Crossword puzzle

12345678910
Across
  1. 2. sugar
  2. 3. need an environment with this in it
  3. 5. in the air all around you
  4. 6. in plant cells
  5. 9. a huge part in photosynthesis
  6. 10. is where the chlorophyll is
Down
  1. 1. process where glucose is broken down
  2. 4. respiration happens here
  3. 7. likely to be hanging out in the Mitochondria
  4. 8. substant that changes during a reaction