Biology Puzzle

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Across
  1. 2. What gas do plants take in during photosynthesis?
  2. 3. What do we call living things that make their own food?
  3. 8. What do we call the place where an organism lives?
  4. 9. What do we call the group of organs working together?
  5. 11. How do we call animals that eat both plants and meat?
  6. 13. What do we call the process of breathing in and out?
  7. 15. What is the smallest living unit of life?
  8. 16. What process do plants use to make their own food?
Down
  1. 1. What do we call animals that eat only meat?
  2. 2. What do we call the movement of blood in the body?
  3. 4. What do we call animals that eat only plants?
  4. 5. What do we call all living things?
  5. 6. What green part of a plant helps it make food?
  6. 7. What part of the plant absorbs water from the soil?
  7. 10. What sense do we use to see?
  8. 12. What part of the cell controls its activities?
  9. 14. What do we call living things that eat other organisms?
  10. 17. What gas do humans and animals breathe in?