Ecosystems

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Across
  1. 2. The process by which plants use sunlight to make food.
  2. 5. A trait that helps an organism survive in its environment.
  3. 6. An organism that eats primary consumers, typically carnivores or omnivores.
  4. 10. A complex network of feeding relationships within an ecosystem.
  5. 12. An organism that only eats meat.
  6. 14. Breaks down dead material and recycles nutrients into the ecosystem.
  7. 15. An organism that is hunted and eaten by predators.
  8. 17. An organism that only eats plants.
  9. 18. The natural environment where an organism lives.
  10. 20. The process by which ecosystems change and develop over time.
  11. 21. A diagram that shows the flow of energy in an ecosystem.
Down
  1. 1. An organism that eats producers, typically herbivores.
  2. 3. A top predator that eats secondary consumers.
  3. 4. The variety of life in a particular habitat or ecosystem.
  4. 7. An organism that eats both plants and animals.
  5. 8. Living or once-living components of an environment.
  6. 9. An organism that hunts and eats other organisms.
  7. 11. An organism, like a plant, that makes its own food through photosynthesis.
  8. 13. A community of interacting organisms and their physical environment.
  9. 16. A step in the flow of energy through an ecosystem.
  10. 19. Non-living factors in an environment, like sunlight or temperature.