Multiple Choice
Identify the
choice that best completes the statement or answers the question.
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1.
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Which of the following is not an ecosystem?
a. | vacant lot | c. | coral reef | b. | oak forest | d. | utility pole |
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2.
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The energy in most ecosystems comes from
a. | green plants. | c. | wind. | b. | the sun. | d. | All of the
above |
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3.
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The organisms most likely to belong to the same species are
a. | people at a football game. | c. | birds in a
forest. | b. | bacteria inside a person’s body. | d. | organisms in a
pond. |
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4.
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Which of the following statements about an organism’s habitat is
not true?
a. | Most organisms can survive if they are taken away from their
habitat. | b. | An organism’s habitat is the place where it lives. | c. | A habitat has
specific characteristics that an organism needs in order to live there. | d. | A habitat contains
biotic and abiotic factors. |
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5.
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The community of a pond is made up of all the
a. | abiotic factors in the water. | b. | resources organisms need. | c. | habitats in and
around the water. | d. | populations of fish, insects, and other living
organisms. |
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6.
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Organisms can adapt
a. | to their physical surroundings. | c. | Both (a) and
(b) | b. | to other organisms. | d. | Neither (a) nor (b) |
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7.
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Some organisms are more likely to survive because they
a. | have certain physical traits. | c. | engage in certain
behaviors. | b. | lack certain physical traits. | d. | All of the
above |
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8.
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An organism is resistant to a chemical if it
a. | has a gene that enables it to break down the chemical. | b. | has been exposed to
a small amount of the chemical over time. | c. | did not eat anything with the chemical on
it. | d. | All of the above |
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9.
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The process of two species changing genetically in response to long-term
interactions with each other is
a. | artificial selection. | c. | selective breeding. | b. | coevolution. | d. | resistance. |
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10.
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In order for evolution to occur in a population, individuals with a trait that
is “naturally selected for” must
a. | live a long time. | c. | reproduce. | b. | leave the area. | d. | coevolve. |
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11.
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Most scientists classify organisms into
a. | five kingdoms and two domains. | c. | three kingdoms and four
domains. | b. | four kingdoms and three domains. | d. | two kingdoms and four
domains. |
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12.
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Which of the following animals is successful because it moves quickly,
reproduces rapidly, and has a waterproof external skeleton?
a. | ant | c. | bird | b. | mouse | d. | squirrel |
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13.
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Which of the following can convert nitrogen in the air into a form plants can
use?
a. | bacteria | c. | protists | b. | fungi | d. | animals |
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14.
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Which of the following is not an algae that uses energy from the sun to
make food?
a. | seaweed | c. | giant kelp | b. | phytoplankton | d. | gymnosperm |
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15.
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Most land animals depend on angiosperms for
a. | reproduction. | c. | food. | b. | water. | d. | All of the
above |
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16.
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Which of the following describes soil and temperature in an ecosystem?
a. | abiotic factors | c. | unnecessary factors | b. | biotic factors | d. | selection
factors |
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17.
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Humans have inadvertently promoted the evolution of insects that are resistant
to insecticides by
a. | trying to control pests with chemicals. | b. | using insecticides
that are outdated. | c. | using the wrong
insecticide. | d. | All of the above |
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18.
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Which of the following best describes a population?
a. | members of the same species living in the same place at the same
time | b. | all the red birds in an area | c. | all types of organisms living in the same
place | d. | all members of the same species |
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19.
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One way that bacteria and fungi are important to the environment is that
they
a. | produce oxygen. | b. | use the sun’s energy to make their own
food. | c. | are a major food source in many ecosystems. | d. | break down dead
organisms. |
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20.
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Which of the following is not a biotic factor in an ecosystem?
a. | roots | c. | leaves | b. | insects | d. | air |
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21.
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Unicellular organisms with cell walls but no nuclei are
a. | fungi. | c. | protists. | b. | bacteria. | d. | All of the
above |
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22.
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Which of the following include organisms that can use energy from the sun to
make food?
a. | fungi and plants | c. | fungi and protists | b. | bacteria and plants | d. | plants and
animals |
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23.
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Many angiosperms depend on
a. | other animals in the oceans. | b. | gymnosperms for
reproducing. | c. | plants for food. | d. | animals to carry pollen and disperse
seeds. |
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24.
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Which of the following characteristics is usually shared by bacteria, fungi, and
plants?
a. | They have cell walls. | b. | They have nuclei. | c. | They are
unicellular. | d. | They have the ability to make their own food. |
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25.
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A gymnosperm is a(n)
a. | animal. | c. | fungus. | b. | protist. | d. | plant. |
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Completion
Complete each
statement.
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26.
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Most bacteria, including the kinds that cause disease and those found in garden
soil, belong to the domain ____________________.
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27.
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The living and once living parts of an ecosystem, including all the plants and
animals, are ____________________ factors in the ecosystem.
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28.
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The nonliving parts of an ecosystem, such as rocks, light, air, and temperature,
are ____________________ factors in the ecosystem.
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29.
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The place where an organism lives and that has the resources the organism needs
is its ____________________.
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30.
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An inherited trait that increases an organism’s chance of survival and
reproduction in a certain environment is a(n) ____________________.
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