Modified True/False
Indicate
whether the statement is true or false. If false, change the identified word or phrase to make
the statement true.
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1.
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Plants are multicellular prokaryotes. _________________________
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2.
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The plant life cycle includes a diploid gamete and a haploid spore.
_________________________
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3.
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Mosses are most often found in dry environments.
_________________________
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4.
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Mosses and liverworts lack a vascular system for transporting water and
nutrients. _________________________
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5.
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Water must be present for fertilization to take place in mosses.
_________________________
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6.
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In mosses and liverworts, eggs are formed through mitosis in the
antheridia. _________________________
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7.
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Gametophytes of conifers are physically much larger than their
sporophytes. _________________________
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8.
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One important difference between mosses and ferns is that mosses have a
vascular system. _________________________
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9.
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Shoots, stems, and roots characterize the bodies of vascular plant
sporophytes. _________________________
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10.
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Ferns are characterized by fronds and fiddleheads.
_________________________
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11.
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Haploid fern spores are produced by gametophytes.
_________________________
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12.
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In ferns, a large sporophyte with leaves called fronds alternates with a
heart-shaped gametophyte. _________________________
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13.
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Ferns need water to reproduce because their sperm must swim to eggs.
_________________________
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14.
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Both mosses and ferns require a thin film of water for gametes to meet.
_________________________
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15.
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In both mosses and ferns, eggs are formed through mitosis in the
antheridia. _________________________
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16.
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Gymnosperm seeds are enclosed in a fruit.
_________________________
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17.
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Gametophytes of seed plants are large and easily viewed with the unaided
eye. _________________________
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18.
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Sexual reproduction in seed plants involves the transfer of pollen from
the male reproductive structures of a plant to the female reproductive structures.
_________________________
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19.
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Seed plants cannot reproduce without a film of water for transferring of
gametes. _________________________
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20.
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A seed is a structure that contains a plant embryo.
_________________________
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21.
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A plant embryo is a new sporophyte. _________________________
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22.
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In flowering plants, the embryos of monocots have two cotyledons.
_________________________
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23.
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Pollen is produced in the tip of the stamen, a structure called the
sepal. _________________________
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24.
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The lower portion of the pistil produces pollen.
_________________________
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25.
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Gametophytes develop within flowers. _________________________
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26.
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Pollen tubes grow through the style toward the ovule.
_________________________
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27.
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Many seeds have appendages that aid in dispersal.
_________________________
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28.
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Asexual reproduction produces new plants that are genetically different
from the parent plant. _________________________
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29.
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Vegetative reproduction does require a plant to have flowers.
_________________________
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30.
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In vegetative reproduction, new plants may be generated from stems or
roots. _________________________
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Multiple Choice
Identify the
choice that best completes the statement or answers the question.
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31.
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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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32.
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Among the challenges that faced early land plants were
a. | eliminating excess water. | b. | obtaining sunlight for
photosynthesis. | c. | absorbing minerals from the rocky surface. | d. | avoiding being eaten
by grazing mammals. |
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33.
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The waxy protective covering of a land plant is called a
a. | cuticle. | c. | rhizome. | b. | capsule. | d. | stoma. |
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34.
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Some land plants developed an internal system of interconnected tubes and
vessels called
a. | cuticles. | c. | a circulatory system. | b. | nonvascular
canals. | d. | vascular
tissue. |
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35.
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sporophytes : spores ::
a. | sporophytes : gametophytes | c. | gametes :
gametophytes | b. | gametophytes : gametes | d. | sporophytes : gametes |
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36.
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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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37.
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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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38.
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A haploid stage following a diploid stage in a plant’s life cycle is
called
a. | generational recycling. | c. | alternating
forms. | b. | periodic gametogenesis. | d. | alternation of generations. |
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39.
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In plants, haploid gametes are produced as a result of
a. | fertilization. | c. | encapsulation. | b. | meiosis. | d. | mitosis. |
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40.
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sporophytes : meiosis ::
a. | sporophytes : spores | c. | gametophytes : gametes | b. | gametophytes :
mitosis | d. | sporophytes :
gametes |
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41.
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Mosses, hornworts, and liverworts all possess
a. | fibrous roots. | c. | tap roots. | b. | spore capsules. | d. | green leaves. |
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42.
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In nonvascular plants, structures in which spores are produced are known
as
a. | meristems. | c. | cones. | b. | pollen grains. | d. | sporangia. |
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43.
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Which of the following statements about moss spores is not true?
a. | They are produced by the sporophyte. | b. | They are dispersed and then
germinate. | c. | They are produced in a capsule-like top. | d. | They are
diploid. |
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44.
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The sporophyte generation in mosses produces spores by
a. | meiosis. | c. | sexual reproduction. | b. | mitosis. | d. | asexual
reproduction. |
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45.
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The most noticeable form of a moss life cycle is the
a. | sporophyte. | c. | rhizoid. | b. | gametophyte. | d. | zygote. |
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46.
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In which of the following structures do seedless plants produce eggs?
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