Exam 29: Seed Plants

The Mesozoic era was not only the age of the dinosaurs, but also the age of the ____ because they were the most dominant plants of that time.

In seed plants, the transfer of immature male gametophytes to female reproductive parts is a process called ____.

Angiosperms that originated as hybrids resulting from a cross between two closely related species are known as ____.

Grasses, palms, and orchids are examples of eudicots.

When mature, the ovary is referred to as a(n) ____ that encloses the angiosperm seed.

One of the two main angiosperm clades, the ____, has about 60,000 species that are characterized by a single cotyledon and pollen grains with one groove; additionally, most have parallel-veined leaves.

Which floral structure is a female reproductive part?

In the pine life cycle, the processes of pollination, fertilization, and seed formation typically take ____ to complete.

The ____ phylum has about 185 known living species of vascular, seed-bearing plants. Many of them look like palm trees, and some produce massive strobili, with male and female strobili found on separate plants.

In pines, the mature male gametophyte is called the ____.