Glencoe Biology

Chapter 4: Population Ecology

Chapter Test Practice

1
The pattern in which a population is spaced within an area is called ____.
A)growth patterning
B)population density
C)dispersion
D)specific variation
2
A ____ is any environmental factor that depends on population numbers.
A)density-dependent factor
B)density-independent factor
C)climate factor
D)growth factor
3
In recent years, the human population growth rate has ____.
A)slowed
B)increased
C)remained unchanged
D)tripled
4
The term used to describe the number of individuals moving into a population is ____.
A)growth patterning
B)emigration
C)immigration
D)logistic growth
5
What could be a possible limiting factor preventing exponential growth in a developed country?
A)disease vaccinations are developed
B)population redistributed to different parts of country
C)population exceeds access to health care
D)economy creates new jobs
6
What does the s-shaped line in this graph indicate?

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A)Exponential growth has not stopped.
B)Carrying capacity has been reached.
C)Carrying capacity cannot be reached.
D)A population has steadily decreased.
7
What factors change in a demographic transition?
A)climate and economic factors
B)birth rates and death rates
C)immigration and emigration rates
D)climate and immigration rates
8
What happens when a population nears carrying capacity?
A)competition is no longer a factor
B)resources naturally increase
C)exponential growth occurs
D)resources become limited
9
What term refers to the number of males and females in various reproductive age groups?
A)age structure
B)carrying capacity
C)reproductive dispersal
D)birth rates
10
Which statement is true based on this graph?

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A)The iron age saw more growth than the modern age.
B)Exponential growth began around 1 A.D.
C)Farming caused a sharp population increase.
D)Exponential growth began around the time of the industrial revolution.
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