Biodiversity

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Across
  1. 2. water-saturated ecosystems rich in species
  2. 5. breaking habitats into smaller pieces
  3. 7. protection of natural resources
  4. 8. at high risk of extinction
  5. 9. position in a food chain
  6. 12. Web network of feeding relationships
  7. 13. all life on Earth
  8. 15. community of organisms interacting with environment
  9. 17. ecosystem’s ability to recover
  10. 18. one benefits, other unaffected
  11. 19. large ecological zone like desert or tundra
  12. 20. a species’ role in an ecosystem
  13. 22. natural home of a species
  14. 26. non-native organism causing harm
  15. 29. trait that helps survival
  16. 30. species that signals ecosystem health
Down
  1. 1. species that holds an ecosystem together
  2. 3. transfer of pollen for plant reproduction
  3. 4. variation of genes within a species
  4. 6. area with high biodiversity and high threat
  5. 10. permanent loss of a species
  6. 11. close relationship between species**
  7. 14. found only in one geographic area
  8. 16. gradual change in ecosystems over time
  9. 21. one benefits at the other’s expense
  10. 23. excessive use of natural resources
  11. 24. group of organisms that can interbreed
  12. 25. Sink natural system that stores carbon
  13. 27. seasonal movement of species
  14. 28. both species benefit