Multiple Choice
Identify the
letter of the choice that best completes the statement or answers the question.
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1.
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At
some point in their lives, all chordates have a flexible supporting rod in their backs called
a a. | backbone. | b. | nerve cord. | c. | notochord. | d. | gill. | | |
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2.
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Which
of these is a phylum of worms? a. | Porifera | b. | Cnidaria | c. | Invertebrate | d. | Annelida | | |
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3.
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Of
the following, which is NOT an amphibian? a. | fish | c. | frog | b. | toad | d. | salamander | | | | |
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4.
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What
is the purpose of mammals' hair or fur? a. | insulates the body from heat | c. | protection from wind and rain | b. | insulates the
body from cold | d. | all of the
these | | | | |
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5.
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____
make up the largest group of arthropods. a. | Arachnids | c. | Cephalopods | b. | Insects | d. | Cnidarians | | | | |
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6.
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Tracking migrations helps to a. | keep animals in one area. | b. | count
caribou. | c. | capture tagged animals. | d. | understand and
protect species. | | |
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7.
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In
placentals, the time of development from fertilization to birth is called the ____. a. | monotreme
period | c. | gestation
period | b. | estivation period | d. | placental period | | | | |
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8.
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Which
is NOT a function of the exoskeleton? a. | helps the body to move easily | c. | keeps the body from drying out | b. | protects the
body | d. | supports the
body | | | | |
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9.
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An
adaptation that helps amphibians move from place to place on land is a. | eggs covered by
jelly. | b. | moist skin. | c. | a strong
skeleton. | d. | a transparent membrane that keeps the eyes from drying
out. | | |
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10.
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Diving is a type of flight that a. | requires birds to flap their wings. | b. | always requires
lift. | c. | does not require lift. | d. | uses rising
currents of air. | | |
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11.
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Of
the following, which is NOT a characteristic of birds? a. | maintain
constant body temperature | c. | have
feathers | b. | have wings | d. | give birth to live young | | | | |
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12.
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Which
of the following describes a roundworms digestive system? a. | Food enters
through a feeding tube. | b. | Food enters the body and wastes leave the body through the same
opening. | c. | Food travels through the digestive system in two
directions. | d. | The digestive system is like a tube that is open at both
ends. | | |
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13.
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What
kind of learning did Pavlov demonstrate in dogs? a. | imprinting | b. | instinct | c. | conditioning | d. | insight
learning | | |
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14.
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Which
characteristic is NOT common to all mammals? a. | Their young are fed with milk produced by organs in the
mothers body. | b. | Their hearts have four chambers. | c. | They are
ectotherms. | d. | Their skin is covered with hair or
fur. | | |
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15.
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A
birds nearly hollow bones help it to a. | be lightweight in the air. | b. | deliver oxygen
to its cells. | c. | store extra oxygen. | d. | defend itself
against predators. | | |
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16.
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What
type of fish is a lamprey? a. | an endothermic fish | b. | a jawless
fish | c. | a cartilaginous
fish | d. | a bony
fish | | |
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17.
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Of
the following, which is NOT an echinoderm? a. | lobster | c. | sea star | b. | sea
urchin | d. | sand
dollar | | | | |
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18.
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An
adult reptile can survive on dry land because its kidneys a. | help support the
weight of the reptiles body. | b. | help the reptile obtain oxygen. | c. | keep the
reptiles skin from drying out. | d. | produce concentrated urine. | | |
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19.
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A
vertebrate is defined as having a ____. a. | phylum | c. | nucleus | b. | backbone | d. | definite
shape | | | | |
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20.
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Which
of the following is NOT a characteristic of animals? a. | digest their
food | b. | have many cells
with different functions | c. | make their own food | d. | have eukaryotic
cells | | |
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21.
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A
bivalve obtains food by a. | filtering it from water. | b. | grabbing it with
its muscular foot. | c. | using a radula. | d. | trapping it
between two shells. | | |
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22.
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What
does metamorphosis mean? a. | change of body size | c. | moving from water to land | b. | change of
sex | d. | change of body
form | | | | |
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23.
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The
first time a bird builds a nest, the bird builds the nest perfectly. This kind of behavior is an
example of a. | conditioning. | b. | behavior by instinct. | c. | trial-and-error
learning. | d. | imprinting. | | |
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24.
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Of
the following, which is NOT a characteristic of marsupials? a. | young crawl into
mothers' pouches | c. | includes
opossums and koalas | b. | give birth to tiny young | d. | lay eggs | | | | |
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25.
