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In 2018, what percentage of birds are threatened?


A) 3
B) 13
C) 23
D) 33

E) A) and D)
F) B) and C)

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In 2016, _____ percent of the world's population was living in places where the air quality did not meet WHO guidelines.


A) 11
B) 35
C) 70
D) 91

E) B) and C)
F) A) and B)

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List and describe five ways a person can prevent chemical pollution. Give an example that supports each of these recommendations.

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Define biomagnification and describe how it affects exposure to mercury and some of the negative effects it may have on humans.

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Greenhouse gasses result in a warming of the earth.

A) True
B) False

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In the upper atmosphere, ozone is a harmful pollutant; at ground level, it is beneficial.

A) True
B) False

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Solid waste rapidly decomposes once buried in a sanitary landfill.

A) True
B) False

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The United Nations projects that world population will reach 8.6 billion by


A) 2020.
B) 2030.
C) 2075.
D) 2100.

E) None of the above
F) C) and D)

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In ______________, many kinds of waste materials are collected and used as raw materials in the production of new products.


A) recycling
B) composting
C) biodegrading
D) sanitary landfills

E) C) and D)
F) A) and B)

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The Great Lakes contain approximately _____% of the world's supply of fresh surface water.


A) 10
B) 20
C) 30
D) 40

E) None of the above
F) All of the above

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The pesticide DDT contributed to the control of


A) insect-borne disease in tropical countries.
B) Rocky Mountain spotted fever.
C) smallpox.
D) diphtheria.

E) B) and C)
F) A) and C)

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Exposure to ________ can cause headaches, chronic bronchitis, dizziness, fatigue, and death.


A) environment tobacco smoke
B) formaldehyde gas
C) carbon monoxide
D) asbestos

E) A) and B)
F) A) and C)

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The term smog was first used in the early 1900s to describe the combination of smoke and fog.

A) True
B) False

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What is the core reason for many of today's environmental problems?


A) air pollution
B) water pollution
C) dependence on nuclear power
D) rapid population growth

E) A) and B)
F) A) and C)

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Explain the function of the Air Quality Health Index (AQHI). Next, briefly outline how smog forms, including the key pollutants and environmental conditions required. Finally, list three things individuals can do to help reduce air pollution and prevent smog.

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What percentage of the greenhouse effect may be attributable to carbon dioxide?


A) 10%
B) 25%
C) 45%
D) 60%

E) A) and D)
F) A) and C)

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A self-contained sewage disposal system is a


A) slush system.
B) sluice system.
C) septic system.
D) drain field.

E) A) and D)
F) B) and D)

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E85 fuel means :


A) 85% gasoline
B) 85% ethanol
C) 85% pure
D) 85% hydroelectric

E) All of the above
F) None of the above

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How many people do not have access to safe sanitation?


A) 1 billion
B) 2.5 billion
C) 3 billion
D) 4.5 billion

E) A) and B)
F) A) and C)

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Which of the following is an acronym for a recently introduced type of vehicle that has a high fuel economy rating?


A) SUV
B) AQI
C) HEV
D) CFC

E) C) and D)
F) B) and D)

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