Exam 22: Introduction to Seed Plants: Gymnosperms

Which of the following structures or features is/are a part of pine needles (leaves)?

Meiosis occurs in pines in the microsporangia and in the

The structure of pines that develops into a seed coat is a/an

Resins have a number of uses for human activities but are of no use to the plants that produce the resins.

Although most seed plant groups have nonmotile sperm, this group reproduces with motile sperm.

Another term for the megasporangium is the nucellus.

After fertilization the integument of gymnosperms becomes

The xylem of conifers generally contains no vessels or fibers.

Living conifers (genus Pinus)are native to ____________________.

Cycad leaves are fan-shaped and deciduous.

Which of the following groups of gymnosperms have vessels in their wood?

Resin consists of turpentine and rosin.

Ginkgo seeds, although foul-smelling, are edible.

Eastern white pine and bald cypress trees provided so many useful products that their populations were drastically reduced before the end of 19th century.

Bald cypress trees, like redwoods, are very resistant to decay.

The first plants to produce seeds looked very much like

A feature or structure NOT found in a pine life cycle includes

The fleshy seed of the _____________ is considered a delicacy in Oriental cuisine.

The ginkgo is frequently mistaken for an angiosperm tree because ___________.

A mature seed consists of the seed coat, nutritive tissue, and ____________.