An ecosystem is a community of living organisms and their interactions with the environment.
An ecosystem is a community of living organisms and their interactions with their abiotic (nonliving) environment. Ecosystems encompass all living organisms within a particular area, interacting with nonliving things. For example, in a forest ecosystem, you would find trees, mosses, animals, microbes, and the air, soil, water, sunlight, creating a complex interacting system.
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