Question 1

E -waste often leaches hazardous levels of which of the following metals?

Accepted Answer

A)  gold
B)  platinum
C)  uranium
D)  silver
E)  leadF) B) and D)
G) A) and E)

Question 2

The average American generates approximately __________ lbs. of solid waste per day.

Accepted Answer

A)  4) 4
B)  1) 5
C)  40
D)  9
E)  13.7F) B) and E)
G) None of the above

Question 3

Decomposition in a landfill will happen faster if there is more ______________

Accepted Answer

A)  natural gas
B)  methane
C)  garbage
D)  moisture
E)  sunlightF) A) and E)
G) C) and D)

Question 4

There are three main disposal methods for hazardous waste.One is landfills.Describe how hazardous waste landfills differ from ordinary sanitary landfills.Briefly discuss the other two ways that hazardous waste is contained.

Accepted Answer

There are three primary means of hazardo...

Question 5

Heavy metals ______________

Accepted Answer

A)  are not harmful unless they are directly ingested
B)  become less hazardous over time as they degrade chemically
C)  are unregulated by the U.S.government
D)  become less hazardous after incineration
E)  bioaccumulate in animal tissuesF) D) and E)
G) C) and E)

Question 6

______________ is/are the intercollegiate recycling competition that began in Ohio in 2001.

Accepted Answer

A)  Go Green
B)  The Recycle -or -Die games
C)  The 3R games
D)  The Green Giant challenge
E)  RecyclemaniaF) B) and E)
G) B) and C)

Question 7

In the United States today,the approach that best reduces the volume and weight of municipal solid waste is ______________

Accepted Answer

A)  incineration
B)  composting
C)  recycling
D)  compaction
E)  sanitary landfillsF) D) and E)
G) A) and B)

Question 8

Industrial ecologists ______________

Accepted Answer

A)  urge an emphasis on internal manufacturing costs rather than external costs
B)  redesign industrial systems to maximize physical and economic efficiency
C)  primarily analyze industrial inputs
D)  advocate taxes on green industries
E)  favor an economy that moves linearly rather than circularlyF) D) and E)
G) C) and E) B

Question 9

To safeguard against groundwater contamination,sanitary landfills are ______________

Accepted Answer

A)  located in unpopulated areas
B)  lined with cement
C)  located on industrial sites where groundwater is not used for drinking or agriculture
D)  located on slopes so water runs downhill
E)  lined with plastic and compacted clayF) C) and E)
G) A) and B)

Question 10

If reducing waste can increase efficiency,why is the output of industrial waste still so great? What is the application of industrial ecology and life -cycle analysis to these problems?

Accepted Answer

Physical efficiency is not always equiva...

Question 11

Life -cycle analysis ______________

Accepted Answer

A)  examines the life of a product to increase efficiency
B)  is an environmental movement designed to reduce municipal traffic and encourage alternative forms of transport
C)  examines the cycling of carbon in the environment
D)  defines how different organisms interact within ecosystems
E)  is the study of statistical changes in the human populationF) All of the above
G) C) and D)

Question 12

Recycling aluminum cans saves ______________ % of the energy needed to make the same amount of aluminum from virgin bauxite.

Accepted Answer

A)  50
B)  70
C)  80
D)  25
E)  95F) B) and D)
G) A) and B) E

Question 13

The amount of e -waste being produced in the U.S ______________ is ,and the amount of e -waste being recycled is ______________.

Accepted Answer

A)  decreasing; increasing
B)  increasing; decreasing
C)  decreasing; decreasing
D)  increasing; increasing
E)  increasing; leveling offF) B) and C)
G) A) and E)

Question 14

The EPA is charged with cleaning up brownfields,which are ______________

Accepted Answer

A)  urban areas contaminated by acid drainage from mining
B)  desert regions used for unsafe nuclear waste disposal
C)  agricultural lands polluted by acid and heavy metals
D)  lands whose reuse or development is complicated by the presence of hazardous materials
E)  coastal seagrass beds damaged by industrial dumpingF) A) and B)
G) C) and D)

Question 15

Over half of all U.S.MSW consists of ______________

Accepted Answer

A)  plastics,metals,and glass
B)  plastics and metals
C)  toxic waste
D)  paper,food waste,and yard waste
E)  glass,rubber,and woodF) B) and C)
G) C) and D)

Question 16

Identify steps that can be taken to reduce the size of the waste stream.

