Exam 29: Seed Plants

Which taxon is not a member of the basal angiosperm group?

All seed plants are homosporous.

Which group of plants best represents the sister clade to angiosperms?

Which structure is not a component of a carpel?

The showy leaflike parts of flowers with distinctive colors, patterns, and shapes that help attract pollinators are known as ____.

Archaeopteris belongs to the now-extinct lineage of seedless vascular plants called ____, and is proposed to be the possible ancestor of gymnosperms.

Various cycad tissues produce ____, which may help deter predatory insects.

Based on morphology and gene sequencing data, it appears that the closest living relative of the first flowering plants is ____.

The ____ phylum contains one living vascular, seed-bearing plant species - a deciduous tree with fan-shaped leaves. It has separate male and female plants, and the males are often planted in cities because of their resistance to pollution, insects, and disease.

Provide evidence that coevolution between plants and animals is probably more important in angiosperms than gymnosperms.

The world's oldest continuously standing tree is a giant sequoia.

The immature male gametophytes of angiosperms develop in ____ contained within ____.

The original source of salicylic acid, the pain-relieving substance in aspirin, was ____.

The evolution of the ovule allowed seed plants to ____.

All land plants have seeds, although many reproduce asexually.

The buttery, edible flesh that encloses the large seed of an avocado is tissue of the ____.

Seed plants as a whole belong to a nontaxonomic grouping called the ____.

In living seed plants, a megasporangium and its integument together form a(n) ____.

Which genetic mechanism is most likely responsible for the evolutionary origin of new and complex plant structures, such as flowers?