Unit 3 Vocabulary

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Across
  1. 4. an organism that makes its own food
  2. 7. what plants breathe in
  3. 9. animals that don't have an internal skeleton
  4. 11. animals that have an internal skeleton
  5. 12. a cold blooded, oviparous animal that has scales
  6. 14. an organism with more than one, complicated cell
  7. 16. an idea, or guess, of how an experiment will end
  8. 18. the smallest unit of life
  9. 20. the 6 biggest groups to organize living beings
Down
  1. 1. an organism that eats other organisms
  2. 2. the process of turning sunlight into energy
  3. 3. a cold blooded, oviparous animal that lives only in the water
  4. 5. a warm blooded, viviparous animal
  5. 6. what humans breathe in
  6. 8. an organism with one simple cell
  7. 10. a warm blooded, oviparous animal that has feathers
  8. 13. the part of the plant above ground that provides support
  9. 15. a cold blooded, oviparous animal that has smooth skin
  10. 17. a small oval object produced by a plant to make a new plant
  11. 19. the part of the plant under the ground