Human Impact on Earth Resources
Practice Test
1.
Which contribute to the depletion of atmospheric ozone?
SC.G.2.4.6
a.
old refrigerators
b.
All of the answers are correct.
c.
cleaning agents
d.
propellants from aerosol cans
2.
Which population curve represents a sustaining population?
SC.G.2.4.2
a.
both
b.
neither
c.
A
d.
B
3.
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
4.
Which is NOT an effect of increased urbanization?
SC.G.2.4.6
a.
increase of flooding
b.
increasing volumes of solid waste
c.
decrease of wetlands
d.
increase of natural habitats
5.
What is the removal of trees without adequate replanting?
SC.G.2.4.6
a.
a carrying capacity
b.
a monoculture
c.
bioremediation
d.
deforestation
6.
"Which is NOT something that would impact the water by building up the area of land shown in the figures?
SC.G.2.4.2
a.
there would be more erosion on the bare soil
b.
an increase in groundwater
c.
oil and gas leaks from cars washing into the river from the parking lot
d.
pollutants for fertilizers running into river
7.
What type of pollution is generated from a single point of origin?
SC.G.2.4.6
a.
ozone
b.
nonpoint source
c.
point source
d.
acid precipitation
8.
__________ is the photochemical haze that is caused by the action of solar radiation in a polluted atmosphere.
SC.G.2.4.1
a.
Global warming
b.
Smog
c.
Ozone
d.
A cloud
9.
What is the primary federal law that protects the waters of the United States?
SC.G.2.4.6
a.
Ozone Depletion Act of 1981
b.
Clean Water Act of 1972
c.
Safe Drinking Water Act of 1984
d.
Clean Air Act of 1990
10.
What combines with atmospheric moisture to create acid precipitation?
SC.G.2.4.6
a.
carbon dioxide and ozone
b.
carbon dioxide and sulfur dioxide
c.
sulfur dioxide and nitrogen oxides
d.
nitrogen oxides and methane
11.
Why are ecosystems with high biodiversity more stable than those with fewer species?
SC.G.2.4.2
a.
They have a higher growth rate.
b.
They have a higher carrying capacity.
c.
They recover from negative events more quickly.
d.
They have a higher number of species.
12.
What is ozone?
SC.G.2.4.6
a.
a large growing hole
b.
a gas molecule that is made of three oxygen atoms
c.
a molecule that is formed by condensation
d.
acid gas
13.
__________ and _________ can reduce the environmental impact of deforestation.
SC.G.2.4.6
a.
Introducing new species, increasing buffer zones
b.
Logging everything only in small areas, new species
c.
Selective logging, increasing buffer zones
d.
Minimizing buffer zones, selective logging
14.
"If a developer fills in and dries a wetland, what is the developer required to do?
SC.G.2.4.2
a.
fill in an additional wetland
b.
build a new wetland
c.
relocate the species that were occupying that wetland
d.
use it only for waste disposal
15.
What is the method that uses organisms to clean up toxic waste?
SC.G.2.4.6
a.
monoculture
b.
bioremediation
c.
deforestation
d.
carrying capacity
16.
What eventually causes a population to stop increasing in size?
SC.G.2.4.2
a.
limiting factors
b.
carrying capacity
c.
death rate
d.
human impact
