CHAPTER 9: PLANT BIOLOGY

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Across
  1. 4. hormone that affects gene expression in shoots(5)
  2. 6. allow water to pass between xylem conduits but limits the spread of embolism and vascular pathogens in the xylem(3)
  3. 9. Present in abundance during daylight(3,5)
  4. 11. structure used to transport organic molecules from leaf to other parts of the plant(6)
  5. 12. microscopic pores in the celi wall, in root(13)
  6. 14. Plant hormone for lengthening cells are produced at?(10)
  7. 15. Photoreceptor that regulate photoperiodism(11)
  8. 17. the movement of water through cell wall(10)
  9. 20. Auxin moves out of the cell through?(6,11)
Down
  1. 1. The state of being inactive which seed is unable to germinate(8)
  2. 2. Hormone that cause synthesis of amylase(12)
  3. 3. technique to produce large number of identical plants from stock plants(16)
  4. 5. group of insects that have evolved the ability to fit primarily on the plant cell sap(6)
  5. 7. Direction of the shoot growth if sun is at west(4)
  6. 8. the type of cell that provide mechanical support and strength to the plant(12)
  7. 10. the threads of the fungus grow through the soil and absorb mineral(6)
  8. 13. spiral or anullar(6)
  9. 16. salt-tolerant plant that grows in waters of high salinity(10)
  10. 18. Structure that protect flower bud and close at night(5)
  11. 19. pressure within the phloem (12)