B2 Revision (for Combined and Separate)

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Across
  1. 5. a limiting factor of photosynthesis.
  2. 8. a reactant in photosynthesis.
  3. 10. these contain xylem and phloem vessels.
  4. 11. the movement of dissolved sugars around the plant.
  5. 15. the oxygen produced in photosynthesis can be used for this.
Down
  1. 1. allows gases to be exchanged from the leaves.
  2. 2. this solution can test for the presence of starch.
  3. 3. these cells are associated with phloem vessels and provide the energy needed to move substances in the phloem.
  4. 4. the movement of water through the plant and leaves.
  5. 6. a technique for growing plants without soil.
  6. 7. a substance found in chloroplasts that absorbs light energy.
  7. 9. photosynthesis is this type of reaction.
  8. 12. in photosynthesis glucose is stored as _______.
  9. 13. a type of passive transport allowing substances to move from one place to another.
  10. 14. the cell layer in a leaf where most photosynthesis occurs.