CrossWord

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Across
  1. 2. The study of the relationships between different forms of animals and their natural surroundings
  2. 4. Ability to do work
  3. 9. Living things depend in nature and each other
  4. 10. Same about of births and deaths in a area
Down
  1. 1. 2 animals that fight for food
  2. 3. Where plants and animals interact
  3. 5. Both species benefit from interaction
  4. 6. The material structure of an individual life form
  5. 7. Food Chains
  6. 8. Eats it and gets eaten