biosphere crossword

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Across
  1. 2. only eats meat
  2. 4. group of people living together or around each other
  3. 5. substance during a natural process
  4. 8. leaves one place and settles permanently in another
  5. 12. feeds on dead plants and animals
  6. 14. breathing
  7. 16. first species to colonize
  8. 17. plastid in a green plant
  9. 19. going after your food
  10. 21. factor that tends to limit the population
  11. 23. only eats plants
  12. 24. leaving one place and completely moving to another
  13. 25. interaction that happens in a close area both things benefit
Down
  1. 1. the earth
  2. 2. one benefits, and the other is not hurt or harmed
  3. 3. cannot produce its own food
  4. 6. the number of organisms a population can handle
  5. 7. specific type of organism that all have similarity
  6. 9. makes its own food
  7. 10. when an animal has a strength to stay in a specific area and survive
  8. 11. the process by which green plants change color because of the sunlight
  9. 13. substance that changes during a reaction
  10. 15. the number of inhabitants in a specific area
  11. 18. eats both meats and plants
  12. 20. organelle found in large numbers of most cells
  13. 22. organism that lives on a host and the host does not benefit