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Differences in pressure above and below a birds wings cause a force
called a. | motion. | b. | gliding. | c. | flow. | d. | lift. | | |
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26.
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To
which phylum do vertebrates belong? a. | Arthropoda | b. | Chordata | c. | Porifera | d. | Echinodermata | | |
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27.
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Of
the following, which is an endothermic vertebrate? a. | garter
snake | c. | leopard
frog | b. | dolphin | d. | shark | | | | |
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28.
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At
the beginning of its life, a coral polyp a. | has the medusa body plan. | b. | burrows into the
mud on the ocean floor. | c. | feeds only on sponges. | d. | attaches to a
solid surface. | | |
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29.
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Newly
hatched ducklings learn to follow their mother. This behavior is an example of a. | imprinting. | b. | instinct. | c. | courtship
behavior. | d. | migration. | | |
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30.
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What
kind of arthropod has exactly eight legs? a. | centipede | c. | arachnid | b. | insect | d. | crustacean | | | | |
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31.
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How
does an echinoderm use its water vascular system? a. | to capture food | b. | to defend itself
from predators | c. | to reproduce | d. | to sense when
food is near | | |
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32.
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About
97 percent of all animal species are ____. a. | vertebrates | c. | radially symmetrical | b. | invertebrates | d. | asymmetrical | | | | |
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33.
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Of
the following, which do all fish have? a. | scales | c. | movable jaws | b. | gills | d. | fins | | | | |
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34.
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Which
of these is LEAST likely to be learned by studying animal fossils? a. | whether the
animals were invertebrates or vertebrates | b. | the approximate age of the fossils | c. | what type of
skin the animals had when they were living | d. | how the animals changed over time | | |
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35.
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Which
arthropods have no antennae? a. | insects | b. | crustaceans | c. | centipedes | d. | arachnids | | |
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36.
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Members of this mollusk class have an internal plate instead of a
shell. a. | gastropods | c. | cephalopods | b. | bivalves | d. | none of the above | | | | |
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37.
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A
signal that causes an organism to react in some way is called a(n) a. | stimulus. | b. | idea. | c. | message. | d. | response. | | |
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38.
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Insect larvae are specialized for a. | eating and growing. | b. | surviving in
water. | c. | reproducing. | d. | breathing. | | |
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39.
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A cat
hisses when it sees a dog. The hissing is an example of a. | a circadian
rhythm. | b. | a stimulus. | c. | a
response. | d. | courtship behavior. | | |
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40.
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Dinosaurs were a major group of a. | fish. | b. | birds. | c. | amphibians. | d. | reptiles. | | |
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41.
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What
does the backbone surround and protect in a vertebrate? a. | vertebrae | b. | the heart and lungs | c. | the spinal
cord | d. | the gill
slits | | |
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42.
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What
does a cnidarian use to capture prey? a. | stinging cells | b. | mouth | c. | collar cells | d. | pores | | |
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43.
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Some
birds swallow small stones, which help them to a. | grind food. | b. | fly
faster. | c. | get more oxygen. | d. | keep
warm. | | |
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44.
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Of
the following, which is NOT a characteristic of mammals? a. | produce
milk | c. | have
hair | b. | have
feathers | d. | endotherms | | | | |
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45.
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Of
the following, which is an ectothermic vertebrate? a. | trout | c. | rabbit | b. | turkey | d. | whale | | | | |
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46.
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How
does a sponge obtain its food? a. | Collar cells filter the food from
water. | b. | Spikes kill the food. | c. | Pores absorb the
food. | d. | Jelly-like cells trap the food. | | |
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47.
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What
characteristic is used to classify a mammal as a monotreme, marsupial, or placental
mammal? a. | the structure of
its brain | b. | how much hair or fur it has | c. | the environment
in which it lives | d. | the way in which its young develop | | |
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48.
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Which
type of flight requires a bird to exert the most energy? a. | diving | b. | flapping | c. | soaring | d. | gliding | | |
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49.
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Which
of the following is an advantage of using biological controls against harmful
insects? a. | They kill
bees. | b. | They kill all the insects that threaten a farmers
crop. | c. | They prevent all insect larvae from becoming adult
insects. | d. | They are natural predators of the harmful
insects. | | |
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50.
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All
arthropods have an external covering called the ____. a. | mantle | c. | gills | b. | exoskeleton | d. | endoskeleton | | | | |
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51.
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Earthworms grind soil in the ____. a. | crop | c. | setae | b. | coelum | d. | gizzard | | | | |
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52.
