Ecosystems and Biomes

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Multiple Choice

What is an ecosystem?

  1. A community of living organisms in conjunction with the nonliving components of their environment (things like air, water and soil), interacting as a system.
  2. A group of organisms of the same species that live in the same area.
  3. A physical environment in which a community of living organisms normally lives.
  4. A group of organisms of different species that live in the same area.
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