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What are natural resources? (pretest)

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.
b.
They are organic fuels derived from ancient plants and animals.
The asphalt in the La Brea Tar Pits is composed of hydrocarbons, but is not considered a fossil fuel.
False
Adjusting timber-management strategies to address long-term shortfalls will
a. immediately increase available supplies.
b. initially create shortfalls in timber supplies.
c. initially decrease the cost of timber.
d. eventually result in more expensive timber.
b. initially create shortfalls in timber supplies.
In the long term, why is it important to reduce demands for timber?
a.
Lower demand will prevent large increases in timber prices.
b.
Lower demand will prevent large decreases in timber prices.
c.
There will be large shortfalls in timber supplies.
d.
There will be large surpluses of timber supplies.
a.
Lower demand will prevent large increases in timber prices.
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
b. harvest fast-growing trees, impose fishing limits, and impose laws to prevent poaching and illegal hunting
Which of the following are benefits of fossil fuel use?
a.
low cost
b.
abundant
c.
ease of use
d.
all of the above
d. all of the above
Which of the following is not a natural resource?
a.
time
b.
water
c.
land
d.
air
a. time
Water would be considered a _______.
a.
potential renewable resource
b.
potential nonrenewable resource
c.
actual renewable resource
d.
actual nonrenewable resource
c. actual renewable resource
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.
b.
Multiple processing steps can be avoided.
Adjustments to timber management strategies meant to address long-term shortfalls will _______.
a.
result in immediate increases in available supplies
b.
lead to initial shortfalls in timber supplies
c.
initially decrease the cost of timber
d.
ultimately result in more expensive timber
b.
lead to initial shortfalls in timber supplies

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