noun · academic

ecosystem

UK/ˈiːkəʊˌsɪstəm/US/ˈiːkoʊˌsɪstəm/ECO·sys·tem

Band 4-5task2speaking

A community of living organisms and their physical environment interacting as a system.

Examples

Coral reefs are delicate ecosystems vulnerable to rising sea temperatures.

Human activity can disrupt an ecosystem and cause species loss.

Restoring wetlands helps revive the local ecosystem and improves water quality.

Band 8 sentence

A resilient ecosystem depends on biodiversity, connectivity and minimal human disturbance to function properly.

Collocations

  • marine ecosystem
  • ecosystem services
  • fragile ecosystem

Word family

ecosystems noun (plural)ecological adjective

Common mistakes

many ecosystems is damagedmany ecosystems are damaged

ecosystem is a big systeman ecosystem is a complex system

Say it for a higher band

5environment6nature7+ecosystem

Synonyms

ecological community

Easily confused

environment

The forest environment is humid, while the forest ecosystem includes interactions between trees, animals and soil.

Related words

Learn this word with the rest of its set, and get reminded at the right time.

In Nature & Animals

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