Air Pollution: Sources, Effects And Solutions Quiz!
In Today's Era, Air Pollution is a common issue throughout the world. The whole environment consists of harmful gases, dust particles dispersed by factories and vehicles into the atmosphere which causes contagious diseases and even death to humans, animals and food crops. This quiz has been developed to test your knowledge and make you aware of the effects of Air pollution and solutions. So, let's try out the quiz. All the best!
- 1.
What is responsible for the largest total amount of gaseous air pollutants in the U.S.?
- A.
Industrial processes
- B.
Fuel burning for space heating and electricity
- C.
Transportation
- D.
Solid waste disposal
Correct Answer
C. TransportationExplanation
A: these contribute to only 1/4 as much as the correct answer.
B: these are the 2nd biggest category of contributor.
D: this is not a major contributorRate this question:
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- 2.
What are some of the effects of air pollution?
- A.
Damages plants
- B.
Tarnishes or corrodes metals
- C.
Aggravates respiratory problems
- D.
All of the above
Correct Answer
D. All of the aboveExplanation
Air pollution can have various effects on the environment and human health. It can damage plants by contaminating the air they breathe and inhibiting their growth. Additionally, air pollution can tarnish or corrode metals, leading to deterioration of structures and objects. Furthermore, it aggravates respiratory problems by introducing harmful pollutants into the air, which can be inhaled and cause or worsen respiratory conditions. Therefore, the correct answer is "all of the above" as all the listed effects are associated with air pollution.Rate this question:
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- 3.
Sulfur oxides react with water int he atmosphere to form sulfates or sulfuric acid. Sulfuric acid would then be classified as
- A.
A synthetic pollutant
- B.
A particulate
- C.
A primary air pollutant
- D.
A secondary air pollutant
Correct Answer
D. A secondary air pollutantExplanation
A: synthetic chemicals do not occur in nature
B: this is an extremely fine piece of solid in the air
C: these enter the atmosphere directlyRate this question:
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- 4.
When do concentrations of NOx and Hydrocarbons peak?
- A.
Morning rush hour
- B.
Lunch time
- C.
Evening rush hour
- D.
Overnight
Correct Answer
A. Morning rush hourExplanation
During the morning rush hour, concentrations of NOx and hydrocarbons peak because there is a high volume of vehicles on the road emitting these pollutants. The increased traffic leads to more combustion and exhaust emissions, resulting in higher levels of NOx and hydrocarbon pollutants in the air. As the day progresses and traffic decreases, these concentrations tend to decrease as well.Rate this question:
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- 5.
Which of these factors effect smog production in an area?
- A.
Population-number of cars on the road
- B.
Topography
- C.
Temperature-hours of sunlight
- D.
All of these
Correct Answer
D. All of theseExplanation
All of these factors affect smog production in an area. The population and number of cars on the road contribute to the release of pollutants into the air. Topography plays a role in trapping pollutants and preventing their dispersion. Temperature and hours of sunlight can enhance chemical reactions that lead to smog formation. Therefore, all of these factors contribute to the production of smog in an area.Rate this question:
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- 6.
A catalyst is the substance that
- A.
Lowers the activation energy.
- B.
Remains unchanged after the reaction is over
- C.
Increases the rate of chemical reaction
- D.
All of the above
Correct Answer
D. All of the aboveExplanation
A catalyst is a substance that can lower the activation energy required for a chemical reaction to occur, thereby increasing the rate of the reaction. Additionally, a catalyst remains unchanged after the reaction is over, meaning it is not consumed or altered during the process. Therefore, the correct answer is "all of the above" as a catalyst can fulfill all of these characteristics.Rate this question:
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- 7.
Which of the following is the correct formula for ozone?
- A.
O2
- B.
CFC
- C.
Oz
- D.
O3
Correct Answer
D. O3Explanation
A: this is molecular oxygen
B: this stands for chlorofluorocarbons
C: this is an element found in the Emerald CityRate this question:
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- 8.
Which list shows major outdoor polluters in order from highest to lowest?
- A.
Motor vehicles, power plants, factories
- B.
Humans smoking, plastic fumes, power plants, motor vehicles
- C.
Plant photosynthesis, humans smoking, power plants
- D.
Motor vehicles, plastic fumes, humans smoking, plant photosynthesis
Correct Answer
A. Motor vehicles, power plants, factoriesExplanation
The correct answer is motor vehicles, power plants, factories. This order is based on the level of pollution emitted by each source. Motor vehicles are known to be a major contributor to air pollution due to their large numbers and emissions from exhaust. Power plants, especially those that burn fossil fuels, also release significant amounts of pollutants into the atmosphere. Factories can also be significant polluters, depending on the industry and the types of emissions they produce.Rate this question:
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- 9.
Which gas is the most harmful to humans and often comes from a faulty furnace or cars running in a closed garage?
- A.
Carbon dioxide
- B.
Carbon monoxide
- C.
Hydrogen
- D.
Nitrogen
Correct Answer
B. Carbon monoxideExplanation
Carbon monoxide is the most harmful gas to humans and often comes from a faulty furnace or cars running in a closed garage. Carbon monoxide is a colorless, odorless gas that is produced when fuels such as gas, oil, coal, and wood do not burn completely. Breathing in carbon monoxide can lead to symptoms such as headaches, dizziness, nausea, and even death in high concentrations. It is important to have proper ventilation and carbon monoxide detectors in place to prevent exposure to this dangerous gas.Rate this question:
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- 10.
