Raeka Martinez Science Extra Credit

1234567891011121314151617181920212223
Across
  1. 3. a network of food chains
  2. 7. organisms compete for resources
  3. 8. all living things in an ecosystem
  4. 9. number of organisms living in an area
  5. 10. gets their energy from breaking down dead plants and animals
  6. 11. a flow of energy between living things
  7. 12. the ability to adapt and survive change
  8. 13. eats the producers or other consumers for energy
  9. 14. symbiotic relationship where one species benefits and one isn’t harmed
  10. 17. only eats plants
  11. 18. living individual or individuals
  12. 19. symbiotic relationship where both species benefit
  13. 20. all non-living things in an ecosystem
  14. 22. only eats meat
  15. 23. large community of plants and animals
Down
  1. 1. makes their own food/energy using photosynthesis
  2. 2. exotic species introduced into a new habitat
  3. 4. a place where an organism lives
  4. 5. constant replacement of one community by another
  5. 6. process when fertile land becomes desert
  6. 9. symbiotic relationship where one species benefits and one is harmed
  7. 15. organisms interacting with each other in their environment
  8. 16. a number of organisms an ecosystem can support
  9. 18. eats both plants and meat
  10. 21. variety of life