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