Impacts in Ecosystems

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Across
  1. 2. how an organism acts
  2. 4. to cause damage
  3. 6. be in a sleep like state
  4. 7. helpful
  5. 8. inactive for an extended period of time
Down
  1. 1. move to a different environment
  2. 3. Introduction of harmful substances into the environment.
  3. 5. a living thing
  4. 6. the place or environment an organism normally lives