Science

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Across
  1. 4. A biological community of interacting organisms and their physical environment
  2. 6. The surroundings or conditions in which a person, animal, or plant lives or operates
  3. 10. Hand
  4. 12. Group
  5. 13. The variety of life in the world or in a particular habitat or ecosystem
  6. 15. A relationship between two organisms living closly together. They both benifit each other
  7. 16. An association between two organisms in which one benefits and the other derives neither benefit nor harm
  8. 18. Requiring the absorption of heat
  9. 19. Organisms living together
Down
  1. 1. makes, grows
  2. 2. Non-living chemical and physical factors
  3. 3. Rubbish collectors
  4. 5. A process plants do lol
  5. 7. Breathing
  6. 8. Having body temperature that varies with the environment
  7. 9. The natural home or environment of an animal, plant, or other organism
  8. 11. Two organisms fighting for one apple
  9. 13. Living things that shape an ecosystem
  10. 14. People who get stuff
  11. 17. The preying of one animal on others