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Practice Quizzing
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1

Which of the following distribution types would be characterized by having a variance equal to the mean?
A)clumped
B)regular
C)random
D)none of the above
2

In a distribution, many sample plots will contain few or no individuals while other plots will contain a large number.
3

A species with a random distribution will have a sample variance to sample mean ratio of greater than one.
A)TRUE
B)FALSE
4

Groups of plant or animal subpopulations which are spatially isolated but exchange individuals is called a(n) _______.
A)metapopulation
B)abundance range
C)clumped distribution
D)none of the above
5

Which of the following factors contributes to the isolation of alpine fields in the Canadian Rocky Mountains?
A)the extinction of the alpine butterfly
B)fire suppression
C)global warming
D)all of the above
E)b and c are correct
6

Lesser kestrels and alpine butterflies both are spatially organized into metapopulations and, in smaller populations, are more likely to emigrate than are individuals in larger populations.
A)TRUE
B)FALSE
7

There is a strong correlation between the size of geographic range and population size for most groups of organisms.
8

In the Lincoln Peterson Index Equation, m is the number of individuals marked and released whereas n is the number of marked individuals in a sample of the population.
A)TRUE
B)FALSE





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