biology

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Across
  1. 3. the study of living things
  2. 4. population of different species
  3. 6. any living things
  4. 8. converts energy to a nonliving
  5. 12. breaks down dead organic matter
  6. 15. an organism that lives within another organism
  7. 16. a linear sequence of organisms through which nutrients and energy pass as one organism eats another
  8. 17. level in the food chain
  9. 18. an organism that cannot produce its own food
  10. 19. showing feeding relationships within a community
  11. 21. the natural home or environment of a plant
  12. 22. animals that are killed and eaten by other animals
  13. 24. a community of living organisms
Down
  1. 1. eats plant only
  2. 2. eats dead remains
  3. 5. an organism that creates its own food
  4. 7. organisms that hunt and kill other organisms for food
  5. 9. a groups of individuals of the same species
  6. 10. eats meat only
  7. 11. an organism that eats other plants an animals for energy
  8. 13. the region of earth that encompasses all living organisms
  9. 14. living
  10. 20. non living
  11. 21. an organism that harbors another organism
  12. 23. eats meat and plants