a

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Across
  1. 3. all creatures need and producers make this
  2. 6. o^2
  3. 7. the study of life
  4. 10. when a solid turns into a liquid
  5. 11. an organism that makes food from sun
  6. 12. when plants turn stuff into better stuff
  7. 15. an animal that eats only meat
  8. 19. dioxide co2
  9. 20. h2o
  10. 21. an organism that eats other organisms
  11. 22. a living creature with organs
  12. 24. the process in which a gas becomes a liquid
  13. 25. a process that repeats
Down
  1. 1. a kingdom of living things
  2. 2. an animal that eats only plants
  3. 4. an animal that eats both meat and plants
  4. 5. an organism that breaks dead matter down
  5. 8. what plants make from co2 and stuff
  6. 9. what plants convert glucose into
  7. 13. a living thing
  8. 14. when a gas turns into a solid
  9. 16. something that is required 4 all life
  10. 17. when liquids turn into solids
  11. 18. an animal that eats only dead stuff
  12. 23. a place composed of living&nonliving things