Crossword

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Across
  1. 2. clear liquid
  2. 6. dioxide stuff you breathe out
  3. 7. something that absorbs carbon dioxide
  4. 8. stuff you breathe in
  5. 9. plant's energy
  6. 10. to stay alive
Down
  1. 1. where photosynthesis tkes place
  2. 3. stuff you start with
  3. 4. when plants use light for energy
  4. 5. stuff you end with