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Air Pollution: Sulfur Dioxide (SO2)

Description: This quiz is designed to assess your understanding of Sulfur Dioxide (SO2) and its impact on air pollution.
Number of Questions: 15
Created by:
Tags: air pollution sulfur dioxide environmental science
Attempted 0/15 Correct 0 Score 0

What is the primary source of Sulfur Dioxide (SO2) emissions?

  1. Transportation

  2. Industrial Activities

  3. Residential Heating

  4. Natural Sources


Correct Option: B
Explanation:

Industrial activities, particularly those involving fossil fuel combustion, are the major source of SO2 emissions.

Which of the following is NOT a health effect associated with Sulfur Dioxide exposure?

  1. Respiratory Problems

  2. Cardiovascular Issues

  3. Cancer

  4. Eye Irritation


Correct Option: C
Explanation:

While SO2 exposure can lead to respiratory problems, cardiovascular issues, and eye irritation, there is no conclusive evidence linking it to cancer.

How does Sulfur Dioxide contribute to acid rain?

  1. Reacts with water vapor to form sulfuric acid

  2. Neutralizes alkaline compounds in the atmosphere

  3. Increases the pH of rainwater

  4. Decreases the acidity of soil


Correct Option: A
Explanation:

SO2 reacts with water vapor in the atmosphere to form sulfuric acid, which contributes to acid rain.

What is the primary method for controlling Sulfur Dioxide emissions from power plants?

  1. Carbon Capture and Storage

  2. Wind Turbines

  3. Solar Panels

  4. Flue Gas Desulfurization


Correct Option: D
Explanation:

Flue gas desulfurization (FGD) systems are commonly used to remove SO2 from the exhaust gases of power plants.

Which international agreement aims to reduce transboundary air pollution, including Sulfur Dioxide emissions?

  1. Kyoto Protocol

  2. Paris Agreement

  3. Montreal Protocol

  4. Stockholm Convention


Correct Option:
Explanation:

The Convention on Long-range Transboundary Air Pollution (CLRTAP) specifically addresses the reduction of transboundary air pollution, including SO2 emissions.

What is the chemical formula for Sulfur Dioxide?

  1. SO3

  2. SO4

  3. SO2

  4. S2O


Correct Option: C
Explanation:

Sulfur Dioxide has the chemical formula SO2, consisting of one sulfur atom and two oxygen atoms.

Which of the following is NOT a common industrial process that emits Sulfur Dioxide?

  1. Metal Smelting

  2. Petroleum Refining

  3. Paper and Pulp Production

  4. Food Processing


Correct Option: D
Explanation:

Food processing is generally not a significant source of SO2 emissions compared to other industrial activities.

How does Sulfur Dioxide affect visibility?

  1. Increases visibility by scattering light

  2. Decreases visibility by absorbing light

  3. Has no effect on visibility

  4. Improves visibility by reducing haze


Correct Option: B
Explanation:

SO2 absorbs light in the visible spectrum, reducing visibility and contributing to haze.

Which of the following is a natural source of Sulfur Dioxide?

  1. Volcanic Eruptions

  2. Forest Fires

  3. Oceanic Emissions

  4. All of the above


Correct Option: D
Explanation:

Volcanic eruptions, forest fires, and oceanic emissions are all natural sources of Sulfur Dioxide.

What is the term used to describe the process of removing Sulfur Dioxide from flue gases?

  1. Desulfurization

  2. Deionization

  3. Dechlorination

  4. Denitrification


Correct Option: A
Explanation:

Desulfurization refers to the removal of Sulfur Dioxide from flue gases, typically using technologies like flue gas desulfurization (FGD) systems.

Which of the following factors can influence the rate of Sulfur Dioxide oxidation in the atmosphere?

  1. Temperature

  2. Humidity

  3. Sunlight

  4. All of the above


Correct Option: D
Explanation:

Temperature, humidity, and sunlight all play a role in determining the rate of Sulfur Dioxide oxidation in the atmosphere.

What is the primary health concern associated with long-term exposure to low levels of Sulfur Dioxide?

  1. Increased risk of asthma

  2. Cardiovascular disease

  3. Eye irritation

  4. All of the above


Correct Option: A
Explanation:

Long-term exposure to low levels of Sulfur Dioxide is primarily linked to an increased risk of asthma and other respiratory issues.

Which of the following countries has the highest Sulfur Dioxide emissions per capita?

  1. China

  2. United States

  3. India

  4. Russia


Correct Option: A
Explanation:

China has the highest Sulfur Dioxide emissions per capita due to its reliance on coal-fired power plants.

What is the primary goal of the Clean Air Act Amendments of 1990 with respect to Sulfur Dioxide emissions?

  1. Reduce emissions from power plants

  2. Improve air quality in urban areas

  3. Phase out leaded gasoline

  4. All of the above


Correct Option: D
Explanation:

The Clean Air Act Amendments of 1990 aimed to reduce SO2 emissions from power plants, improve air quality in urban areas, and phase out leaded gasoline.

Which of the following technologies is NOT commonly used for Sulfur Dioxide removal from industrial emissions?

  1. Flue Gas Desulfurization

  2. Selective Catalytic Reduction

  3. Wet Scrubbing

  4. Membrane Separation


Correct Option: D
Explanation:

Membrane separation is not a commonly used technology for Sulfur Dioxide removal from industrial emissions compared to the others mentioned.

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