Unit Test — Unit test Answers

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Natural gas drilling locations are determined by _______.

random drilling

seismic surveys

natural gas dogs

satellite surveys

Energy in most ecosystems must flow through autotrophs because ______.

only autotrophs can convert solar energy into chemical energy

autotrophs are simpler organisms than heterotrophs

heterotrophs only generate a small fraction of their energy from photosynthesis.

all of the above

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

more devastating

less devastating

equally devastating

less publicized

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

increased its dependence on coal energy

decreased its dependence on coal energy

increased its dependence on foreign oil sources

decreased its dependence on foreign oil sources

The asphalt in the La Brea Tar Pits is composed of hydrocarbons, but is not considered a fossil fuel.

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