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