Glencoe Biology

Chapter 4: Population Ecology

Standardized Test Practice-English

1
Which of these is not a characteristic of a population?
A)growth rate
B)population density
C)spatial distribution
D)climate
2
The number of organisms per unit of area is called ____.
A)population density
B)growth rate
C)density factor
D)random spacing
3
What environmental factors are not dependent on numbers of organisms per unit of area?
A)spatial factors
B)density-dependent factors
C)density-independent factors
D)population factors
4
What term describes individuals moving away from a population?
A)immigration
B)emigration
C)exponential growth
D)logistic movement
5
How do severe crown fires and less severe ground fires affect the environment differently?
A)Ground fire does not alter ecosystem.
B)Crown damage fire can benefit trees.
C)Ground fires can benefit trees.
D)Crown damage fire will not limit population growth.
6
Why is disease considered a density-dependent environmental factor?
A)Disease spreads easily in a low density population.
B)Population density affects amount of contact.
C)Disease won't spread in high density populations.
D)Disease may be influenced by weather.
7
What can be concluded about the relationship between wolves and moose, based on this graph?

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A)Wolves prey on moose.
B)Moose pray on wolves.
C)Wolves and moose do not influence one another.
D)Wolves and moose cannot live in the same community.
8
Why don't mice in the wild reproduce at the rate shown in this graph?

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A)There are no limiting factors present.
B)Resources are unlimited.
C)Resources increase as the population increases.
D)Limiting factors are present.
9
Which of these is not studied in demography?
A)birth rate
B)population size
C)climate
D)distribution
10
A significant decrease in birth and death rates is called a (an) ____.
A)rate alteration
B)demographic transition
C)age structure
D)growth trend
11
What occurs when the birthrate equals the death rate?
A)population growth
B)demographic transition
C)zero population growth
D)migration
12
What kind of human population growth is shown between 1000 A.D. and the present?

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A)exponential
B)lag
C)inverse
D)transitional
13
What does this graph indicate?

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A)total number of humans living in 2050
B)projected decline in total population
C)projected exponential growth
D)projected percent increase to 2050
14
What are two ways that human population size has increased due to technology?
A)agriculture and shelter building
B)changing weather patterns and medicine
C)evolutionary adaptations and medicine
D)weather and agriculture
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