biopshere crossword

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Across
  1. 2. something that makes their own food
  2. 4. a nonliving feature in an ecosystem
  3. 6. the process of one ecological community gradually changing into another
  4. 7. an organism that feeds on corpses of plants or animals
  5. 12. the natural home of an organism
  6. 15. adjusting to new conditions
  7. 18. a relationship between two organisms
  8. 19. an organism that only eats plants
  9. 20. species the first species to colonize a new or undisturbed land
  10. 24. the process of a body of water becoming nutrient rich
  11. 25. where both organisms benefit
  12. 26. a community of interacting organism and their physical environment
  13. 27. a product that is formed as the result of a chemical reaction
  14. 28. where one organism benefits and the other is unaffected
  15. 30. an organism that eats both plants and animals
Down
  1. 1. a substance that takes part and undergoes change during a reaction
  2. 3. the process of forming energy in living organisms
  3. 5. capacity the number of living organism a region can support
  4. 8. an organism that only eats meat
  5. 9. all the organisms of the same species that live in the same area at the same time
  6. 10. the process of how plants produce food from the sun
  7. 11. where one organism benefits and the other one suffers
  8. 13. the regions of the earth that organisms can live in
  9. 14. what is done in a habitat
  10. 16. a living feature in an ecosystem
  11. 17. preying of one animal on another
  12. 21. factor anything that restricts the size of the population
  13. 22. something that eats other organisms
  14. 23. a large naturally occurring community of plants and animals
  15. 28. a group of different species living or growing together
  16. 29. a group of similar organisms consisting of similar genes