Environmental Studies ยท General Awareness
Greenhouse Gases and Atmosphere
1,328 Questions
Review important questions related to greenhouse gases, global warming, and atmospheric changes. The practice set focuses on identifying major pollutants and their environmental impact. These concepts are tested in the general awareness and environmental studies sections.
Greenhouse gas identificationGlobal warming processAtmospheric carbon dioxideMethane emissionsCement production emissions
Greenhouse Gases and Atmosphere Questions
What is the primary source of methane (CH4) emissions, a potent greenhouse gas?
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Deforestation
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Fossil Fuel Combustion
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Agriculture
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Industrial Processes
C
Correct answer
Explanation
Agriculture is the primary source of methane (CH4) emissions, primarily due to livestock production and rice cultivation.
Which greenhouse gas is produced during the combustion of fossil fuels, such as coal, oil, and natural gas?
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Carbon Dioxide (CO2)
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Methane (CH4)
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Nitrous Oxide (N2O)
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Water Vapor (H2O)
A
Correct answer
Explanation
Carbon Dioxide (CO2) is produced during the combustion of fossil fuels, contributing significantly to human-induced climate change.
Which greenhouse gas is produced during agricultural activities, such as livestock production and rice cultivation?
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Carbon Dioxide (CO2)
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Methane (CH4)
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Nitrous Oxide (N2O)
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Water Vapor (H2O)
B
Correct answer
Explanation
Methane (CH4) is produced during agricultural activities, such as livestock production and rice cultivation, contributing to human-induced climate change.
Which of the following is a major contributor to greenhouse gas emissions in the fashion industry?
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Cotton production
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Synthetic fiber production
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Transportation of clothing
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All of the above
D
Correct answer
Explanation
Cotton production, synthetic fiber production, and transportation of clothing all contribute to greenhouse gas emissions in the fashion industry.
What is the primary greenhouse gas emitted during cotton production?
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Carbon dioxide (CO2)
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Methane (CH4)
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Nitrous oxide (N2O)
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All of the above
C
Correct answer
Explanation
Nitrous oxide (N2O) is the primary greenhouse gas emitted during cotton production, primarily due to the use of nitrogen-based fertilizers.
What is the primary greenhouse gas emitted during the transportation of clothing?
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Carbon dioxide (CO2)
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Methane (CH4)
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Nitrous oxide (N2O)
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All of the above
A
Correct answer
Explanation
Carbon dioxide (CO2) is the primary greenhouse gas emitted during the transportation of clothing, primarily due to the use of fossil fuels in vehicles.
What is the primary greenhouse gas emitted during the production of synthetic fibers?
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Carbon dioxide (CO2)
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Methane (CH4)
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Nitrous oxide (N2O)
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All of the above
A
Correct answer
Explanation
Carbon dioxide (CO2) is the primary greenhouse gas emitted during the production of synthetic fibers, primarily due to the use of fossil fuels as raw materials and energy sources.
What is the primary greenhouse gas emitted during the disposal of clothing?
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Carbon dioxide (CO2)
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Methane (CH4)
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Nitrous oxide (N2O)
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All of the above
B
Correct answer
Explanation
Methane (CH4) is the primary greenhouse gas emitted during the disposal of clothing, primarily due to the decomposition of organic materials in landfills.
What is the primary greenhouse gas emitted during the production of leather?
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Carbon dioxide (CO2)
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Methane (CH4)
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Nitrous oxide (N2O)
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All of the above
B
Correct answer
Explanation
Methane (CH4) is the primary greenhouse gas emitted during the production of leather, primarily due to the enteric fermentation of livestock and the decomposition of animal waste.
What is the primary greenhouse gas emitted during the production of wool?
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Carbon dioxide (CO2)
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Methane (CH4)
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Nitrous oxide (N2O)
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All of the above
B
Correct answer
Explanation
Methane (CH4) is the primary greenhouse gas emitted during the production of wool, primarily due to the enteric fermentation of sheep and the decomposition of animal waste.
What is the primary greenhouse gas emitted during the production of silk?
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Carbon dioxide (CO2)
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Methane (CH4)
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Nitrous oxide (N2O)
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All of the above
B
Correct answer
Explanation
Methane (CH4) is the primary greenhouse gas emitted during the production of silk, primarily due to the enteric fermentation of silkworms and the decomposition of animal waste.
Which of the following is NOT a greenhouse gas?
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Carbon dioxide
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Methane
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Oxygen
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Water vapor
C
Correct answer
Explanation
Oxygen is not a greenhouse gas because it does not absorb and trap heat in the atmosphere.
Which greenhouse gas is primarily responsible for trapping heat in the Earth's atmosphere?
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Carbon dioxide
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Methane
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Nitrous oxide
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Water vapor
A
Correct answer
Explanation
Carbon dioxide is the most significant greenhouse gas contributing to climate change, accounting for approximately 60% of the total greenhouse effect.
Which of the following is a greenhouse gas?
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Oxygen
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Nitrogen
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Carbon dioxide
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Argon
C
Correct answer
Explanation
Carbon dioxide is a greenhouse gas that contributes to global warming by trapping heat in the Earth's atmosphere.
Which of the following is NOT a greenhouse gas?
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Carbon dioxide
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Methane
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Nitrous oxide
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Oxygen
D
Correct answer
Explanation
Oxygen is not a greenhouse gas because it does not absorb infrared radiation.