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Sponges belong to the phylum a. | Porifera. | b. | Platyhelminthes. | c. | Cnidarian. | d. | Invertebrate. | | |
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53.
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Cnidarians use their ____ to capture food. a. | polyps | c. | tentacles | b. | larvae | d. | medusa | | | | |
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54.
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Organisms that grow on or in other organisms are called a. | hosts. | b. | prey. | c. | scavengers. | d. | parasites. | | |
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55.
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Cnidarians and sponges have ____ layers of tissue; flatworms have ____ layers of
tissue. a. | two;
two | c. | two;
three | b. | three; three | d. | three; two | | | | |
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56.
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The
upward force on a birds wing causes the bird to a. | fall. | b. | rise. | c. | speed
up. | d. | turn. | | |
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57.
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Major
functions of animals include obtaining food and oxygen, keeping internal conditions stable, movement,
and a. | fertilization. | b. | classification. | c. | reproduction. | d. | adaptation. | | |
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58.
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Amphibians are especially sensitive to changes in the environment
because a. | few amphibians
have camouflage. | b. | their skin is delicate. | c. | their eggs are
tough and leathery. | d. | they do well only in sunny areas. | | |
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59.
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An
animal has bilateral symmetry if a. | one line can be drawn to divide the animal into halves that are
mirror images. | b. | no lines can be drawn to divide the animal into halves that are
mirror images. | c. | any line through the center of the animal divides it into
halves that are mirror images. | d. | many lines can be drawn to divide the animal into halves that
are mirror images. | | |
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60.
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The
bodies of cnidarians have a. | no symmetry. | b. | both radial and
bilateral symmetry. | c. | bilateral symmetry. | d. | radial
symmetry. | | |
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61.
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Cnidarians reproduce ____. a. | only by budding | c. | only sexually | b. | asexually and
sexually | d. | only
asexually | | | | |
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62.
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To
get information about an animal with a metal band, the animal must be a. | followed in a
vehicle or airplane. | b. | recaptured. | c. | tracked with a
radio receiver. | d. | tracked with a satellite. | | |
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63.
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Of
the following, which is NOT an adaptation made by reptiles to life on land? a. | eggs with
leathery shells | b. | open circulatory system | c. | exchange oxygen
and carbon dioxide in lungs only | d. | thick, dry, waterproof skin | | |
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64.
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____,
the class that contains clams, is named for the two shells each member has. a. | Cephalopods | c. | Bivalves | b. | Gastropods | d. | none of the above | | | | |
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65.
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Which
of these characteristics is shared by all worms? a. | They are parasites. | b. | They live in
soil. | c. | They have a brain. | d. | They have
separate sexes. | | |
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66.
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Which
of the following is a benefit of living in a group? a. | avoiding
migration | b. | avoiding aggression | c. | increasing the
number of prey available to hunt | d. | protection against predators | | |
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67.
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Frogs
hear with their ____. a. | tongue | c. | nostrils | b. | lining of the
mouth | d. | tympanum | | | | |
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68.
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What
is one way in which a reptiles egg is adapted to survive on land? a. | The embryo has
an air tube to get oxygen directly from the air. | b. | The
embryos skin keeps water in the egg. | c. | The egg has a hard, rigid shell. | d. | The egg has
membranes that help keep the embryo moist. | | |
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69.
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How
do salmon locate the stream they migrate to? a. | by the rate of current in the water | b. | by the light and
sound in the water | c. | by the color and depth of the water | d. | by the scent and
taste of the water | | |
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70.
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Which
method is used to track animals without having to follow them? a. | radio
tracking | b. | metal tags | c. | migration
tracking | d. | satellite tracking | | |
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71.
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In
complete metamorphosis, the organism goes through ____ change(s) in body form.
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72.
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All
chordates have a(n)____. a. | notochord | c. | backbone made of bone | b. | exoskeleton | d. | backbone made of
cartilage | | | | |
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73.
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Dinosaurs are the earliest vertebrates known to have legs a. | extending from
the sides of their bodies. | b. | positioned directly beneath their
bodies. | c. | with muscles that supported leaping
movements. | d. | with claws that helped them to climb. | | |
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74.
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Where
do many birds store food that they are not ready to digest? a. | in the air
sacs | b. | in the
gizzard | c. | in the crop | d. | in the
stomach | | |
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75.
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Frogs
will spend a longer time as larvae if ____. a. | enough food is available | c. | they are far away from land | b. | the water
temperature is cool | d. | all of the
above | | | | |
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76.
