Topic 4 Crossword

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Across
  1. 3. living thing
  2. 4. a specific place where an organism lives
  3. 5. one major abiotic reason a lot people don't live here
  4. 7. eats only plants
  5. 9. breaks down biotic waste
  6. 10. living factors in an environment
  7. 13. living and non-living things working together
  8. 16. an organism that needs to obtain food
  9. 17. eats only animals
  10. 19. non-living things in an environment
Down
  1. 1. an environmental factor that affects a population
  2. 2. if a graph line goes up from left to right
  3. 6. an organism that makes its own food
  4. 8. eats both plants and animals
  5. 11. if a graph line goes down from left to right
  6. 12. the number of organisms in a specific area
  7. 14. all members of one species
  8. 15. a combination of different populations
  9. 18. things from an environment needed to live and grow