Ocean 115 - Introduction to Oceanography » Winter 2022 » Week 5 Post-reading Quiz
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Question #1
Which zone in the ocean contains enough light for photosynthesis?
A.
aphotic zone
B.
hadal zone
C.
euphotic zone
D.
abyssal zone
E.
disphotic zone
Question #2
What is the primary need for living matter to function?
A.
hydrogen
B.
energy
C.
protein
D.
enzymes
E.
oxygen
Question #3
What does a food web illustrate?
A.
a net filled with food
B.
autotroph
C.
primary production
D.
trophic relationships
E.
heterotroph consumption
Question #4
What is a population?
A.
A group of interacting organisms of different species at a particular location
B.
A group of organisms of the same species in several locations
C.
The largest marine ecosystem
D.
The number of different species in an area
E.
A group of organisms of the same species occupying a specific area
Question #5
What is the most important physical environmental factor in intertidal communities?
A.
density
B.
pressure
C.
rise and fall of tides
D.
temperature
E.
salinity
Question #6
Seaweeds used as additives for fabrics and adhesives would be classified in which group of marine resources?
A.
physical resources
B.
marine energy resource
C.
ecological resources
D.
biological resources
E.
nonextractive resources
Question #7
Petroleum most likely formed from which organic substrate?
A.
Fossilized fish
B.
​Planktonic organisms and bacteria
C.
Whale falls
D.
Water column debris
E.
Sea grasses
Question #8
What is hypoxia?
A.
The depletion of free oxygen in an area
B.
The increase of nitrogen in an area
C.
The increase of free oxygen in an area
D.
The depletion of nutrients in an area
E.
The increase of carbon dioxide in an area
Question #9
What is a major product of combustion for all hydrocarbons?
A.
oxygen
B.
nitrous oxide
C.
carbon dioxide
D.
nitrogen
E.
hydrogen
Question #10
What happens when the ocean absorbs more carbon dioxide?
A.
Coral reef building increases
B.
Seawater pH increases.
C.
Seawater pH decreases.
D.
Less carbonic acid forms.
E.
Calcium carbonate dissolution decreases.
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