Photosynthesis

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Across
  1. 2. an idea evoked by some experience
  2. 6. a green pigment found in organisms
  3. 8. organelle in which photosynthesis takes place
  4. 9. any organism of microscopic size
  5. 10. depending on free oxygen or air
Down
  1. 1. a monosaccharide sugar that has several forms
  2. 3. a specialized part of a cell
  3. 4. the totality of surrounding conditions
  4. 5. produced by reactions involving atomic changes
  5. 7. the supporting tissue of an organ
  6. 11. a colorless, odorless gas that is essential for respiration