AnswersCO-Biology B-CRUnit Test

Population Growth Answers

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Which type of population growth is shown in this graph?Population of Bacteria

Question illustration
A
exponential
B
linear
C
logistic
D
limited
2
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Based on this population growth graph, what can be concluded about the population?

Question illustration
A
The rabbit population grows exponentially.
B
The rabbit population had many limiting factors in the first ten years.
C
The birth rate equals the death rate for a majority of the twenty-year period.
D
The carry capacity is around 0.4 million.
3

Which is the change in size of a group of organisms of the same species over time?

A
population growth
B
death rate
C
birth rate
D
immigration and emigration
4

A population of sixteen emu grew to thirty-nine in one year. After two years, the population had grown to forty-eight. The maximum number of emu that the environment can support is approximately sixty due to limited resources such as food and water. What is the carrying capacity of the emu population?

A
sixteen
B
thirty-nine
C
forty-eight
D
sixty
5

The maximum number of wolves that can survive in a particular forest is 230. What is this number called?

A
limit capacity
B
carrying capacity
C
limiting factor
D
logistic factor
6

In a year, a population of lions had four births, two deaths from disease, one natural death, five emigrations, and five immigrations. In the same year, a population of zebras had five births, three deaths, four emigrations, and one immigration. Which best explains the data?

A
Zebras and lions are both experiencing a negative population growth.
B
Zebras and lions are both experiencing a positive population growth.
C
The zebras have a higher population growth than the lions have.
D
The zebras have a lower population growth than the lions have.
7

The overall population of a species has increased. What could have occurred to allow this to happen?

A
The emigration rate is greater than the death rate.
B
The death rate of the population is greater than the immigration.
C
The birth rate of the population is less than the death rate.
D
The immigration of the population is greater than the emigration.
8

What would most likely happen to the chipmunk population in 2014 if the population went up to 22 million in 2013?

Question illustration
A
The chipmunk population would continue to increase.
B
The carrying capacity would increase.
C
The chipmunk population would crash.
D
The death rate would decrease.
9

Deer need food and water to survive. What are food and water for the deer population?

A
carrying capacity
B
limiting factors
C
population growth
D
scarce resources
10

Which type of population growth is shown in this graph?

Question illustration
A
exponential
B
logistic
C
linear
D
limited

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Population Growth Answers — CO-Biology B-CR