Multiple Choice
Identify the letter of the choice that
best completes the statement or answers the question.
A
B
C
D
1.
Which
of the following is NOT one of the four factors that play a role in growth rate?
a.
immigration
b.
death rate
c.
emigration
d.
demography
A
B
C
D
2.
Which
of the following tells you population density?
a.
the number of births per year
b.
the number of frogs in a pond
c.
the number of deaths per year
d.
the number of bacteria per square
millimeter
A
B
C
D
3.
When
organisms move into a given area from another area, what is taking place?
a.
immigration
b.
emigration
c.
population shift
d.
carrying capacity
A
B
C
D
4.
When
organisms move out of the population they were born in, it is known as
a.
emigration.
b.
abandonment.
c.
immigration.
d.
succession.
A
B
C
D
5.
What
occurs in a population as it grows?
a.
The birthrate becomes higher than the death
rate.
b.
The birthrate
stays the same and the death rate increases.
c.
The birthrate becomes lower than the death
rate.
d.
The birthrate and
the death rate remain the same.
A
B
C
D
6.
What
is happening in a population as it decreases?
a.
The birthrate and the death rate remain the
same.
b.
The death rate
becomes lower than the birthrate.
c.
The death rate stays the same and the birthrate
increases.
d.
The death rate
becomes higher than the birthrate.
A
B
C
D
7.
Which
of the following describes how fast the human population is growing?
a.
slowly
b.
The population is remaining
stable.
c.
exponentially
d.
The population is decreasing.
A
B
C
D
8.
In a
logistic growth curve, exponential growth is the phase in which the population
a.
reaches carrying capacity.
b.
grows quickly and few animals are
dying.
c.
growth begins to
slow down.
d.
growth
stops.
A
B
C
D
9.
A
biotic or an abiotic resource in the environment that limits the size of a population is
a
a.
carrying capacity.
b.
limiting nutrient.
c.
limiting factor.
d.
growth factor.
A
B
C
D
10.
The
number of organisms that an environment can support over a relatively long period of time is
called
a.
carrying
capacity.
b.
logistic
growth.
c.
exponential
growth.
d.
limiting
factor.
A
B
C
D
11.
Water
lilies do not grow in desert sand because water availability to these plants in a desert
is
a.
a limiting factor.
b.
the carrying capacity.
c.
a competition factor.
d.
parasitism.
A
B
C
D
12.
Each
of the following is a density-dependent limiting factor EXCEPT
a.
competition.
b.
predation.
c.
crowding.
d.
disease.
A
B
C
D
13.
Which
of the following is a density-dependent factor?
a.
earthquake
b.
disease
c.
emigration
d.
immigration
A
B
C
D
14.
A
disease resulting in the deaths of one-third of a dense population of bats in a cave would be
a
a.
density-dependent limiting
factor.
b.
result of the
demographic transition.
c.
density-independent limiting
factor.
d.
result of social
and economic factors.
A
B
C
D
15.
Human
population growth has slowed down in
a.
China.
b.
the United States.
c.
India.
d.
Africa.
A
B
C
D
16.
Demography is the scientific study of
a.
democratic societies.
b.
modernized countries.
c.
human populations.
d.
economic transitions.
A
B
C
D
17.
The
demographic transition is change from high birthrates and high death rates to
a.
exponential growth.
b.
a low birthrate and a low death
rate.
c.
a low birthrate
and a high death rate.
d.
indefinite growth.
A
B
C
D
18.
About
500 years ago, the world’s population started
a.
decreasing.
b.
to reach carrying capacity.
c.
growing more rapidly.
d.
to level off.
A
B
C
D
19.
The
anticipated human population by the year 2050 may be about
a.
7.8 billion.
b.
9 billion.
c.
9 trillion.
d.
78 billion.
A
B
C
D
20.
In
countries like India, the human population is growing
a.
exponentially.
b.
transitionally.
c.
logistically.
d.
demographically.
