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1
What is meant in community ecology by the "superorganism?"
A)The dominant species within a community
B)The primary species to repopulate a habitat after a disturbance
C)The view of a community as more than just the sum of its individuals, groups, and species
D)The view of an organism as a collection of cells, organs, and tissues
E)None of the choices accurately describe what is meant in community ecology by the "superorganism."
2
Which of the following best describes a community as an assemblage of species coexisting primarily due to their similarities in physiological requirements and tolerances?
A)Organismic model
B)Individualistic model
C)Principle of species individuality
D)Species richness
E)Community
3
A diversity index would be used to calculate
A)the number of communities in an ecosystem.
B)the relative abundance of species in a community.
C)the percentage of a species in one community versus a different community.
D)how much genetic variation there is among the individuals in a species.
E)how many species there are in a community.
4
True or False: Community stability is believed to be achieved when little or no change occurs in the number of species or their abundance over a given time period.
A)True
B)False
5
Which one of the following is not an example of secondary succession?
A)farming land that had been cleared of forests
B)growth following retreating glaciers
C)recovery after a hurricane or tsunami
D)Farming land that had been cleared of forests and recovery after a hurricane or tsunami
E)Farming land that had been cleared of forests, growth following retreating glaciers, and recovery after a hurrican or tsunami
6
In the equilibrium model of island biogeography, the number of species is ultimately determined by which of the following factors?
A)hibernation rate
B)extinction rate
C)immigration rate
D)Extinction rate and immigration rate
E)Hibernation rate, extinction rate, and immigration rate





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