Ecosystems

1234567891011121314151617181920
Across
  1. 4. - Non-living factors in an ecosystem.
  2. 5. - Close interaction between different species.
  3. 7. - Natural environment where an organism lives.
  4. 9. - Hunts and consumes other organisms.
  5. 11. - Variety of life in a particular habitat.
  6. 12. - Traits that help an organism survive.
  7. 16. - Group of organisms of the same species.
  8. 18. - Organism that obtains energy by eating others.
  9. 19. - Adaptation for blending into the environment.
  10. 20. - Earth's regions where life exists.
Down
  1. 1. - Interconnected community of living organisms.
  2. 2. - Food _____Network of interconnected food chains.
  3. 3. - Living components in an ecosystem.
  4. 6. - Breaks down dead organic matter.
  5. 8. - Each step in a food chain.
  6. 10. - All the populations in a specific area.
  7. 13. - Symbiotic relationship benefiting both species.
  8. 14. - Study of the interactions in an ecosystem.
  9. 15. - Role or function of an organism in an ecosystem.
  10. 17. - Organism that produces its own food.