crossword

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Across
  1. 9. all living and non living things in an area
  2. 10. an organism benefits from another organism without harming or benefiting it
  3. 13. A group of the same species living in an area
  4. 15. They consume producers for energy
  5. 17. Cause by a natural destruction and an area has to restart
Down
  1. 1. An area has o start from the beginning
  2. 2. The evolution of a species to adapt to their environment
  3. 3. A variety of life in an area
  4. 4. two organisms that both benefit from each other
  5. 5. They use photosynthesis to create energy for themselves
  6. 6. A tool to help identify species
  7. 7. living things in an environment
  8. 8. all living things on the earth
  9. 11. the study of the environment
  10. 12. A group of living things in an area that interact with each other
  11. 14. A parasite living in an organism and benefiting from it well harming the organism
  12. 16. The order in which the organisms get energy
  13. 18. non living things in an environment