Earth Science Geology, the Environment, and the Universe

Chapter 26: Human Impact on Resources

Standardized Test Practice-English

1
What is an example of an organism changing its environment to better meet its needs?
A)a turtle living in a slow-moving stream
B)a bird eating grass seed
C)a human taking a breath of air
D)a beaver building a dam
2
As any population __________, its demand for natural resources __________.
A)increases, decreases
B)decreases, increases
C)increases, increases
D)increases, increases by 50 percent
3
Which is an example of a density-independent factor?
A)a plague
B)a flood
C)parasites
D)lack of food
4
What is the carrying capacity of an environment?
A)the equivalent of the human growth rate
B)the total number of limiting factors
C)the number of organisms it can support
D)the human impact
5
What eventually causes a population to stop increasing in size?
A)limiting factors
B)death rate
C)carrying capacity
D)human impact
6
What is the removal of trees without adequate replanting?
A)deforestation
B)a monoculture
C)a carrying capacity
D)bioremediation
7
Which does not contribute to the destruction of atmospheric ozone?
A)old refrigerators
B)cleaning agents
C)propellants from aerosol cans
D)solutions in spray bottles
8
Why is it necessary to make landfills with layers such as sand, clay and protective liners?
A)They protect seepage from getting in the groundwater.
B)They make the landfill completely safe.
C)They keep the smell pleasant.
D)They help the garbage decay.
9
Which of these nitrogen-producing processes is most harmful to vegetation?
A)nitrogen fixation
B)atmospheric nitrogen
C)ammonia fertilizers
D)acid rain
10
What is ozone?
A)particulate matter that benefits life in the lower atmosphere, but endangers it by polluting the upper atmosphere
B)organic material that benefits life in the lower atmosphere
C)a gas that pollutes the lower atmosphere but is essential to life and must be present in the upper atmosphere
D)a highly charged ion that pollutes every layer of the atmosphere
11
Which best describes the ozone layer?
A)It has not changed in size or shape in human history.
B)Human activity seems to have reduced its size irreversibly.
C)It appears to change in size and shape naturally, but not due to human activity.
D)Both human activity and natural influences appear to affect its size and shape.
12
Which greenhouse gas has increased as a direct result of burning fossil fuels and deforestation?
A)carbon dioxide
B)water vapor
C)methane
D)nitrous oxide
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