AnswersMFISD ENVIRONMENTAL SYSTEMS B 22-23 CRUnit Test

Unit Test — Unit test Answers

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21
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Changes to _______ can be ascribed to glacial melting.

A
Earth’s surface
B
CO2 levels
C
coral reefs
D
water pollution
22
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Community redevelopment programs are primarily directed towards _______.

A
preventing pollution in commercial and residential properties
B
improving property values by eliminating blighted buildings
C
establishing basic sanitation in urban environments and communities
D
cleaning up abandoned, unused, and polluted properties
23

Which of the following is not a strategy for reducing health risks from chemicals?

A
eliminate the use of leaded gasoline
B
reduce the sulfur content of fuel
C
increase production of industrial chemicals
D
limit worker exposure to chemicals
24

Endocrine disruptors are commonly found in _______.

A
pesticides
B
plastics and consumer products
C
industrial by-products
D
all of the above
25

Coastal urbanization does not increase the risk to human communities from which of the following natural disasters?

A
earthquakes
B
floods
C
hurricanes
D
cyclones
26

The mixture of water and rubble that flows from the slope of a volcano is a _______.

A
pyroclastic flow
B
fumaroles
C
tephra
D
lahar
27

Natural resources are classified as renewable and nonrenewable. What is the difference between the two?

A
whether or not the resource exists in nature
B
whether or not the resource can be replaced
C
whether or not the resource dwindles in supply
D
whether or not the resource is useful to humans
28

Explain why water shortages are expected to be such a widespread problem in the future.

Answer not available
29

Distinguish between the different ways volcanoes cause damage.

Answer not available
30

Which of the following is true concerning hurricanes?

A
They tend to deposit more sediment than they remove.
B
Their storm surges cause widespread flooding.
C
They have fast, but generally weak wind gusts.
D
They do not alter landscapes significantly.
31

Why is sustainable use of natural resources important?

A
to ensure that natural resources are available for future generations
B
to help make daily life simpler by providing what every person needs
C
to encourage scientists to make new and elaborate discoveries
D
to prevent the exchange of resources from one region to another
32

The Great Pacific Garbage Patch is an area in the North Pacific Ocean that contains trash and causes harm to ocean life and those that consume that life. What lessons can be learned from this floating pile of trash?

A
There is no relationship between our daily activities and the environment.
B
There are more polluters in the Pacific Ocean than in the Atlantic Ocean.
C
There are areas of the ocean to avoid with boats.
D
There is a relationship among all living things on Earth.
33

Which of the following energy sources is expected to have the highest rate of consumption in 2030?

A
coal
B
natural gas
C
nuclear
D
renewable energy
34

What distinguishes brownfields from other land being considered for development?

Answer not available
35

As of 2025, approximately _______ people will suffer from water shortages.

A
1 out of 3
B
2 out of 3
C
3 out of 3
D
0 out of 3
36

Continued deforestation will most likely lead to _______.

A
a decrease in the number of endangered species
B
an increase in the number of endangered species
C
an increase in the number of oil and chemical spills
D
a decrease in glacial melting

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