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 action destroys topsoil?

A
mowing land
B
adding nutrients to soil
C
plowing land without replanting
D
sowing seeds in land
2
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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
3

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
5

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
6

Which statement describes one way that wind energy is different from energy from fossil fuels?

A
Wind energy reliability can be inconsistent.
B
Wind energy produces larger quantities of energy.
C
Wind energy can be reproduced quickly.
D
Wind energy produces more pollution.
7

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
8

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.
9

Which statement describes a disadvantage of using natural gas as an energy source?

A
It is expensive to use.
B
It is hard to stop using.
C
It is a renewable resource.
D
It is scarce in some parts of the world.
10

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.
11

Which resource is renewable?

A
coal
B
oil
C
steel
D
wind
12

Which correctly lists the three land uses that the Bureau of Land Management was originally created to manage?

A
mining, recreation, wildlife refuges
B
recreation, developing oil and gas, battlefields
C
grazing, mining, developing oil and gas
D
developing oil and gas, battlefields, wildlife refuges
13

Which is a cause of desertification?

A
farming
B
creating reservoirs
C
overgrazing
D
driving motor vehicles
14

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.
15

Red wolves are an endangered species in the United States. Which agency is responsible for their protection?

A
National Park Service
B
US Fish and Wildlife Service
C
US Forest Service
D
Bureau of Land Management

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