Chapter 9: Plant Functions 7th Grade

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Across
  1. 2. a plant that does not bloom until the nights are longer than the critical night length
  2. 3. necessary for fertilization
  3. 6. growth toward a stimulus
  4. 9. the entire male part of the flower
  5. 11. plant hormone that acts as an inhibitor
  6. 14. produces spores
  7. 16. a plant that blooms whenever the conditions are right regardless of the length of night ARE NOT affected by length of the day
  8. 17. structure that contains 1 or more ovules at the base of style
  9. 19. gravitropism growing toward the pull of gravity (roots)
  10. 20. a small chemical made by some plant tissues that affects how other plant structures grow
  11. 23. the leaflike structure around the petals that protects the developing flower
  12. 24. growing toward light (stems)
  13. 25. often colorful structure that helps attract insects and birds
Down
  1. 1. the repeating cycle of gametophyte and sporophyte structures in plants
  2. 4. grow into stalks and capsules
  3. 5. is anything that causes a response from a plant.
  4. 7. growth away from a stimulus
  5. 8. a plant that does not bloom until the nights are shorter than the critical night length
  6. 10. growing toward an object the plant touches (climbing vines)
  7. 12. the sticky top father carpel that receives pollen
  8. 13. a plant’s growth toward or away from a stimulus
  9. 14. causes cells to divide
  10. 15. the entire female part of the flower
  11. 18. structure that allows gametes to travel down through the style to the ovary
  12. 21. causes ripening of fruit
  13. 22. pollen-producing structure on top of filament