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Populations
Test Description: Review for populations unit
Instructions: Answer all questions to get your test result.
1) The study of demographics help predict changes in the size of a population
A
the size of a population
B
the number of genes in a gene pool
C
the number of demons in a pod
D
the number of populations in a community
2) Wastes tend to build up in the environment as a population reaches
A
its lowest point
B
the independent density
C
its peak population
D
the carrying capacity
3) Populations of K-strategists grow slowly, while r-strategists populations grow
A
very slowly
B
rapidly
C
slowly
D
constantly
4) Which of the following does NOT represent a population?
A
all the robins in Autstin, Texas
B
all the birds in Chicago, Illinois
C
all the earthworms in Yosemite National Park
D
all the grass frogs in the pond in Central Park
5) As a population reaches its carrying capacity, there is an increase in competition for
A
mates
B
all of these
C
shelter
D
food
6) The three main patterns of dispersion in a population are random, evenly spaced, and
A
lonely distribution
B
clumped distribution.
C
competitively spaced.
D
unevenly spaced
7) The exponential model of population gorwth, the growth rate
A
declines
B
rises and then declines
C
remains constant
D
rises
8) Which of the following is an r-strategist?
A
grey wolves
B
dandelions
C
whales
D
humans
9) The movement of individuals from one population into another is
A
dispersion
B
immigration
C
birth rates
D
emigration
10) ________ is the difference between the birth rate and the death rate
A
population model
B
growth rate
C
carrying capacity
D
emigration
*select an answer for all questions
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