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.
Water column debris
D.
Sea grasses
E.
Fossilized fish
Question #3
What is hypoxia?
A.
The depletion of free oxygen in an area
B.
The depletion of nutrients in an area
C.
The increase of carbon dioxide 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.
nitrogen
B.
nitrous oxide
C.
oxygen
D.
hydrogen
E.
carbon dioxide
Question #5
What happens when the ocean absorbs more carbon dioxide?
A.
Coral reef building increases
B.
Seawater pH decreases.
C.
Calcium carbonate dissolution decreases.
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.
PCB's
B.
oil
C.
halogenated hydrocarbons
D.
chlorinated hydrocarbons
E.
plastics
Question #7
Where is the most effective place to extract wind power?
A.
Over or near the ocean
B.
On the plains
C.
Near rivers
D.
In the desert
E.
On mountaintops
Question #8
What is bycatch?
A.
The unintentional killing of organisms during harvesting of a desirable species
B.
The quota of organisms allowed in a catch
C.
The number of organisms caught in a trawl
D.
The number of organisms that can be harvested without impairing future generations
E.
The targeted organisms for a harvest
Question #9
How far does the EEZ extend from a nation's shoreline?
A.
20 nautical miles
B.
50 nautical miles
C.
500 nautical miles
D.
100 nautical miles
E.
200 nautical miles
Question #10
What is the largest source of marine pollution to the world ocean?
A.
Runoff from land and city streets
B.
Drilling platforms
C.
Spills from tankers
D.
Air pollutants
E.
Transportation
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