Life Science Chapter 8

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Across
  1. 4. Gymnosperms need wind for:
  2. 7. Gametes are produced on top of the:
  3. 9. The entire male part of the flower
  4. 10. If a plant needs 13 hours of darkness to bloom, it is a ________ day plant
  5. 11. The often colorful structure that helps attract insects and birds
  6. 12. The leaflike structure around the petals that protects the developing flower
  7. 14. Gymnosperms produce spores and seeds inside _________-.
  8. 15. The structure that contains one or more ovules at the base of the style
  9. 17. The pollen-producing structure on top of the filament
  10. 18. The sticky top of the carpel that receives the pollen
Down
  1. 1. What part of a moss plant produces spores
  2. 2. Which hormone prevents sap loss?
  3. 3. Which plant hormone causes fruit to ripen?
  4. 5. __________ acid is a plant hormone acts as an inhibitor to the other hormones?
  5. 6. Vines climbing up a wood lattice is an example of what kind of tropism?
  6. 8. What plant organ demonstrates positive gravitropism?
  7. 11. A ________ tube is the structure that allows gametes to travel down through the style to the ovary
  8. 13. This describes small chemicals made by plant tissues, that can move easily between cells:
  9. 14. The entire female part of the flower
  10. 16. The ovary of an angiosperm develops into a(n) _________.