Freshwater Test Part 3 Question Preview (ID: 11040)
Rivers, Lakes, And Wetlands.
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What is the meaning of the word Olgiotrophic?
a) Describes a lake or river with low productivity
b) Production is considered moderate
c) When plants grow out of control and die and no oxygen is left for fish and they die
d) Having concentrations of nutrients that are perfect for plant and animal life
What is the meaning of the word Mesotrophic?
a) Describes a lake or river with low productivity
b) Production is considered moderate
c) When plants grow out of control and die and no oxygen is left for fish and they die
d) Having concentrations of nutrients that are perfect for plant and animal life
What is the meaning of the word Eutrophic?
a) Describes a lake or river with low productivity
b) Production is considered moderate
c) When plants grow out of control and die and no oxygen is left for fish and they die
d) Having concentrations of nutrients that are perfect for plant and animal life
What is the meaning of the word Eutrophication?
a) Describes a lake or river with low productivity
b) Production is considered moderate
c) When plants grow out of control and die and no oxygen is left for fish and they die
d) Having concentrations of nutrients that are perfect for plant and animal life
What does the Rivers and Harbors Act do?
a) A day dedicated to improving water quality
b) An act that places limits on the type of pollution that is allowed in water
c) One of the first pieces of legislation that regulated pollution
d) An organization that enforces pollution limits
What is the Clean Water Act?
a) A day dedicated to improving water quality
b) An act that places limits on the type of pollution that is allowed in water
c) One of the first pieces of legislation that regulated pollution
d) An organization that enforces pollution limits
What is the difference between an artificial levee and a natural levee?
a) one is man made and the other is made by humans
b) they are both created by deposits of sediment
c) they are both built by humans
d) one is created by humans and the other is formed by deposits of sediment
What is the difference between point source pollution and nonpoint source pollution?
a) They both can come from anywhere
b) One comes from a specific location and the other can come from anywhere
c) One comes from a specific area and the other one can appear out of thin air
d) They both come from specific locations
How do wetlands reduce erosion?
a) Acts as a sponge and release water slowly
b) Removes nutrients
c) Plant roots hold soil in place and slow water
d) Plant roots trap dirt and speed up water
Which of the following is not a wetland animal?
a) Seal
b) Frogs
c) Beaver
d) Alligators
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