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Practice Quiz
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1

Birthrate is the
A)Number of individuals born per 1000 individuals per year
B)Number of individuals born per 1000 women per year
C)Number of individuals born minus the number of deaths per year per 1000 individuals
D)None of the above
2

The availability of energy can be a limiting factor for a population.
A)True
B)False
3

K-strategists
A)Are large organisms
B)Are long-lived organisms
C)Produce few offspring
D)All of the above
4

Density-independent limiting factors include
A)Floods
B)Reproductive rates
C)Agricultural crops
D)Population age structure
5

The current world-wide rate of annual increase in the human population (1.3 percent) will double the world's population in approximately
A)50 years
B)100 years
C)150 years
D)None of the above
6

Approximately what fraction of the world's population suffers from lack of adequate food?
A)1/2
B)1/4
C)1/6
D)1/20
7

The ultimate source of energy on the Earth comes from
A)Fossil fuels
B)Gasoline
C)Sunlight
D)None of the above
8

Which of the following is not a limiting factor on carrying capacity for population growth?
A)Energy
B)Raw materials
C)Temperature
D)Waste disposal
9

The rate at which the human population is increasing has been
A)Increasing
B)Decreasing
C)Staying constant
D)None of the above
10

R-strategists reproduce quickly.
A)True
B)False
11

Human population growth is strictly a biological phenomenon.
A)True
B)False





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