Unit Test — Unit test Answers

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What is the main reason that people are hesitant to use nuclear energy?

A
It produces radioactive waste.
B
It uses large amounts of water.
C
The ore used for nuclear energy must be mined.
D
It is more damaging to natural habitats than the use of coal.
2
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Which of the following best explains why deforestation increases the risk of floods in an area?

A
Tree leaves catch and retain rain water.
B
Trees block the free flow of water.
C
Deforestation increases precipitation.
D
Tree roots improve soil water retention.
3

Which of the following practices will lead to sustainability?

A
increased groundwater pumping
B
fossil fuel use
C
conservation tillage
D
increased pesticide use
4

The small increase in global oil production coupled with an increased demand for those resources leads to _______.

A
lack of modern energy sources
B
increased prices
C
decreased competition
D
decreased prices
5

Which of the following alternative energy technologies is most likely to be used to power a car?

A
wind
B
geothermal
C
biofuel
D
hydropower
6

Hurricanes are more destructive than tornados due to _______.

A
coastal storm surges
B
their shorter duration
C
the combination of high winds and flood waters
D
all of the above
7

Water would be considered a(n) _______.

A
potential renewable resource
B
potential nonrenewable resource
C
actual renewable resource
D
actual nonrenewable resource
8

Which of the following environmental protection issues is a direct result of human involvement?

A
pollution
B
invasive species
C
biodiversity loss
D
all of the above
9

The nuclear accident at Chernobyl was _______ than the accident at Three Mile Island.

A
more devastating
B
less devastating
C
equally devastating
D
less publicized
10

Which of the following is not a contributing factor to environmental policy decisions?

A
human health
B
availability of natural resources
C
environmental health
D
none of the above
11

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.
12

The La Brea Tar Pits are _______.

A
a valuable source of petroleum
B
filled with tar made from mammals
C
filled with asphalt
D
a and b only
13

Nuclear fusion produces more energy than nuclear fission, but requires more initial energy.

A
T
B
F
14

Which of the following is a negative consequence of the application of scientific knowledge?

A
industrial pollution
B
increased life expectancy
C
technological developments
D
new energy sources
15

Most of the costs associated with using renewable resources are due to _______.

A
overuse of resources
B
atmospheric pollution
C
lack of availability
D
global warming

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