Chat with us, powered by LiveChat BIO220 week 7 Topic 7 Quiz - Uni Pal

What is methyl tertiary butyl ether (MTBE)?

A suspected carcinogen

A gasoline additive that has been used since the 1970’s to
reduce the amount of carbon monoxide and unburned hydrocarbons in vehicle
exhaust

A substance that has contaminated aquifers across the
country

All of the above

• What
percentage of Earth’s water is found in oceans?

A.

50%

B.

75%

C.

85%

D.

97%

• Which of
the following terms is defined as contaminants carried by air currents and
precipitated into watersheds or directly onto surface waters as rain, snow, or
dry particles?

A.

Runoff

B.

Atmospheric deposition

C.

Evaporation

D.

Dissolved oxygen content

• What
percentage of Earth’s water is freshwater?

A.

50%

B.

25%

C.

15%

D.

3%

• Which law
provided billions of dollars to cities and states to build wastewater
facilities?

A.

The 10th Amendment

B.

The Clean Water Act

C.

The Civil Rights Act

D.

The Pure Food and Drug Act

• What is
the largest United States domestic use of water?

A.

Washing dishes

B.

Washing laundry

C.

Toilet flushing

D.

Showering

• About 95
percent of rural Americans depend on ________________ for drinking and other
domestic purposes.

A.

Groundwater

B.

Oceans

C.

Rain

D.

Condensation

Provide two examples where water pollution has impacted
human health and the environment.

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