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JCCC EVRN 124 Book Quiz Eleven Questions and Answers 2024
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JCCC EVRN 124 Book Quiz Eleven
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JCCC EVRN 124 Book Quiz ElevenWhich statement applies to resources from the sea? - answer They are more difficult to
locate and extract than resources on land.
Resources are allocated by systems of ____. - answer Economic checks and balances
Second to petroleum and natural gas, the most profitable physical resource recovered
from the marine environment is ____. - answer Sand and gravel
The leading country that harvests the most commercial marine catch is (the) ____. -
answer China
How can "fracking" negatively impact the environment? - answerIt can increase the
potential of seismic activity.
The largest known reservoir of hydrocarbons on Earth is ____. - answer Methane
hydrate
What is potable water? - answerWater suitable for drinking
The method of desalination in which seawater is forced against a semipermeable
membrane at high pressure is called ____. - answer Reverse osmosis
What is the fastest-growing alternative power source to oil? - answer Wind
One economical drawback of tidal power is that it ____. - answer Requires a high initial
infrastructure investment
The farming of marine organisms for human use is called ____. - answer Mariculture
About ____% of worldwide stocks of tuna, cod, and other large ocean fishes have
disappeared in the last 50 years. - answer90
How has the average per capita world fish catch changed over the last several
decades? - answerIt increased steadily to about 1970, and then declined.
What accounts for most of the total value of world trade transported by sea? - answer
Oil
The melting of Arctic ice has ____. - answer Made it possible for ships to take different
trade routes
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