True/False
Indicate whether the sentence or statement is true
or false.
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1.
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The
majority of animal species are classified as invertebrates.
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2.
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Without exception, all animals are heterotrophs.
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3.
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To
ensure accurate communication of information, biologists assign a unique two-word scientific name to
each organism.
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4.
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Eukaryotic, multicellular, autotrophic organisms belong to the Kingdom
Plantae.
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5.
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Different regions of an annelid’s body specialize for different
functions.
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6.
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Most
crustaceans are aquatic.
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7.
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All
echinoderms except the sand dollar display a five-part radial symmetry.
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8.
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Sharks and rays have skeletons of bone.
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9.
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In
most amphibians, fertilization takes place externally.
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10.
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In
amphibians, reproductive cells and wastes exit the body through the cloacal opening.
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11.
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Frog
eggs must be laid in a wet or moist environment.
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12.
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Reptiles have dry, largely watertight skin and lay watertight eggs.
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13.
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Reptiles are endotherms.
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14.
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Many
reptiles regulate their temperature by their behavior.
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15.
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Both
reptiles and birds lay amniotic eggs.
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16.
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Animals of the order Cetacea are the only mammals that live entirely in the
water.
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17.
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Monotremes are mammals that carry their young in pouches.
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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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18.
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Refer
to the illustration above. The organism labeled “A” in the diagram a. | has no
symmetry. | c. | exhibits radial
symmetry. | b. | is bilaterally symmetrical. | d. | has reverse symmetry. | | | | |
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19.
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Which
of the following has a radial symmetry? a. | flatworm | c. | chordate | b. | annelid | d. | cnidarian | | | | |
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20.
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The
scientific name of an organism a. | varies according to the native language of
scientists. | b. | is the same for scientists all over the
world. | c. | may refer to more than one species. | d. | may have more
than one genus name. | | |
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21.
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The
correct order of the biological hierarchy from kingdom to species is a. | kingdom, class,
family, order, phylum, genus, species. | b. | kingdom, phylum, order, family, class, genus,
species. | c. | kingdom, phylum, class, order, family, genus,
species. | d. | kingdom, class, order, phylum, family, genus,
species. | | |
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22.
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Refer
to the illustration above. Which two organisms in the diagrams have segmented body
plans? a. | Organisms
“A” and “C” | c. | Organisms
“A” and “D” | b. | Organisms “B” and
“D” | d. | Organisms
“B” and “C” | | | | |
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23.
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The
phylum Cnidaria includes all of the following except a. | jellyfish. | c. | sea
anemones. | b. | squids. | d. | corals. | | | | |
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24.
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Segmented worms are known as a. | nematodes. | c. | planarians. | b. | annelids. | d. | arthropods. | | | | |
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25.
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The
clitellum of an earthworm a. | contains the heart. | b. | is associated
with reproduction. | c. | acts as a primitive respiratory
system. | d. | is necessary for movement. | | |
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26.
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All
of the following are arthropods except a. | spiders. | c. | crabs. | b. | clam
worms. | d. | centipedes. | | | | |
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27.
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Spiders, scorpions, and ticks belong to the class a. | Isoptera. | c. | Chordata. | b. | Crustacea. | d. | Arachnida. | | | | |
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28.
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Which
of the following are echinoderms? a. | sea stars | c. | sea urchins | b. | sand
dollars | d. | All of the
above | | | | |
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29.
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Members of the class Osteichthyes a. | have skeletons made of bone. | c. | include the rays and skates. | b. | do not have
jaws. | d. | All of the
above | | | | |
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30.
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The
word amphibian is derived from Greek words meaning a. | “fishlike.” | c. | “double life.” | b. | “froglike.” | d. | “first lunged.” | | | | |
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31.
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tympanic membrane : hearing :: a. | frog tongue : catching prey | c. | skin : balance | b. | frog teeth :
chewing food | d. | frog tongue :
vocalization | | | | |
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32.
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Talons would most likely be found among birds that a. | eat
seeds. | c. | live in
water. | b. | capture their prey. | d. | drink the nectar of flowers. | | | | |
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33.
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The
forelimbs of ____ are modified into flippers and are used to help these animals move through
water. a. | proboscideans | c. | monotremes | b. | cetaceans | d. | edentatans | | | | |
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Essay
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34.
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Compare the symmetry of body forms observed in the phylum Porifera and the phylum
Cnidaria. Write your answer in the space below.
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35.
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Why
might the use of common names to describe organisms sometimes cause confusion? Give several examples
to support your answer. Write your answer in the space below.
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36.
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The
red fox (Vulpes vulpes), the coyote (Canis latrans), and the dog (Canis
familiaris) are all members of the Family Canidae. The mountain lion (Felis concolor) is a
member of the Family Felidae. Describe the relationships among these animals. Write your answer in
the space below.
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37.
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In
what ways do the three major phyla of worms differ? In what ways are they alike? Write your answer in
the space below.
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38.
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Why
are amphibians found near water? Write your answer in the space below.
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