Unit 8 choice board

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Across
  1. 2. all food chains in an ecosystem
  2. 6. Group of organisms that can reproduce with one another
  3. 8. breaks apart dead organisms into simpler organic materials
  4. 10. interaction between individual or different species that results in positive things
  5. 13. Eats both plants and meat
  6. 14. Who eats who in an ecosystem
  7. 15. eats only plants
  8. 17. Biological community of interacting organisms and their physical enviornment.
  9. 19. any type of a close and long-term biological interaction between 2 different biological organisms
  10. 20. The role an organism plays in community
Down
  1. 1. different types of ecosystems
  2. 3. branch of biology that deals with the relations of organisms to one another anf their physical trait
  3. 4. Eats dead things
  4. 5. 1 organism kills and consumes another
  5. 7. where species live
  6. 9. eats only meat
  7. 11. eat their own food from other things.
  8. 12. Makes it's own food
  9. 16. mass or weight of living tissue
  10. 18. Number of organisms in an ecosystem