AnswersGA-GSE Earth Systems BLab: Effects of Human Activity on Freshwater Resources

Lab: Effects of Human Activity on Freshwater Resources — Unit test Answers

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1
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Which is an example of how water is used inside and around the home?

A
fishing in a lake
B
washing clothes at the laundromat
C
brushing teeth before bed
D
washing a car in an automatic carwash
2
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What happens when the lithosphere interacts with the atmosphere?

A
Gases are released from volcanic eruptions.
B
Carbon dioxide is released during plant respiration.
C
Plants absorb sunlight and minerals during photosynthesis.
D
Oxygen gas is cycled as freshwater supplies are replenished.
3

Which is an issue that governments must consider before passing conservation policies?

A
urbanization implications
B
cost to implement conservation policies
C
desertification implications
D
cost to implement deforestation
4

Which could cause topsoil to be lost?

A
wind and water erosion
B
lack of use
C
compaction
D
desertification
5

Which action has a positive effect on air resources?

A
using fossil fuels
B
building new homes
C
walking to work or school
D
removing vegetation such as trees
6

Which statement accurately describes one role of water on Earth?

A
Water in plants and animals transports nutrients into cells.
B
Water reflects sunlight that hits the oceans.
C
Water builds up rock and soil.
D
Water holds heat by trapping it within the equator.
7

Which is a cause of desertification?

A
farming
B
creating reservoirs
C
overgrazing
D
driving motor vehicles
8

Which describes one way that renewable resources differ from nonrenewable resources?

A
Renewable resources make cleaner energy.
B
It takes longer to replenish renewable resources.
C
Renewable resources are more easily located and harvested.
D
Pollution levels increase with the use of renewable resources.
10

Which correctly lists the three gases that are part of Earth’s cycles in both the atmosphere and biosphere?

A
radon, carbon monoxide, oxygen
B
carbon dioxide, nitrogen, oxygen
C
nitrogen, carbon dioxide, carbon monoxide
D
carbon dioxide, radon, oxygen
11

Which statement describes indoor air pollution?

A
Smog is a common source of indoor air pollution.
B
Ultrafine particles are classified as indoor air pollutants.
C
Indoor air pollution does not affect symptoms for people with asthma.
D
Chemicals from industrial power plants cause indoor air pollution.
12

Which activity is part of managing water resources?

A
studying water to see whether it is polluted
B
taking a long hot bath to stay warm
C
drinking water and using it for swimming and boating
D
transporting water to areas where it is needed
13

Which resource is renewable?

A
coal
B
oil
C
steel
D
wind
14

Which is the best strategy for addressing polluted air?

A
Reduce the cost of chemicals used in industrial processes.
B
Study the effects of mold exposure on people who suffer from asthma.
C
Encourage people to continue burning fossil fuels as they drive vehicles.
D
Build industrial plants and facilities that release chemicals during processing.
15

Which action destroys topsoil?

A
mowing land
B
adding nutrients to soil
C
plowing land without replanting
D
sowing seeds in land

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