Environmental Science Exam 1
(Chapters 1, 2, 3)
Which of the following is the study of how the natural world works, how our environment affects us,
and how we affect our environment? - Answer-Environmental science
Which of the following is an example of a renewable natural resource? - Answer-Sunlight
A(n) __________ expresses environmental impact in terms of the cumulative area of land and water
required to provide the resources a person consumes. - Answer-Ecological footprint
Water purification, nutrient cycling, and plant pollination are all examples of Earth's __________. -
Answer-Ecosystem services
Which of the following can be depleted if overused? - Answer-Fresh water
How did the agricultural revolution lead to an increase in human population numbers? - Answer-The
shift from a nomadic lifestyle to settling down on farms with domesticated animals allowed for
nutritional needs to be met more easily.
__________ is a social movement dedicated to protecting the natural world from the undesirable
changes brought about by human actions. - Answer-Environmentalism
What is the key lesson learned from Easter Island? - Answer-An island population must learn to live
within its means.
, In scientific research, the strongest form of evidence comes from __________. - Answer-
Experimentation
If an experiment fails to disprove a hypothesis, then __________. - Answer-this lends support to the
hypothesis but does not prove it is correct
In a controlled experiment, if a researcher wants to examine the effect of radon exposure to rat
longevity, which one would be the independent variable? - Answer-Radon exposure
In a controlled experiment, __________. - Answer-the effects of all of the variables are controlled except
the one whose effect he or she is testing
The main advantage of observational studies and natural experiments over manipulative studies is that
natural experiments __________. - Answer-are able to test hypotheses in the field and with large study
areas
What would be an outcome of a paradigm shift in science? - Answer-Many fields of science would have
to rethink their understanding of the world.
If a scientist travels to the rain forest to observe and catalog new species, he or she would be conducting
__________. - Answer-Descriptive science
The following statement is an example of a(n) __________: "Zebra mussels were accidentally introduced
to the waters of the Great Lakes." - Answer-Observation
A __________ is widely accepted and has been extensively validated by a great amount of research. -
Answer-Theory
Which of the following is a scientific theory? - Answer-"All organisms are composed of similar units of
organization called cells."
(Chapters 1, 2, 3)
Which of the following is the study of how the natural world works, how our environment affects us,
and how we affect our environment? - Answer-Environmental science
Which of the following is an example of a renewable natural resource? - Answer-Sunlight
A(n) __________ expresses environmental impact in terms of the cumulative area of land and water
required to provide the resources a person consumes. - Answer-Ecological footprint
Water purification, nutrient cycling, and plant pollination are all examples of Earth's __________. -
Answer-Ecosystem services
Which of the following can be depleted if overused? - Answer-Fresh water
How did the agricultural revolution lead to an increase in human population numbers? - Answer-The
shift from a nomadic lifestyle to settling down on farms with domesticated animals allowed for
nutritional needs to be met more easily.
__________ is a social movement dedicated to protecting the natural world from the undesirable
changes brought about by human actions. - Answer-Environmentalism
What is the key lesson learned from Easter Island? - Answer-An island population must learn to live
within its means.
, In scientific research, the strongest form of evidence comes from __________. - Answer-
Experimentation
If an experiment fails to disprove a hypothesis, then __________. - Answer-this lends support to the
hypothesis but does not prove it is correct
In a controlled experiment, if a researcher wants to examine the effect of radon exposure to rat
longevity, which one would be the independent variable? - Answer-Radon exposure
In a controlled experiment, __________. - Answer-the effects of all of the variables are controlled except
the one whose effect he or she is testing
The main advantage of observational studies and natural experiments over manipulative studies is that
natural experiments __________. - Answer-are able to test hypotheses in the field and with large study
areas
What would be an outcome of a paradigm shift in science? - Answer-Many fields of science would have
to rethink their understanding of the world.
If a scientist travels to the rain forest to observe and catalog new species, he or she would be conducting
__________. - Answer-Descriptive science
The following statement is an example of a(n) __________: "Zebra mussels were accidentally introduced
to the waters of the Great Lakes." - Answer-Observation
A __________ is widely accepted and has been extensively validated by a great amount of research. -
Answer-Theory
Which of the following is a scientific theory? - Answer-"All organisms are composed of similar units of
organization called cells."
