AnswersFL-2001340-Environmental Science Sem 2Sustainability

Sustainability — Unit test Answers

24 verified answers6 views
33
Free Preview

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
Free Preview

How is renewable fuel use expected to change in the next decade?

A
It is expected to decrease.
B
It is expected to increase.
C
It is expected to fluctuate.
D
It is expected to remain the same.
35

Which of the following is a strategy for managing health risks associated with pesticides?

A
increase the use of pesticides
B
deregulate pesticide use
C
reduce worker exposure to pesticides
D
none of the above
36

Which of the following is not a way that energy producing technologies can impact aquatic viability?

A
waste products entering waterways
B
disruption of water flow
C
increased sedimentation
D
filtration of pollutants
37

What is common between the environmental changes of ice ages and global warming?

A
They influence global temperatures in the same way.
B
They have the same causes.
C
They can lead to extinction.
D
They disrupt the same species in the same ways.
38

Which of the following practices will lead to sustainability?

A
increased groundwater pumping
B
fossil fuel use
C
conservation tillage
D
increased pesticide use
39

In which of the following are pollution hazards not found?

A
homes
B
schools
C
businesses
D
none of the above
40

Changes to _______ can be ascribed to glacial melting.

A
Earth’s surface
B
CO2 levels
C
coral reefs
D
water pollution
41

The decreased use of _______ can help lead to sustainable agriculture.

A
conservation tillage practices
B
pesticides
C
biomass energy
D
all of the above
42

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
43

Natural resources are not required for all energy producing technology.

A
T
B
F
44

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
45

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
46

Which of the following is not a way that energy producing technologies can impact aquatic viability?

A
waste products entering waterways
B
disruption of water flow
C
increased sedimentation
D
filtration of pollutants
47

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
48

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
49

Which of the following properties are not likely to be the target of community redevelopment programs?

A
abandoned properties
B
new homes
C
unused properties
D
polluted properties
50

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.
51

How does mining impact the environment?

A
It has a positive impact on the environment by permanently altering the ecosystem.
B
It has a positive impact on the environment by releasing chemicals into the environment.
C
It has a negative impact on the environment by allowing toxic chemicals to harm wildlife.
D
It has a negative impact on the environment by providing new niches for wildlife to inhabit.
52

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

Answer:

Increased human population not only increases the demand for freshwater, but also increases the risk of contamination of freshwater sources. As more people use a greater number of natural resources, the damage to the environment increases. With more freshwater sources being subject to pollution and an increased demand, water shortages are expected.

Did you find these answers helpful?

More from this Course

Quiz
15 verified answers

Unit Test

Quiz
19 verified answers

Topic Test

Quiz
21 verified answers

Unit Test