True/False
Indicate whether the sentence or statement is true
or false.
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1.
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Land
plants have a complex life cycle that involves an alternation of generations between a haploid
gametophyte and a diploid sporophyte.
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2.
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The
sporophyte of a nonvascular plant is larger and lives longer than the
gametophyte.
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3.
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The
life cycle of nonvascular plants involves alternation of generations.
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4.
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Mosses, liverworts, and hornworts all are generally found in moist
habitats.
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5.
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Nonvascular plants have true leaves but lack true stems and roots.
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6.
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Mosses and ferns no longer require the presence of a film of water for
reproduction.
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7.
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Ferns
need water to reproduce because their sperm must swim to eggs.
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8.
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Mosses are called pioneer plants because they can promote the development of new
communities in barren areas that have been burned or destroyed by humans.
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9.
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Sphagnum moss is used in potting and gardening soils because of its ability to
encourage water drainage.
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Multiple Choice
Identify the
letter of the choice that best completes the statement or answers the question.
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10.
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The
ancestors of today’s land plants were probably a. | brown
algae. | c. | green
algae. | b. | red algae. | d. | lichens. | | | | |
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11.
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The
challenges faced by early land plants included a. | conserving water. | b. | reproducing on
land. | c. | absorbing minerals from the rocky
surface. | d. | All of the above | | |
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12.
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The
diploid form in a plant’s life cycle is called the a. | sporophyte. | c. | parental
generation. | b. | gametophyte. | d. | alternate generation. | | | | |
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13.
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The
haploid form in a plant’s life cycle is called the a. | sporophyte. | c. | parental
generation. | b. | gametophyte. | d. | alternate generation. | | | | |
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14.
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Which
of the following is not a bryophyte? a. | moss | c. | hornwort | b. | liverwort | d. | fern | | | | |
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15.
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Which
of the following is not characteristic of all nonvascular plants? a. | They produce
seeds. | b. | They have an alternation of generations
lifestyle. | c. | They produce spores. | d. | They require
water for sexual reproduction. | | |
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16.
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The
water-retaining ability of sphagnum moss makes it ideal for a. | using in
garden-soil mixes. | b. | use in packing bulbs and flowers for
shipping. | c. | use in houseplant soils. | d. | All of the
above | | |
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17.
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Similarities shared by monocots and primitive dicots suggest that a. | monocots and
dicots evolved independently. | b. | monocots were on Earth long before
dicots. | c. | monocots evolved from
dicots. | d. | dicots evolved
from monocots. | | |
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