BIOL112 SI- Session 16 (3/23) Ch. 25 (part 2)

Liverwort life cycles do not exhibit alternation of generations.

• True

• False

In BRyophytes, the sporophyte is the dominant phase of the life cycle.

• True

• False

Mosses are able to survive in extreme environments due to all of the following EXCEPT ____.

• Their rhizoids allow them to adhere to most surfaces.

• Mosses can easily rehydrate.

• Their tall gametophytes allow for better spore dispersal.

• Phenolic compounds in their cell walls absorb UV radiation.

Which is not a characteristic of peatlands?

• low temperature

• low carbon dioxide concentration

• low pH

• low oxygen concentration

In seedless vascular plants, the diploid sporophyte is dominant in the life cycle.

• True

• False

Cells that are specialized to move water and minerals in seedless vascular plants.

• Xylem

• Vascular

• Phloem

• True roots

Leaves that are supported by branching vascular tissue.

• Microphyll

• Megaphyll

• Sori

• Strobilus

In homosporous spore production, the microsporangium produces eggs.

• True

• False

Which type of lycophyte is homosporous?

• Club moss

• Spike moss

• Quillworts

Lycophytes that grow on tops of trees are called ____.

• Lichen

• Epiphytes

• Megaphyll

• Talophytes