Biology

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Across
  1. 2. a factor that negatively impacts an ecosystem
  2. 5. Destruction of forests
  3. 7. The number of different species in an area
  4. 10. living things/factors
  5. 12. succession that occurs on surfaces where no soil exists
  6. 14. where an organism lives
  7. 15. Release of harmful materials into the environment
Down
  1. 1. non-native species that cause harm
  2. 3. Materials or substances such as minerals, forests, and water that is used for living things use
  3. 4. excessive use of species that have economic value
  4. 6. type of succession that occurs in an area that was only partially destroyed by disturbances
  5. 8. A community of organisms/species
  6. 9. Largest number of individuals in a population that an environment can support
  7. 11. non-living things/factors
  8. 13. The loss of a natural habitat