Question

what are the two main characteristics of an ecosystem ​

Answer 1

Answer:

Ecosystems contain biotic or living, parts, as well as abiotic factors, or nonliving parts. Biotic factors include plants, animals, and other organisms. Abiotic factors include rocks, temperature, and humidity. Every factor in an ecosystem depends on every other factor, either directly or indirectly.

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Answer 2

Answer:

a biological community of interacting organisms and their physical environment