12.1 11.1 Ben

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Across
  1. 4. the first organism that helps make an habitat survivable
  2. 8. when an animal evolves to be adapted to do a certain activity
  3. 9. animals role in an environment
  4. 10. eats both plants and animals
  5. 11. competition between diffrent species
  6. 12. an organism that only eats meat
  7. 13. breaks down dead organisms
  8. 14. a relationship where one benefits and one is harmed
  9. 16. non living factor in an ecosystem
  10. 19. a line of animals that eat outer animals
  11. 20. where an animal lives
  12. 21. gets food from chimical reactions
  13. 23. study of how the biotic factors of ecosistoms react with eatchouter
  14. 24. the prey of an animal that develops diffrent defenses
Down
  1. 1. a relationship where both organisms benefit
  2. 2. this eats pray
  3. 3. a species in an ecosystem
  4. 5. a living part of an ecosystem
  5. 6. like communism
  6. 7. what the predator eats
  7. 11. competition within a species
  8. 15. parasite feeds off a ____
  9. 17. the total mass of all living organisms in an environment
  10. 18. a web of animals that eat outer animals and what eats these animals
  11. 22. animal that only eats plants