Ocean 115 - Introduction to Oceanography » Winter 2023 » 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.
abyssal zone
C.
disphotic zone
D.
hadal zone
E.
euphotic zone
Question #2
What is the primary need for living matter to function?
A.
oxygen
B.
protein
C.
enzymes
D.
energy
E.
hydrogen
Question #3
What does a food web illustrate?
A.
a net filled with food
B.
primary production
C.
trophic relationships
D.
heterotroph consumption
E.
autotroph
Question #4
What is a population?
A.
The number of different species in an area
B.
The largest marine ecosystem
C.
A group of interacting organisms of different species at a particular location
D.
A group of organisms of the same species in several locations
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.
rise and fall of tides
C.
pressure
D.
temperature
E.
salinity
Question #6
Seaweeds used as additives for fabrics and adhesives would be classified in which group of marine resources?
A.
ecological resources
B.
biological resources
C.
physical resources
D.
nonextractive resources
E.
marine energy resource
Question #7
Petroleum most likely formed from which organic substrate?
A.
Sea grasses
B.
Planktonic organisms and bacteria
C.
Fossilized fish
D.
Water column debris
E.
Whale falls
Question #8
What is hypoxia?
A.
The increase of carbon dioxide in an area
B.
The increase of free oxygen in an area
C.
The increase of nitrogen in an area
D.
The depletion of free oxygen in an area
E.
The depletion of nutrients in an area
Question #9
What is a major product of combustion for all hydrocarbons?
A.
carbon dioxide
B.
oxygen
C.
nitrogen
D.
hydrogen
E.
nitrous oxide
Question #10
What happens when the ocean absorbs more carbon dioxide?
A.
Seawater pH decreases.
B.
Coral reef building increases
C.
Less carbonic acid forms.
D.
Calcium carbonate dissolution decreases.
E.
Seawater pH increases.
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