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Across
  1. 4. green pigment found in certain plant cells that traps the sun's energy during the process of photosynthesis
  2. 7. microscopic holes through which plants "breathe" or exchange gasses - mostly located on the underside of the leaf
  3. 8. organ of the plant responsible for taking in water and nutrients from the soil
  4. 9. by-product of photosynthesis
  5. 11. dioxide gas that enters the stomata of the leaf
  6. 12. ultimate source of energy for photosynthesis
  7. 14. plant tissue that moves sugar down a plant from leaves to stem to root
  8. 15. middle layer of the leaf where photosynthesis occurs - cells contain chloroplasts
  9. 16. cell part, or organelle, responsible for the process of photosynthesis
  10. 20. raw materials, or reactants, needed for photosynthesis
  11. 21. organism that has to "consume" or eat other organisms for energy
Down
  1. 1. photosynthetic organism that "produces" it's own food - means the same as autotroph
  2. 2. plant tissue that moves water up a plant from roots to stems to leaves
  3. 3. process by which plants and plantlike organism use the sun's energy to produce sugar
  4. 5. areas of the plants where sugar is stored as simple sugars or starch
  5. 6. C6H12O6
  6. 10. products of photosynthesis
  7. 13. photosyntheticphytoplankton photosynthetic organisms in aquatic environments
  8. 17. main organ of photosynthesis in a plant
  9. 18. gas that exits the stomata of the leaf
  10. 19. pair of crescent shaped cells that open and close the stomata