Mass transport in plants

12345678910111213
Across
  1. 1. Cells that control the opening and closing of the stomata.
  2. 6. There are none of these in mature xylem vessels.
  3. 7. Impermeable substance that give strength to the xylem vessels.
  4. 8. Created in the xylem vessels by the transpiration pull.
  5. 9. The pressure gradient in the phloem sieve tubes.
  6. 11. Force of attraction between water molecules.
  7. 12. The pressure in xylem vessels
  8. 13. An increase in this factor reduces the rate of tranpiration.
Down
  1. 2. The main route that water takes across the cortex of the root.
  2. 3. The vessels that transport water and mineral ions in the plant.
  3. 4. The cells that support the phloem.
  4. 5. Property of molecules that can be used to trace the movement of substances in a plant.
  5. 10. The passive movement of molecules up a narrow tube.