Unit 2 Vocabulary Review

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Across
  1. 2. species that can only live within a narrow range of biotic or abiotic conditions
  2. 5. the succession of plant life that occurs in areas that have been disturbed but have not lost their soil.
  3. 9. the final stage of succession
  4. 11. is the diversity of all life forms in an environment
  5. 15. a good produced by an ecosystem that humans can use directly
  6. 16. a species that demonstrated a particular characteristic of an ecosystem
  7. 19. the set of abiotic conditions in which a species survives, grows and reproduces.
  8. 20. the predictable replacement of one group of species by another group of species over time
  9. 21. species that can live in a broad range of biotic and abiotic conditions
  10. 23. a species’ ability to survive and reproduce
  11. 24. the farming of fish, shellfish and seaweed
  12. 25. species that can survive with little or no soil.
  13. 26. the study of how species are distributed and interacting on islands
Down
  1. 1. the processes by which life-supporting resources are produced
  2. 3. when a large population declines in number reducing the genetic diversity
  3. 4. the number of habitats in a particular ecosystem
  4. 6. the number of different species in a given area
  5. 7. a measure of the genetic variation among individuals in a population
  6. 8. ecological succession occurring on surface with bare rock and no soil
  7. 10. the evolution of one species into two species without any geographic isolation
  8. 12. a trait that improves a species fitness
  9. 13. a species that is not very abundant but has a large impact on the ecological community
  10. 14. the relative proportion of individuals within the different species in a given area
  11. 17. a change in the genetic makeup of a population over time.
  12. 18. the number of species in a particular ecosystem
  13. 22. the process of speciation that occurs with geographic isolation