Chapter Questions
Diagram the general plant life cycle. Which stages are haploid and which are diploid? At which stage are gametes formed?
Diagram the sexual life cycle of a flowering plant.
Describe the development of the female gametophyte in a flowering plant. How does double fertilization occur?
Compare complete flowers and incomplete flowers.
What are the parts of a seed, and how does each part contribute to the development of a seedling?
Describe the characteristics you would expect to find in flowers that are pollinated by the wind, beetles, bees, and hummingbirds, respectively.
What is the endosperm? From which cell of the female gametophyte is it derived? Compare the storage site of endosperm in monocot and dicot seeds.
Describe three mechanisms whereby seed dormancy is broken in different types of seeds. How are these mechanisms related to the typical environment of the plant?
How do monocot and dicot seedlings protect the delicate shoot tip during seed germination?
What benefits do plants provide to their pollinators?