Ocean 115 - Introduction to Oceanography » Spring 2021 » Week 15 Post Reading Quiz

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Question #1
Seaweeds used as additives for fabrics and adhesives would be classified in which group of marine resources?
A.   biological resources
B.   physical resources
C.   nonextractive resource
D.   marine energy resource
Question #2
Petroleum most likely formed from which organic substrate?
A.   Whale falls
B.   ​Planktonic organisms and bacteria
C.   Fossilized fish
D.   Water column debris
E.   Sea grasses
Question #3
What is hypoxia?
A.   The depletion of nutrients in an area
B.   The increase of carbon dioxide in an area
C.   The depletion of free oxygen in an area
D.   The increase of nitrogen in an area
E.   The increase of free oxygen in an area
Question #4
What is a major product of combustion for all hydrocarbons?
A.   oxygen
B.   nitrogen
C.   hydrogen
D.   carbon dioxide
E.   nitrous oxide
Question #5
What happens when the ocean absorbs more carbon dioxide?
A.   Calcium carbonate dissolution decreases.
B.   Seawater pH decreases.
C.   Coral reef building increases
D.   Less carbonic acid forms.
E.   Seawater pH increases.
Question #6
Which of the following is both a natural pollutant and a human-generated pollutant in the world ocean?
A.   plastics
B.   PCB's
C.   oil
D.   halogenated hydrocarbons
E.   chlorinated hydrocarbons
Question #7
Where is the most effective place to extract wind power?
A.   In the desert
B.   Near rivers
C.   On mountaintops
D.   Over or near the ocean
E.   On the plains
Question #8
What is bycatch?
A.   The targeted organisms for a harvest
B.   The number of organisms caught in a trawl
C.   The unintentional killing of organisms during harvesting of a desirable species
D.   The number of organisms that can be harvested without impairing future generations
E.   The quota of organisms allowed in a catch
Question #9
How far does the EEZ extend from a nation's shoreline?
A.   50 nautical miles
B.   200 nautical miles
C.   20 nautical miles
D.   500 nautical miles
E.   100 nautical miles
Question #10
What is the largest source of marine pollution to the world ocean?
A.   Runoff from land and city streets
B.   Transportation
C.   Air pollutants
D.   Drilling platforms
E.   Spills from tankers

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