Biology Crossword

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Across
  1. 2. the environment/land organisms live on.
  2. 6. total number of organisms of a species
  3. 9. variety of life
  4. 10. where an organism makes its home
  5. 11. group of living organisms
  6. 13. predators with no natural predators
  7. 14. process in which a community evolves
Down
  1. 1. planned act to maintain the health of a forest
  2. 3. species against one another to gain enough resources, territory, etc.
  3. 4. a species that originated/developed in an area.
  4. 5. long term development of different organisms
  5. 7. all living organisms
  6. 8. non-native species causing great harm to an ecosystem.
  7. 12. Things that have an effect on ecosystems/habitats