photosynthesis

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Across
  1. 1. how plants make energy
  2. 4. what plants breathe out
  3. 7. protects plant
  4. 8. transports sugar
  5. 10. site in a cell where photosynthesis takes place
  6. 11. what plants breathe in
  7. 16. from the sun
  8. 17. input
Down
  1. 2. plant food
  2. 3. breathing
  3. 5. rings in a tree trunk
  4. 6. from chlorophyll
  5. 8. inside a plant
  6. 9. output
  7. 12. sugar
  8. 13. pigment that collects light
  9. 14. what plants drink
  10. 15. small opening through plant's leaves