photosynthesis

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Across
  1. 2. , the energy stored in petroleum , natural gas and coal
  2. 3. ,plants that open their stomata during the night .
  3. 4. , open their stomata during the day
  4. 5. , the sun produces Visble light .
  5. 7. , it help organism grow .
  6. 12. , storing and transferring energy in cell
  7. 13. pigments - when they absorb sunlight and don't produce energy .
  8. 15. , it happen inside the thylakoids
  9. 18. , when colors absorb the light , and produce energy from the sunlight
  10. 21. , it is human hair
Down
  1. 1. , chloroplast of plant cells .
  2. 4. , plants take this and water from air and soil .
  3. 6. ,has plants and some bacteria
  4. 8. , plants use the energy of the sun to change water and carbon dioxide .
  5. 9. ,stacks of structures called thylakoids .
  6. 10. , it break down energy from the sun
  7. 11. , it refers to xanthophyll and carotene
  8. 14. , the tissue surrounding the stomach lining epithelium .
  9. 16. don't go through the Calvin cycle
  10. 17. , where organelle where photosynthesis occur .
  11. 19. , this happen outside the thylakoids .
  12. 20. , holes in underside leaves allows oxygen to escape and carbon dioxide to enter .