Ecology

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Across
  1. 3. Substances recycled in ecosystems by decomposers.
  2. 4. Scientist who studies relationships in ecosystems.
  3. 6. Community of organisms and their nonliving environment.
  4. 9. Reliance of organisms on one another.
  5. 11. Organism that eats other organisms for energy.
  6. 13. Nonliving factors like air, water, and soil.
  7. 14. Study of relationships between organisms and their environment.
  8. 15. Application of ecology to agriculture systems.
  9. 16. Organism that makes its own food.
  10. 19. Diagram showing how energy moves through an ecosystem.
  11. 21. Variety of living organisms in an area.
Down
  1. 1. Stability between organisms and environment.
  2. 2. Growing a single crop in one area.
  3. 5. Farming that protects resources and environment.
  4. 7. Animal that hunts other animals.
  5. 8. Organism that breaks down dead matter.
  6. 10. Animal that is hunted.
  7. 12. Movement of energy through an ecosystem.
  8. 17. All populations living in a specific area.
  9. 18. Role an organism plays in its habitat.
  10. 20. Group of the same species in one area.