Accepted Answer

Industry can decrease waste by making th...

Question 17

What do the town of Times Beach,Missouri,and the Love Canal neighborhood of Niagara Falls,New York,have in common?

Accepted Answer

A)  Both have municipal programs for dealing with e -waste.
B)  Both recently won presidential recycling awards.
C)  Both have banned the use of plastic grocery bags.
D)  Both were built on closed municipal landfills.
E)  Both were evacuated because of contamination by toxins.F) D) and E)
G) None of the above

Question 18

In the U.S.,which of the following produce(s) the largest amount of unregulated hazardous waste?

Accepted Answer

A)  agriculture
B)  households
C)  utilities
D)  military
E)  industryF) None of the above
G) C) and D)

Question 19

Discuss the benefits and disadvantages of modern -day landfills in the United States.

Accepted Answer

In contrast to open landfills,modern -da...

Question 20

Which of the following is produced by anaerobic decomposition in landfills?

Accepted Answer

A)  nitrogen oxides
B)  ozone
C)  carbon dioxide
D)  methylmercury
E)  methaneF) C) and E)
G) None of the above E

Exam 22: Managing Our Waste

E -waste often leaches hazardous levels of which of the following metals?

Correct AnswerverifiedShow Answer

The average American generates approximately __________ lbs. of solid waste per day.

Correct AnswerverifiedShow Answer

Decomposition in a landfill will happen faster if there is more ______________

Correct AnswerverifiedShow Answer

There are three main disposal methods for hazardous waste.One is landfills.Describe how hazardous waste landfills differ from ordinary sanitary landfills.Briefly discuss the other two ways that hazardous waste is contained.

Correct AnswerverifiedThere are three primary means of hazardo...View AnswerShow Answer

Heavy metals ______________

Correct AnswerverifiedShow Answer

______________ is/are the intercollegiate recycling competition that began in Ohio in 2001.

Correct AnswerverifiedShow Answer

In the United States today,the approach that best reduces the volume and weight of municipal solid waste is ______________

Correct AnswerverifiedShow Answer

Industrial ecologists ______________

Correct AnswerverifiedB

To safeguard against groundwater contamination,sanitary landfills are ______________

Correct AnswerverifiedShow Answer

If reducing waste can increase efficiency,why is the output of industrial waste still so great? What is the application of industrial ecology and life -cycle analysis to these problems?

Correct AnswerverifiedPhysical efficiency is not always equiva...View AnswerShow Answer

Life -cycle analysis ______________

Correct AnswerverifiedShow Answer

Recycling aluminum cans saves ______________ % of the energy needed to make the same amount of aluminum from virgin bauxite.

Correct AnswerverifiedE

The amount of e -waste being produced in the U.S ______________ is ,and the amount of e -waste being recycled is ______________.

Correct AnswerverifiedShow Answer

The EPA is charged with cleaning up brownfields,which are ______________

Correct AnswerverifiedShow Answer

Over half of all U.S.MSW consists of ______________

Correct AnswerverifiedShow Answer

Identify steps that can be taken to reduce the size of the waste stream.

Correct AnswerverifiedIndustry can decrease waste by making th...View AnswerShow Answer

What do the town of Times Beach,Missouri,and the Love Canal neighborhood of Niagara Falls,New York,have in common?

Correct AnswerverifiedShow Answer

In the U.S.,which of the following produce(s) the largest amount of unregulated hazardous waste?

Correct AnswerverifiedShow Answer

Discuss the benefits and disadvantages of modern -day landfills in the United States.

Correct AnswerverifiedIn contrast to open landfills,modern -da...View AnswerShow Answer

Which of the following is produced by anaerobic decomposition in landfills?

Correct AnswerverifiedE

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There are three primary means of hazardo...
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Physical efficiency is not always equiva...
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The amount of e -waste being produced in the U.S is ,and the amount of e -waste being recycled is .

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Industry can decrease waste by making th...
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In contrast to open landfills,modern -da...
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