How Plants Are Classified

1. How Plants Are Classified Reproduction

2. Link • Five fast things you know about seeds

3. Essential Question ? How are plants classified by the way they reproduce?

4. Seed Producing Plants • Seed plants produce their own seeds • Seed plants contain: • Embryo – (beginnings of roots, stem & leaves) • Cotyledons – stored food (chemical energy) • Seed coat – covers seed (protects from drying out & damage • Two major groups • Cone-bearing plants • Flowering plants

5. Bean Dissection • Follow your teacher’s directions. • Draw & label the parts of a bean (Response Box)

6. Spore Producing Plants • Spores are smaller than seeds • Almost all flowerless plants produce spores • Ferns • Mosses

7. Give 3 qualitative observations about fern spores? See Fern Spores Video

8. Give 3 qualitative observations about moss spores? See Moss Spores Video

9. Flowering Plants –Seed Producers • Grow seeds inside an ovary • Ovaries are the female reproductive organ of a flower • The ovary, when fertilized, grows into a fruit which holds the seeds • Ex: Most trees, shrubs, vines, flowers, legumes, fruits, & vegetables

10. Cone-Bearing Plants –Seed Producers • Most cone-bearing plants are conifers (evergreens w/ needle like leaves) • Conifers never have flowers, but still have seeds • Ex. Pines, spruces, junipers, redwoods, & cedars