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The
function of the placenta is to a. | keep an embryo inside its mothers
pouch. | b. | pass materials between the mother and an
embryo. | c. | prevent an embryo from drying out. | d. | protect an
embryo from heat and cold. | | |
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77.
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Of
the following, which is NOT a stage of incomplete metamorphosis? a. | egg | c. | nymph | b. | adult | d. | pupa | | | | |
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78.
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Which
of these animals is a monotreme? a. | duck-billed platypus | b. | whale | c. | mouse | d. | kangaroo | | |
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79.
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Sponges reproduce ____. a. | only asexually | c. | only by budding | b. | only
sexually | d. | asexually and
sexually | | | | |
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80.
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What
adaptation helps an ostrich survive in its environment? a. | It uses its
strong legs to run away from predators. | b. | It uses its broad bill to catch underwater
animals. | c. | It uses its long neck to burrow into
sand. | d. | It uses its large feathers to keep itself
warm. | | |
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81.
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As a
birds wing moves forward through the air, the air pressure on the wing a. | is less above
the wing than beneath it. | b. | is equal above and below the wing. | c. | pushes the wing
downward. | d. | is greater above the wing than beneath
it. | | |
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82.
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During cold winter months, amphibians ____. a. | tongue | c. | estivate | b. | hibernate | d. | nostrils | | | | |
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83.
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Which
of the following is a characteristic of insects? a. | two body sections | b. | four
legs | c. | one pair of
antennae | d. | three pairs of wings | | |
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84.
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Most
fishes reproduce by means of a. | internal fertilization. | b. | external
fertilization. | c. | asexual reproduction. | d. | budding. | | |
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85.
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Which
of the following statements is true of the feeding behavior of all snakes? a. | They are
carnivores. | b. | They strangle their prey. | c. | They inject
venom through fangs. | d. | They chew their prey with sharp
fangs. | | |
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86.
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A
mammals gestation period is the length of time a. | between
fertilization and birth. | b. | during which the mammal depends on its parents to bring it
food. | c. | for which it drinks its mothers
milk. | d. | between egg-laying and hatching. | | |
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87.
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Monotremes are unusual mammals because they ____. a. | lay
eggs | c. | have
feathers | b. | live in trees | d. | have no hair | | | | |
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88.
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How
is a reptile egg different from an amphibian egg? a. | It is covered with protective jelly. | b. | It must be kept
in shallow water. | c. | It does not release carbon dioxide. | d. | It has a shell
and internal membranes. | | |
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89.
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What
is the name of the upward force that enables a bird to fly? a. | flight
path | b. | air
pressure | c. | lift | d. | gravity | | |
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90.
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Which
of these is NOT a characteristic of amphibians? a. | no scales | c. | moist skin | b. | ectotherms | d. | live only on
land | | | | |
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91.
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Cephalopods move by a. | crawling along on a muscular foot. | b. | clapping their
shells together. | c. | using jet propulsion. | d. | moving their
tentacles. | | |
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92.
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Which
of these is NOT a trait of segmented worms? a. | body separated into segments | b. | have a body
cavity that holds organs | c. | have large heads | d. | found in soil,
freshwater, and saltwater | | |
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93.
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What
is the function of the drone in a honeybee society? a. | to build and
defend the hive | b. | to mate with queen bees from other
hives | c. | to make honey from nectar | d. | to search for
flower nectar | | |
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94.
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Unlike most other types of ____, slugs do not have a shell. a. | cephalopods | c. | gastropods | b. | bivalves | d. | none of the above | | | | |
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95.
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Which
of these is NOT a major kind of worm? a. | a roundworm | b. | a segmented
worm | c. | a
silkworm | d. | a flatworm | | |
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96.
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Reptiles breathe ____. a. | through their skin | c. | through spiracles | b. | with
lungs | d. | all of the
above | | | | |
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97.
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Which
of these is a function of spikes in a sponge? a. | to obtain oxygen | b. | to digest and
distribute food | c. | to help the sponge reproduce | d. | protect the
sponges body | | |
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98.
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An
arthropods tough outer covering is called a. | an endoskeleton. | b. | an
exoskeleton. | c. | armor. | d. | a
mantle. | | |
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99.
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What
makes up a coral reef? a. | the skeletons of both dead corals and living
corals | b. | the skeletons of living corals | c. | from the jelly
produced by living corals | d. | the skeletons of dead corals | | |
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100.
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Insight learning is most common in a. | carnivores. | b. | arthropods. | c. | primates. | d. | cnidarians. | | |
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