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.
marine energy resource
B.
nonextractive resource
C.
physical resources
D.
biological resources
Question #2
Petroleum most likely formed from which organic substrate?
A.
​Planktonic organisms and bacteria
B.
Fossilized fish
C.
Whale falls
D.
Sea grasses
E.
Water column debris
Question #3
What is hypoxia?
A.
The depletion of nutrients in an area
B.
The increase of free oxygen in an area
C.
The depletion of free oxygen in an area
D.
The increase of nitrogen 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.
oxygen
B.
hydrogen
C.
nitrogen
D.
nitrous oxide
E.
carbon dioxide
Question #5
What happens when the ocean absorbs more carbon dioxide?
A.
Less carbonic acid forms.
B.
Seawater pH increases.
C.
Coral reef building increases
D.
Calcium carbonate dissolution decreases.
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.
plastics
B.
chlorinated hydrocarbons
C.
halogenated hydrocarbons
D.
PCB's
E.
oil
Question #7
Where is the most effective place to extract wind power?
A.
Over or near the ocean
B.
Near rivers
C.
In the desert
D.
On the plains
E.
On mountaintops
Question #8
What is bycatch?
A.
The targeted organisms for a harvest
B.
The quota of organisms allowed in a catch
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 number of organisms caught in a trawl
Question #9
How far does the EEZ extend from a nation's shoreline?
A.
100 nautical miles
B.
200 nautical miles
C.
20 nautical miles
D.
50 nautical miles
E.
500 nautical miles
Question #10
What is the largest source of marine pollution to the world ocean?
A.
Spills from tankers
B.
Air pollutants
C.
Drilling platforms
D.
Runoff from land and city streets
E.
Transportation
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