Biosphere Crossword

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Across
  1. 2. Where communities of plants and animals that live together.
  2. 5. A substance that changes during a chemical reaction.
  3. 8. An organism that feeds dead plants or animals.
  4. 12. When one animal preys on others.
  5. 13. An organism that eats both plants and animals.
  6. 17. Breathing
  7. 18. Where one organism benefits and the doesn’t get affected.
  8. 21. The process that plants use to make food.
  9. 23. When one organism benefits and the other is harmed.
  10. 26. A relationship between two species where they both benefit.
  11. 28. Non-living things inside an ecosystem.
  12. 30. A place where a lot of animals live
  13. 31. An organism that makes its own food.
Down
  1. 1. species: The first species to colonize untouched land.
  2. 3. Living things inside a ecosystem
  3. 4. An animal that eats only plants
  4. 6. An animal that eats only meat.
  5. 7. When both species benefit.
  6. 9. factor: Anything in the habitat that limits the organism from reaching its biotic potential.
  7. 10. What plants and animals do to help them survive in their habitat.
  8. 11. the process of a body of water becoming nutrient-rich.
  9. 14. All the biomes reside inside it
  10. 15. What an organism releases.
  11. 16. All the animals of a species.
  12. 19. All the populations of one area
  13. 20. the place where an organism lives.
  14. 22. Specific groups inside a population
  15. 24. When another biome overtakes another
  16. 25. Capacity: The most of a population that the habitat can handle
  17. 27. What organisms do to live inside their habitat.
  18. 29. An organism that eats other organisms for food.