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Population Ecology Practice
Test Description: Practice
Instructions: Answer all questions to get your test result.
1) which is not used to describe a population of grizzly bears in Canada
A
population density
B
population range
C
geographic distribution
D
demographic history
2) which is a characteristic of exponential growth
A
lag phase shows rapid growth
B
resources are used quickly
C
growth rate is inversely proportional to population size
D
initial population growth is rapid
3) which is a density independent factor for a flock of Canada Geese
A
infectious virus
B
dwindling food supply
C
unusually cold weather
D
intestinal worms
4) what happens when a population nears carrying capacity
A
resources become abundant
B
density independent factors increase
C
resources become scarce
D
diseases spread easily
5) which strategy produces less offspring that have a better chance of living
A
s- strategy
B
r-strategy
C
k - strategy
D
l-strategy
6) calculate the density population of 100 bees in a 5 hectare sized area
A
20 bees /hectare
B
100 bees/hectare
C
25 bees /hectare
D
500 bees/hectare
7) If predators populations increase rapidly then prey population will
A
decrease
B
stay the same
C
increase
D
stabilize
8) which of the following would cause demographic transition
A
immigrations
B
all the above
C
Medicines and better hospitals
D
more deaths
9) Which organism may have an r strategy
A
people
B
lions
C
elephants
D
mosquitos
10) Are you ready for the test
A
yes
B
not yet
C
all the above
D
no
*select an answer for all questions
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