Photosynthesis

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Across
  1. 4. Light.
  2. 5. Dirt.
  3. 7. Put things together.
  4. 8. Small openings on the leaf.
Down
  1. 1. Plant cells that can start photosynthesis.
  2. 2. The air we breathe out.
  3. 3. The process of using light to make energy.
  4. 6. The air we breathe in.