AnswersAG Q2 Environmental Science 26-27 EMulacThe Social Costs of Resource Use

The Social Costs of Resource Use — Unit test Answers

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Which of the following best describes the solar radiation absorbed by and radiated from earth?

A
Most incoming solar energy is absorbed by the atmosphere.
B
Only a small fraction of energy radiating from Earth is from the atmosphere.
C
The Earth’s surface is responsible for a small fraction of heat radiation to space.
D
Earth’s surface absorbs little of the energy that strikes as solar radiation.
23

Which of the following is true about glass recycling?

A
Recycling glass reduces the rate of deforestation.
B
Recycling glass eliminates greenhouse gas emissions.
C
Recycling glass is an energy-saving practice.
D
Recycling glass has an incredibly short turn around time.
24

Energy must be transformed in ecosystems because _______.

A
energy cannot be created or destroyed
B
an organism’s energy must go somewhere
C
an organism’s energy must come from somewhere
D
all of the above
28

How does the recycling of paper differ from the recycling of other products?

A
Recycling paper has no measurable effect on the environment.
B
Recycled paper products are more common than other recycled products.
C
Other types of recyclable products, such as plastic, are always reused in recyclable products, while paper is not.
D
Recycling paper reduces both air and water pollution.
29

What is true for solar, wind, and geothermal energy?

A
Their use is dependent on location.
B
They are all environmentally friendly alternatives to burning fossil fuels.
C
They are all renewable resources.
D
All of the above
32

Which of the following is a nonrenewable resource?

A
hydropower
B
biomass
C
geothermal power
D
coal
35

Which of the following practices that are needed to run a nuclear power plant has a negative impact on both air and water?

A
cooling of the power plant
B
mining of uranium
C
storage of radioactive waste
D
monitoring the reactor
36

There are positive and negative consequences to producing energy using different methods. Which of the following is a reasonable argument for the use of nuclear power plants?

A
Nuclear power is derived from renewable resources.
B
Nuclear power has no byproducts associated with it.
C
Nuclear power provides electricity at the lowest cost.
D
Nuclear power does not impact the environment.
37

Carnivores that feed on other carnivores are _______.

A
tertiary consumers
B
secondary consumers
C
primary consumers
D
producers
38

Fish, trees, and animals are important wildlife resources that we depend on for survival. Fish are a main source of food for many of the people in the world. Trees have been used to build and heat homes, make paper, and provide food for centuries. Humans hunt land animals such as deer, fox, antelope, and buffalo for food and other products. What can we do to protect wildlife resources so they will be around for future generations?

A
nothing–wildlife resources are renewable and will eventually replenish themselves
B
harvest fast-growing trees, impose fishing limits, and impose laws to prevent poaching and illegal hunting
C
not use wildlife resources–they are nonrenewable and cannot be replaced
D
not allowing fish farming, selected harvesting of younger trees, and laws that do not put a limit on hunting
40

Which statement best describes geothermal energy?

A
Geothermal energy can be used to fuel vehicles.
B
Geothermal energy increases the risk of a nuclear accident.
C
Geothermal energy is the most abundant nonrenewable resource.
D
Geothermal energy can be used as a source of electricity.

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