Botany Exam 1. Flashcards A+

Botany Exam 1. Flashcards Downloaded by Amos Ndungu () 1. 2 types of sclerenchyma - Sclereids and fibers 2. 2 types of xylem - Tracheids and vessels 3. 3 types of fleshy fruit - Drupe, berry, pome 4. Angiosperms - Seeds enclosed in fruit 5. Are shade leavesthicker or thinner than sun? Why? - Thinner, because they have shorter layer of Mesophyll 6. At what temperature do C3 plants close theirstomata? - High 7. Describe a protostele: - Has a center with 1* vascular tissue: example is a dicot 8. Describe achene - Thin pericarp easy to remove, Sunflower 9. Describe Collenchyma - Thicher primary wall, 10. located under epidermis, 11. stringy celery, 12. Supports a plant 13. Describe epidermal tissue - 1 cell thich and covered with cuticle, composed of waxy substance, 14. decrease H20 loss, absorb UV 15. Describe eustele - Vascular tissue in budles arranged in 1 circle: in very young trees 16. Describe fibers - long, linked end to end to form bundles 17. Describe fibrous root systems- Many lateral rootsthat develop from cell divisions of the pericycle CONTINUES...