Reactions that occur among substances in the atmosphere produce
- A.
Primary air pollutants
- B.
Secondary air pollutants
- C.
Only harmless chemicals
- D.
Only dangerous chemicals
Correct Answer
B. Secondary air pollutantsExplanation
Reactions that occur among substances in the atmosphere can produce secondary air pollutants. Unlike primary air pollutants, which are directly emitted into the air, secondary air pollutants are formed through chemical reactions involving primary pollutants and other atmospheric components. These reactions can occur through processes such as photochemical reactions or atmospheric oxidation. Secondary air pollutants can include ozone, sulfuric acid, and nitric acid, among others. These pollutants can have harmful effects on human health and the environment.Rate this question:
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- 11.
Which of the following could be classified as a synthetic air pollutant?
- A.
Smog
- B.
CO2
- C.
CFCs
- D.
Acid rain
Correct Answer
C. CFCsExplanation
CFCs (chlorofluorocarbons) can be classified as a synthetic air pollutant. They are synthetic compounds containing chlorine, fluorine, and carbon, and are commonly used in aerosol propellants, refrigerants, and foam-blowing agents. CFCs have been found to have a detrimental effect on the ozone layer, leading to ozone depletion and contributing to global warming. Therefore, they are considered a significant air pollutant that is human-made or synthetic in nature.Rate this question:
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- 12.
Air pollution caused by humans began with the
- A.
Discovery of fire
- B.
Discovery of petroleum
- C.
Invention of the car
- D.
Invention of the steam engine
Correct Answer
A. Discovery of fireExplanation
The discovery of fire is the correct answer because it marked the beginning of human-caused air pollution. When humans first learned to control fire, they started using it for various purposes such as cooking, heating, and clearing land. These activities released smoke, ash, and other pollutants into the air, leading to the first instances of air pollution. Although the other options mentioned (discovery of petroleum, invention of the car, invention of the steam engine) have also contributed to air pollution, they came much later in human history compared to the discovery of fire.Rate this question:
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- 13.
Which gas is reddish brown in color, has a strong odor, is a major pollutant, and is a component of photochemical smog?
- A.
Carbon monoxide
- B.
Nitrogen dioxide
- C.
Ozone
- D.
Methane
Correct Answer
B. Nitrogen dioxideExplanation
Nitrogen dioxide is the correct answer because it is reddish brown in color, has a strong odor, and is a major pollutant. It is also a component of photochemical smog, which is a type of air pollution formed by the reaction of sunlight with pollutants like nitrogen dioxide.Rate this question:
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- 14.
Which of these problems does NOT occur if the air quality index goes above the safe limit?
- A.
There are more fatalities
- B.
Normal activities must be reduced
- C.
Heart problems may be triggered
- D.
There are more thunderstorms
Correct Answer
D. There are more thunderstormsExplanation
When the air quality index goes above the safe limit, it can lead to various health issues such as respiratory problems, heart problems, and even fatalities. However, an increase in thunderstorms is not directly related to the air quality index. Therefore, "there are more thunderstorms" is the problem that does NOT occur if the air quality index goes above the safe limit.Rate this question:
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- 15.
Which action will most directly reduce pollution in the atmosphere?
- A.
Use of a catalytic converter in automobile exhaust systems
- B.
Increased federal support for research in this area
- C.
Purchase of fewer consumable products
- D.
Increased unemployment among industrial workers
Correct Answer
A. Use of a catalytic converter in automobile exhaust systemsExplanation
The use of a catalytic converter in automobile exhaust systems is the most direct action that can reduce pollution in the atmosphere. A catalytic converter helps to convert harmful pollutants in vehicle exhaust, such as carbon monoxide, nitrogen oxides, and hydrocarbons, into less harmful substances. By installing catalytic converters in automobile exhaust systems, the emissions of these pollutants can be significantly reduced, leading to cleaner air and a reduction in atmospheric pollution.Rate this question:
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- 16.
The largest hole in the ozone layer found so far is over
- A.
Antartica
- B.
Africa
- C.
South America
- D.
Europe
Correct Answer
A. AntarticaExplanation
The correct answer is Antarctica. The largest hole in the ozone layer has been found over Antarctica. This is due to the presence of ozone-depleting substances, such as chlorofluorocarbons (CFCs), which have been released into the atmosphere. These substances break down the ozone molecules, causing the hole to form. The ozone hole over Antarctica is a significant environmental concern as it allows harmful ultraviolet (UV) radiation from the sun to reach the Earth's surface, which can have detrimental effects on human health and ecosystems.Rate this question:
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- 17.
A catalytic converter is designed to
- A.
Decrease power plant emissions
- B.
Reduce harmful automotive emissions
- C.
Restore stratospheric ozone
- D.
Mechanically filter particulates
Correct Answer
B. Reduce harmful automotive emissionsExplanation
A catalytic converter is a device installed in vehicles to reduce the harmful emissions that are produced by the engine. It contains catalysts that facilitate chemical reactions to convert harmful pollutants, such as carbon monoxide, nitrogen oxides, and unburned hydrocarbons, into less harmful substances like carbon dioxide, nitrogen, and water vapor. By reducing these automotive emissions, catalytic converters help to minimize air pollution and its negative impact on the environment and human health.Rate this question:
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Current Version
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Mar 21, 2022Quiz Edited by
ProProfs Editorial Team -
Feb 05, 2008Quiz Created by
Sgreenblatt
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