AnswersSNHS NV-Environmental ScienceWhat Are Natural Resources?

What Are Natural Resources? Answers

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Cyanobacteria have been engineered to produce isobutanol directly. What advantage does this have over other alternative biofuels?

A
It is an inherently renewable fuel source.
B
Multiple processing steps can be avoided.
C
They produce chemical energy through photosynthesis.
D
They make a biofuel alternative to gasoline.
3

The leading cause of limited water supplies is _______.

A
low precipitation
B
overuse
C
limiting use
D
government
5

Water would be considered a(n) _______.

A
potential renewable resource
B
potential nonrenewable resource
C
actual renewable resource
D
actual nonrenewable resource
6

Fossil fuels are an important natural resource used by society. Which of the following best describes fossil fuels?

A
They are any liquid fuel derived from once-living matter.
B
They are organic fuels derived from ancient plants and animals.
C
They are fuels in which dinosaur fossils are commonly found.
D
They are naturally occurring inorganic fuels like coal and petroleum.
7

The natural resources used by society are limited by various factors. Why is coal considered a nonrenewable resource?

A
Once coal is used up, it can never be replaced.
B
Coal is a nonrenewable resource, because it comes from the impact of meteors with the Earth.
C
Coal was a renewable resource, until it was mismanaged by humans.
D
Coal is considered a nonrenewable resource, because it takes millions of years to form.
10

Despite the energy crisis in the 1970s, the United States has

A
increased its dependence on coal energy
B
decreased its dependence on coal energy
C
increased its dependence on foreign oil sources
D
decreased its dependence on foreign oil sources

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