Modified True/False
Indicate
whether the sentence or statement is true or false. If false, change the identified word or
phrase to make the sentence or statement true.
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1.
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Animals are autotrophs. _________________________
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2.
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About
95 percent of all animal species are invertebrates. _________________________
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3.
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Teeth
with broad, flat surfaces are usually found in herbivores.
_________________________
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4.
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The
body parts of animals with radial symmetry are arranged in a circle.
_________________________
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5.
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Water
enters a sponge through an opening called an osculum. _________________________
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6.
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Cnidarians pull prey to their mouths with their stinging cells.
_________________________
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7.
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The
cnidarian body plan that is shaped like a bowl is called a polyp.
_________________________
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8.
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Coral
reefs are built by cnidarians. _________________________
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9.
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Tapeworms belong to the roundworm phylum.
_________________________
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10.
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A
type of worm with a segmented body is an earthworm. _________________________
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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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11.
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Which
of the following is a characteristic shared by all animals? a. | Their bodies
have many cells. | b. | They eat autotrophs. | c. | They reproduce
asexually. | d. | They have skeletons. | | |
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12.
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What
is the term for a group of tissues that work together to perform a specific, complex
job? a. | organism | b. | organ | c. | autotroph | d. | herbivore | | |
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13.
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The
process by which a new organism forms from the joining of an egg cell and a sperm cell is
called a. | asexual
reproduction. | b. | sexual reproduction. | c. | regeneration. | d. | budding. | | |
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14.
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An
animal that has a backbone is called a(n) a. | cnidarian. | b. | predator. | c. | vertebrate. | d. | invertebrate. | | |
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15.
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Energy for an animal's body activities comes from a. | air. | b. | water. | c. | food. | d. | growth. | | |
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16.
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What
is the term for an animal that hunts and kills other animals for food? a. | vertebrate | b. | carnivore | c. | predator | d. | herbivore | | |
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17.
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Which
of the following is an adaptation for escaping a predator? a. | eating only
plants | b. | having radial symmetry | c. | being
asymmetrical | d. | having flesh that tastes bitter | | |
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18.
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Which
of these animals has radial symmetry? a. | a sea anemone | b. | a
butterfly | c. | a rabbit | d. | a
snail | | |
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19.
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An
animal has bilateral symmetry if a. | no lines can be drawn to divide the animal into halves that are
mirror images. | b. | many lines can be drawn to divide the animal into halves that
are mirror images. | c. | one line can be drawn to divide the animal into halves that are
mirror images. | d. | any line through the center of the animal divides it into
halves that are mirror images. | | |
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20.
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Which
of the following is a characteristic of animals with radial symmetry? a. | They have no
head or tail. | b. | They must move quickly to catch prey. | c. | They move faster
on land than in water. | d. | They have sense organs at the front of their
bodies. | | |
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21.
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How
does a sponge gather its food? a. | by trapping food in its pores | b. | by killing food
with its spikes | c. | by trapping food in its collar cells | d. | by absorbing
food through its osculum | | |
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22.
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Sponges belong to the phylum a. | Platyhelminthes. | b. | Porifera. | c. | Cnidaria. | d. | Invertebrata. | | |
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23.
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Which
of these is a function of spikes in a sponge? a. | to support the sponge's body | b. | to help the
sponge reproduce | c. | to digest and distribute food | d. | to eliminate
wastes from the sponge | | |
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24.
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How
do sponges reproduce sexually? a. | Sperm from a sponge fertilize eggs in the same
sponge. | b. | Water carries sperm from one sponge to eggs in another
sponge. | c. | Water carries eggs from one sponge to sperm in another
sponge. | d. | Eggs are fertilized by sperm within the sponge's collar
cells. | | |
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25.
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Which
of the following describes the feeding behavior of cnidarians? a. | They are
herbivores. | b. | They are omnivores. | c. | They are
carnivores. | d. | They are autotrophs. | | |
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26.
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The
bodies of cnidarians have a. | no symmetry. | b. | radial
symmetry. | c. | bilateral symmetry. | d. | both radial and
bilateral symmetry. | | |
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27.
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How
does a cnidarian capture prey? a. | by filtering prey from water | b. | by paralyzing
prey with venom | c. | by pulling prey inside its osculum | d. | by attaching
itself to prey with suction | | |
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28.
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Which
of these is a vase-shaped cnidarian? a. | a medusa | b. | a
polyp | c. | a larva | d. | a
jellyfish | | |
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29.
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How
are coral reefs created? a. | from the skeletons of dead corals | b. | from the
expelled waste of corals | c. | from the skeletons of prey caught by
corals | d. | from the jelly produced by living
corals | | |
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30.
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At
the beginning of its life, a coral a. | has the medusa body plan. | b. | is a
free-swimming larva. | c. | burrows into the mud on the ocean
floor. | d. | feeds only on sponges. | | |
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31.
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Which
of the following best describes the kinds of animals found in a coral reef? a. | There are only
invertebrates. | b. | Many kinds of animals live there. | c. | Only corals live
there. | d. | It is home to animals adapted to live in cold
water. | | |
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32.
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Which
of these is a phylum of worms? a. | Porifera | b. | Annelida | c. | Mollusca | d. | Invertebrata | | |
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33.
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Which
of these is NOT a major kind of worm? a. | flatworms | b. | roundworms | c. | silkworms | d. | segmented
worms | | |
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34.
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Which
of the following is a flatworm? a. | a leech | b. | an
earthworm | c. | a hookworm | d. | a
planarian | | |
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35.
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Which
of these characteristics is shared by all worms? a. | They have a digestive system that is a
tube. | b. | They are parasites. | c. | They live in
soil. | d. | They have a brain. | | |
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36.
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The
ability of an organism to regrow lost parts is called a. | regeneration. | b. | budding. | c. | parasitism. | d. | autotrophism. | | |
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37.
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Organisms that grow on or in other organisms are called a. | parasites. | b. | hosts. | c. | prey. | d. | scavengers. | | |
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38.
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Which
of the following describes a roundworm's digestive system? a. | Food enters the
body and wastes leave the body through the same opening. | b. | Food enters
through a feeding tube. | 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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39.
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A
segmented worm's circulatory system a. | is closed. | b. | is
open. | c. | is exactly the same in each segment. | d. | has a pumping
organ in each segment. | | |
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40.
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What
do earthworms do to soil? a. | They damage it by tunneling. | b. | They add
moisture to it. | c. | They poison it with their wastes. | d. | They make it
more fertile with their wastes. | | |
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