Ecosystems: Grade 7 Science Review

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Across
  1. 1. Animal that eats other animals
  2. 5. Animal that eats plants
  3. 7. Organism that breaks down dead material
  4. 9. Total mass of organisms in a given area
  5. 11. Animal that hunts other animals for food
  6. 13. Predator Top predator in a food chain
  7. 14. Variety of life in an ecosystem
  8. 18. Community of living and nonliving things interacting
  9. 19. Organism that makes its own food
  10. 20. Chain Linear sequence of organisms feeding on each other
  11. 22. Role of an organism within its habitat
  12. 23. Natural home or environment of an organism
  13. 24. Non-living components of an ecosystem
  14. 26. Organism that cannot produce its own food
Down
  1. 2. Organism that produces its own food
  2. 3. Pyramid Diagram showing energy flow in an ecosystem
  3. 4. Consumer Animal that eats secondary consumers
  4. 6. Study of interactions among organisms and their environment
  5. 8. Animal that is hunted by predators
  6. 10. Consumer Animal that eats primary consumers
  7. 12. Living components of an ecosystem
  8. 15. Web Network of interconnected food chains
  9. 16. Level Each step in a food chain or web
  10. 17. Organism that eats other organisms
  11. 19. Process by which plants make food using sunlight
  12. 21. Animal that eats both plants and animals
  13. 25. Consumer Animal that eats producers