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