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

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