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41.Ferns, whisk ferns, and horsetails belong to a phylum that

Question : 41.Ferns, whisk ferns, and horsetails belong to a phylum that : 1363722

 

 

41.Ferns, whisk ferns, and horsetails belong to a phylum that has about 13 000 described living species. What is the name of this phylum?

a.

Pterophyta

b.

Lycophyta

c.

Hepatophyta

d.

Anthocerophyta

 

 

 

42.Which sentence describes the relationship between sporophyte and gametophyte in the fern life cycle?

a.

Gametophytes are photosynthetic and partially independent from the sporophytes.

b.

Both gametophytes and sporophytes are totally independent from each other and are equally dominant.

c.

Sporophytes originate within and are dependent upon gametophytes.

d.

Gametophytes are free-living and photosynthetic, but are replaced by a dominant sporophyte generation.

 

 

 

43.Which of the following types of plants are represented by only two living genera, Psilotum and Tmesipteris?

a.

club mosses

b.

mosses

c.

whisk ferns

d.

ferns

 

 

 

44.Which term refers to seedless vascular plants that are represented by only one living genus, Equisetum?

a.

mosses

b.

ferns

c.

whisk ferns

d.

horsetails

 

 

 

45.What does the word gymnosperm mean?

a.

covered seed

b.

covered sperm

c.

active sperm

d.

naked seed

 

 

 

46.Which were the dominant land plants during the Mesozoic era, from about 250 million years ago to 65 million years ago?

a.

angiosperms

b.

lycophytes

c.

bryophytes

d.

gymnosperms

 

 

 

47.Which term refers to the specialized male gametophyte of seed plants, such as gymnosperms?

a.

pollen grain

b.

strobilus

c.

sporopollenin

d.

ovule

 

 

 

48.Which term refers to the process of transferring male gametophytes to female reproductive parts in seed plants?

a.

fertilization

b.

pollination

c.

sporulation

d.

syngamy

 

 

 

49.Which plants are often the dominant land plants in cool temperate zones, especially in areas with poor soils?

a.

gymnosperms

b.

ferns

c.

angiosperms

d.

bryophytes

 

 

 

50.Which phylum of vascular, seed-bearing plants includes pines, spruces, firs, hemlocks, junipers, cypresses, and redwoods?

a.

Gnetophyta

b.

Cycadophyta

c.

Ginkgophyta

d.

Coniferophyta

 

 

 

 

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