An ecosystem consists of all the organisms living in an area and the nonliving features of their environment. The living organisms are called biotic factors while the nonliving parts of the ecosystem are called abiotic factors.

Video segment. Assistance may be required. Watch this video to learn more about abiotic and biotic factors.

Source: Learn Biology: Ecosystem Definition & Biotic Factors Vs. Abiotic Factors, Mahalo, YouTube

Check your understanding. Classify the following as an abiotic or biotic factor. Click on the correct header.

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