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True/False
Indicate whether the sentence or statement is true
or false.
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1.
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Refer
to the illustration above. Reproduction ensures the ongoing success of both species.
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2.
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Refer
to the illustration above. The sand dollar and paramecium both show organization.
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3.
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Scientists have not discovered any new species on Earth in more than 20
years.
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4.
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Publication of the results of scientific investigations enables other scientists to
verify these results.
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5.
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Resolution is a microscope’s power to increase an object’s apparent
size.
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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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6.
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Biology is the study of a. | minerals. | c. | the weather. | b. | life. | d. | energy. | | | | |
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7.
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Homeostasis means a. | a change over long periods of
time. | c. | rapid
change. | b. | keeping things the same. | d. | the same thing as evolution. | | | | |
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8.
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Which
of the following is a means by which heterotrophs can obtain energy? a. | using water,
carbon dioxide, and energy from the sun to produce sugars | b. | using water and
carbon dioxide to produce energy-rich compounds | c. | consuming
autotrophs | d. | consuming simple chemicals from the environment and using them
to assemble complex chemicals and structures needed by the organism | | |
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9.
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Which
of the following is not necessarily a distinct property of living things? a. | homeostasis | c. | complexity | b. | metabolism | d. | reproduction | | | | |
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10.
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All
organisms are composed of a. | diatoms. | c. | cells. | b. | cellulose. | d. | None of the
above | | | | |
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11.
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Which
example of scientific methodology is incorrect? a. | Observation—A number of people in Zaire dying of a disease
outbreak | b. | Measurement—A record of the number of people with symptoms
of the disease and the number of people who had died from the disease | c. | Analysis of
data—Comparison of the effects of mixing monkey cells with virus-containing blood in test tubes
and the effects of mixing of liquid from these test tubes with fresh monkey
cells | d. | Inference making—Identification of the Ebola virus as the
cause of the disease by taking electron micrographs of substances found in the blood of persons
affected with the disease | | |
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12.
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Scientific hypotheses are most often tested by the process of a. | communicating. | c. | experimenting. | b. | inferring. | d. | analyzing data. | | | | |
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13.
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A
hypothesis is a. | a definite
answer to a given problem. | b. | a testable possible explanation of an
observation. | c. | a proven statement. | d. | a concluding
statement. | | |
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14.
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A
hypothesis that does not explain an observation a. | is known as an inaccurate
forecast. | c. | is
rejected. | b. | often predicts a different
observation. | d. | None of the
above | | | | |
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15.
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A
scientific theory a. | is absolutely
certain. | b. | is unchangeable. | c. | may be revised
as new evidence is presented. | d. | is a controlled experiment. | | |
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16.
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observation : hypothesis :: a. | theory : observation | c. | certainty : investigation | b. | guess :
hypothesis | d. | theory :
control | | | | |
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17.
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Which
of the following components of a scientific investigation would benefit from communication between
scientists? a. | observing | c. | analyzing
data | b. | measuring | d. | All of the
above | | | | |
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18.
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Most
typically, the order in which the steps of the scientific method are applied is a. | observations,
predictions, hypothesis, controlled testing, theory, verification. | b. | predictions,
observations, hypothesis, theory, controlled testing, verification. | c. | observations,
hypothesis, predictions, controlled testing, theory, verification. | d. | observations,
hypothesis, predictions, controlled testing, verification, theory. | | |
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19.
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A
light microscope that has an objective lens of 10´ and an ocular lens of 20´ has a
magnification of a. | 30´. | c. | 300´. | b. | 200´. | d. | 2000´. | | | | |
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20.
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Which
of the following associations between an SI base unit abbreviation and its base quantity is
incorrect? a. | A—area | c. | s—second | b. | m—length | d. | mol—amount of a substance | | | | |
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