Review Questions
Which of the following structures is not found in bryophytes?
- a cellulose cell wall
- chloroplast
- sporangium
- root
Hint:
D
Stomata appear in which group of plants?
- Charales
- liverworts
- hornworts
- mosses
Hint:
C
The chromosome complement in a moss protonema is:
- 1n
- 2n
- 3n
- varies with the size of the protonema
Hint:
A
Why do mosses grow well in the Arctic tundra?
- They grow better at cold temperatures.
- They do not require moisture.
- They do not have true roots and can grow on hard surfaces.
- There are no herbivores in the tundra.
Hint:
C
A botanist travels to an area that has experienced a long, severe drought. While examining the bryophytes in the area, he notices that many are in the same life-cycle stage. Which life-cycle stage should be the most common?
- zygote
- gametophyte
- sporophyte
- archegonium
Hint:
B