TRANSPORT IN PLANTS
Across
- 2. Requires energy.
- 3. Attraction between water molecules.
- 4. Movement from higher to lower concentration.
- 8. Assist sieve tubes.
- 9. Absorbed by roots.
- 12. Positive pressure developed in roots.
- 13. Absorb water and minerals.
- 15. Cells controlling stomata.
- 16. Attraction between water and vessel walls.
- 17. Upward movement of water.
- 19. Movement through a semipermeable membrane.
- 20. Conducts water upward.
Down
- 1. Transport of food in plants.
- 5. Conducts food.
- 6. Food-conducting tubes.
- 7. Helps water rise in narrow tubes.
- 10. Leaf pores.
- 11. Loss of water vapour from leaves.
- 14. Dead water-conducting cells.
- 18. Water-conducting tubes.