Exam 28: Seedless Plants

The liverwort genus Marchantia can reproduce asexually by way of ____, small cell masses that form in cuplike growths on a ____.

A special capsule or chamber where a plant will make the first cells of the gametophyte generation is called a ____.

Eggs form in protective structures called ____ in bryophytes and seedless vascular plants.

All plants are multicellular, and most are ____ that carry out photosynthesis.

Except for tropical tree ferns, the stems of most ferns are underground rhizomes.

The phylum ____ has about 10,000 known living species of nonvascular plants, including those in the genus Sphagnum , a peat moss used by humans for its absorbent property.

Over geological time, organic matter from seedless vascular plants, buried beneath ____, formed the fossil fuels we use today.

Lignified, tube-like structures that branch throughout the body of some plants, conducting water and solutes, are called ____.

Leaves that are narrow and have a single vein are termed ____, and leaves that are broad and have multiple veins are termed ____.

Bryophytes are clearly adapted to live in fresh water.

All plants have two multicellular phases, one diploid and one haploid, a phenomenon called ____.

A moss spore develops into a young gametophyte called a(n) ____.

The phylum ____ consists of about 200 known species of nonvascular plants that produce hornlike sporophytes, and are the only land plants whose chloroplasts contain alga-like protein bodies called pyrenoids.

Much of the world's coal reserves were formed from the buried remains of ____, the dominant plants of the Carboniferous period.

Which tissue distributes water and dissolved mineral ions through vascular plant bodies?

In vascular plants, the ____ generation is larger, more complex, and longer-lived than the ____ generation.

Molecular, biochemical, cellular, and morphological evidence supports the view that bryophytes are a monophyletic group.

The gametophyte generation of plants begins ____, where meiosis produces ____.

Some bryophyte species are ____, meaning that they grow independently on another organism.

A horizontal stem modified to penetrate the substrate and anchor a plant is a ____.