Chapter 30 Questions

Chapter 30: Plant Diversity II: The Evolution of Seed Plants

1. What are seed plants? What are the three most important reproductive adaptations in seed plants?
2. Describe how the gametophyte-sporophyte relationship changed from bryophytes to seed plants.
3. How did the spore in bryophytes and seedless plants survive in unfavorable environmental conditions
4. What is the seed? How is the seed different from the spore?
5. How did the seed become an important means of dispersing offspring?
6. Describe the process of “from ovule to seed.” Be sure to include (megasporangia/ megaspores) and (microsporangia / microspores) in your answer.
7. What is pollination? How did lead to greater success and diversity of land plants?
8. What are gymnosperms? How are they different from ferns?
9. Describe the life cycle of the pine (gymnosperm). How is this cycle different from mosses and ferns?
10. What are angiosperms? What are the main classes of angiosperms? Describe them in detail.
11. What are the parts of the flower? Describe them and label them as either part of the male or female part.
12. What is a fruit? How do they help disperse the seeds of angiosperms?
13. Describe the life cycle of an angiosperm. How is it a highly refined version of alternation of generations common to all plants?