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Type: Multiple-Choice
Category: Communities, Populations, and Ecosystems
Level: Grade 7
Author: TJHardy93
Last Modified: 14 days ago

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Communities, Populations, and Ecosystems Question

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Grade 7 Communities, Populations, and Ecosystems

What is an ecosystem?
  1. a biological community of interacting organisms and their physical environment
  2. all abiotic factors within a specified area
  3. all biotic factors within a specified area
  4. an area of land where no human has been
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