Unit 3 Plants and Animals

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Across
  1. 4. animals that have an internal skeleton
  2. 6. what plants breathe in
  3. 10. a cold blooded, oviparous animal that has scales
  4. 11. a small oval object produced by a plant to make a new plant
  5. 12. a warm blooded, viviparous animal
Down
  1. 1. animals that don't have an internal skeleton
  2. 2. the part of the plant under the ground
  3. 3. a warm blooded, oviparous animal that has feathers
  4. 5. the part of the plant above ground that provides support
  5. 7. a cold blooded, oviparous animal that has smooth skin
  6. 8. what humans breathe in
  7. 9. a cold blooded, oviparous animal that lives only in the water