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Introductory Plant Biology, 9/e
Kingsley R. Stern, California State University, Chico
The Seedless Vascular Plants: Ferns and Their Relatives

Chapter Quiz



1

Plants in the Division Psilophyta reproduce by spores, and have no leaves or stems.
A)True
B)False
2

The spores of club mosses were once used as flash powder in the early days of photography.
A)True
B)False
3

Sporophylls are leaves with a single unbranched vein that is not associated with a leaf gap.
A)True
B)False
4

Plants in the Division Lycophyta have stems with water-conducting carinal canals.
A)True
B)False
5

Horsetails have been used medically as a diuretic, astringent, and treatment for venereal disease.
A)True
B)False
6

Ferns are unique in that multiple sporophytes can develop on one fern gametophyte.
A)True
B)False
7

The ancestors of ferns are found in Devonian deposits estimated to be 375 million years old.
A)True
B)False
8

The common name for plants in the Division Psilophyta is
A)club mosses.
B)horsetails.
C)whisk ferns.
D)quillworts.
9

What is the name given to the veinless, leaflike flaps of tissue on the stem of whisk ferns?
A)enations
B)strobili
C)bulbils
D)elaters
10

Ground pine and spike mosses are members of which division?
A)Pterophyta
B)Sphenophyta
C)Lycophyta
D)Psilophyta
11

Spike moss differs from ground pine in that the former has
A)sori.
B)ligules.
C)megaphylls.
D)enations.
12

What name is given to the condition in which male and female spores and gametophytes are produced separately on one plant?
A)heterospory
B)alternation of generations
C)homospory
D)none of the above
13

What name is given to the tightly coiled young fern frond?
A)megasporophyll
B)prothalli
C)strobili
D)crozier
14

Fern sporangia form clusters on the back of the leaf called
A)indusia.
B)pinnae.
C)microsporophylls.
D)sori.
15

What is the function of the annulus?
A)to produce spores
B)to catapult spores out of the sporangium
C)to protect the archegonium
D)to protect the young sporophyte
16

What is a prothallus?
A)a fern gametophyte
B)a club moss strobilus
C)a fern fossil
D)a fern sporangium
17

Which of the following is NOT a type of fossil?
A)mold
B)cast
C)imprint
D)none of the above








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