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Which type of pollutant is responsible for ozone depletion?

CFCs

Catalytic converters are used to reduce the emissions of which pollutants?

Nitrogen dioxide & carbon monoxide

Of the following sources, which produces the greatest amount of pollutants? a. Microorganisms & pollen b. Transportation & power plants c. Volcanoes & dust storms d. Wildfires & dust storms

Transportation & power plants (all others are natural)

Which of the following is an example of a secondary air pollutant? a. Nitrogen dioxide b. Tropospheric ozone c. Sulfur dioxide d. Carbon monoxide

Tropospheric Ozone

Depletion of ozone in the stratosphere allows more _____ radiation to reach Earth.

UVB

An example of a fugitive source of air pollution is:

a surface mine

Which of the following is FALSE regarding acid precipitation? a. Precipitation is naturally acidic b. Acid precipitation is caused by emissions of SO2 and NOx c. Acid precipitation always falls in the form of rain d. Acid precipitation can be carried long distances by prevailing winds

acid precipitation always falls in the form of rain

Hydrogen sulfide, hydrogen fluoride, benzene and ammonia can all be classified as:

air toxics

Which of the following areas would most likely have the highest amount of sulfur dioxide in the air at any given time? a. A rural area b. An area along a windward coast c. An area near a coal-fired power plant d. Los Angeles

an area near a coal fired power plant

When and where is stratospheric ozone depletion the worst?

antartica during spring

Which of the following is NOT a method to control air pollution from industry? a. Using low sulfur fossil fuels b. Electrostatic precipitators c. Alternative energy sources d. Burning fossil fuels at very high temperatures

burning fossil fuels at very high temperatures

Volatile organic compounds (VOCs) are compounds containing which characteristic element?

carbon

This pollutant sticks (binds) to hemoglobin in the blood better than oxygen, which can lead to asphyxiation.

carbon monoxide

Which of the following pollutants is NOT typically associated with reduced visibility? a. Nitrogen dioxide b. Particulate matter c. Sulfur dioxide d. Carbon monoxide

carbon monoxide

The primary adverse effects of air pollution are:

damage to green plants and aggravation of chronic illnesses

Approximately 80% of SO2 and 65% of NOx comes from states:

east of the mississippi river

Particulate matter blocks sunlight and can cause a gradual reduction in the solar energy that reaches Earth's surface. This is known as:

global dimming

What does "anthropogenic" mean?

human related

Which of the following is FALSE regarding ozone? a. Tropospheric ozone is produced on sunny days in areas where there is significant primary pollution b. Stratospheric ozone filters harmful UV radiation from the sun c. The environmental effects of ozone depend on the dose or concentration of exposure d. In terms of air quality, depletion of stratospheric ozone is currently the biggest threat to human health globally

in terms of air quality, depletion of stratospheric ozone is currently the biggest threat to human health

What is a limitation of the AQI system?

it covers short term effects of pollutants

AQI is determined by measuring the concentration of all of the following EXCEPT: a. Particulate matter b. Carbon monoxide c. Sulfur dioxide d. Ozone e. Lead

lead

High levels of this pollutant can interfere with brain development in children.

lead

Levels of this pollutant have dropped by 98% since the early 1980s.

lead

Which of the following is a neurotoxin that bioaccumulates in the food chain? a. Carbon monoxide b. Nitrogen dioxide c. Lead d. Particulate matter

lead

Automobiles, trucks, buses, planes, trains and ships are all examples of:

mobile sources of air pollution

How does heat worsen pollution?

more smog formation

Nearly all of this pollutant is human-produced:

nitrogen dioxide

Which of the following is most likely to produce nutrient pollution in coastal waters? a. Carbon monoxide b. Nitrogen dioxide c. Tropospheric ozone d. Lead

nitrogen dioxide

Burning fossil fuels at a lower temperature helps reduce the emission of which type(s) of pollutants?

nitrogen dioxide & particulate matter

Dobson units are used to measure concentrations of:

ozone

Lining coal ash landfills and wetting down dirt roads at construction sites are ways to control the emission of which type of pollutant?

particulate matter

The majority of this type of pollutant comes from fugitive sources:

particulates

Which of the following is FALSE regarding air pollution? a. Pollutants are classified as primary or secondary b. The atmosphere contains many pollutants from natural sources c. Nearly 200 pollutants are listed in the Clean Air Act d. Pollutants are uniformly distributed in the atmosphere

pollutants are uniformly distributed in the atmosphere

Which of the following are methods to control air pollution from cars? a. Public transportation and carpooling b. Stricter emissions standards & enforcement c. Catalytic converters d. Electrostatic precipitators e. Burning fossil fuels at lower temperatures

public transportation and carpooling, stricter emissions standards and enforcement, catalytic converters

VERY unhealthy air quality would be represented by which color on a map showing AQI?

purple

This type of indoor air pollutant seeps in from some types of rocks.

radon

Scrubbing removes ____ from stationary sources such as power plants.

sulfur

Which of the following pollutants react with water, oxygen and other chemicals to form acid precipitation? a. Lead b. Sulfur dioxide c. Nitrogen dioxide d. Tropospheric ozone e. Carbon monoxide

sulfur dioxide and nitrogen dioxide

"London smog" is

sulfurous smog

Many air pollutants have "synergistic" effects, meaning:

the combined effects are greater than the sum of separate effects

The major human body system that is affected the most by air pollution is:

the respiratory system

Which of the following is NOT a control method that could prevent acid deposition? a. Reducing emissions from vehicles b. React emissions with limestone c. Using low-sulfur fossil fuels d. Catalytic converters in vehicles e. Using unleaded gasoline

using unleaded gasoline

An atmospheric inversion occurs when:

warmer air lies above cooler air and there is little wind

The Clean Air Act Amendments of ______ addressed issues of acid rain, toxic emissions, ozone depletion and automobile exhaust.

1990


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