˈiːkəʊˌsɪstəm/US/ˈikoʊˌsɪstəm/EC·o·sys·tem

Band 4-5speakingtask2

a community of living things interacting with their physical environment

Examples

Coral reefs support a rich marine ecosystem.

When one species disappears, the whole ecosystem can be affected.

Scientists study ecosystems to understand biodiversity and balance.

Band 8 sentence

Protecting key ecosystems is essential for maintaining biodiversity and the services they provide to humanity.

Collocations

  • marine ecosystem
  • fragile ecosystem

Word family

ecology nounecological adjective

Common mistakes

The ecology of the forest was destroyedThe ecosystem of the forest was destroyed

many ecosystemmany ecosystems

Say it for a higher band

5nature6environment7+ecosystem

Synonyms

ecological community

Easily confused

ecology

She studied ecology at university but worked on restoring a damaged ecosystem afterwards.

Related words

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In Environment & Climate

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