Answer :

The definition 'All the organisms and their physical and chemical environment within a specific area' best describes the ecosystems.

What are ecosystems?

Ecosystems can be defined as particular geographic areas that exhibit certain abiotic factors which interact with a community (i.e., a group of populations) to shape the environment.

In conclusion, the definition 'All the organisms and their physical and chemical environment within a specific area' best describes the ecosystems.

Learn more about ecosystems here:

https://brainly.com/question/842527

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