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An ozone-depleting substance mainly used in:
I. Burning fossil fuels
II. Chimneys
III. All human activities
IV. Cooling and refrigeration applications, and in the manufacture of foam products.
I. Burning fossil fuels
II. Chimneys
III. All human activities
IV. Cooling and refrigeration applications, and in the manufacture of foam products.
- a)Only I, II
- b)Only I, II, III
- c)All
- d)Only IV
Correct answer is option 'D'. Can you explain this answer?
Most Upvoted Answer
An ozone-depleting substance mainly used in:I. Burning fossil fuelsII....
Ozone-depleting substances are those that contribute to the thinning of the ozone layer in the Earth's atmosphere, which can lead to harmful ultraviolet radiation reaching the surface. One such substance is chlorofluorocarbons (CFCs), which are mainly used in cooling and refrigeration applications, as well as in the manufacture of foam products.
Sources of Ozone-Depleting Substances:
I. Cooling and refrigeration applications: CFCs were commonly used as refrigerants in air conditioning and refrigeration systems, as well as in heat pumps and chillers. They are also used as solvents in industrial processes.
II. Manufacture of foam products: CFCs are used as blowing agents in the production of foam products, such as insulation, packaging, and cushions.
III. Other industrial applications: CFCs are also used in the production of aerosol sprays, fire extinguishers, and electronic cleaning solvents.
IV. Historical use in human activities: CFCs were also used in some medical applications, such as asthma inhalers, and as propellants in spray paint cans.
Conclusion:
Therefore, CFCs are mainly used in cooling and refrigeration applications, as well as in the manufacture of foam products, and are a major contributor to the depletion of the ozone layer. It is important to phase out the use of these substances in order to protect the ozone layer and prevent harmful effects on human health and the environment.
Sources of Ozone-Depleting Substances:
I. Cooling and refrigeration applications: CFCs were commonly used as refrigerants in air conditioning and refrigeration systems, as well as in heat pumps and chillers. They are also used as solvents in industrial processes.
II. Manufacture of foam products: CFCs are used as blowing agents in the production of foam products, such as insulation, packaging, and cushions.
III. Other industrial applications: CFCs are also used in the production of aerosol sprays, fire extinguishers, and electronic cleaning solvents.
IV. Historical use in human activities: CFCs were also used in some medical applications, such as asthma inhalers, and as propellants in spray paint cans.
Conclusion:
Therefore, CFCs are mainly used in cooling and refrigeration applications, as well as in the manufacture of foam products, and are a major contributor to the depletion of the ozone layer. It is important to phase out the use of these substances in order to protect the ozone layer and prevent harmful effects on human health and the environment.
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An ozone-depleting substance mainly used in:I. Burning fossil fuelsII....
Coolants of air conditioners and refrigerators consist of halons and CFCs which can deplete the Ozone layer.
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An ozone-depleting substance mainly used in:I. Burning fossil fuelsII. ChimneysIII. All human activitiesIV. Cooling and refrigeration applications, and in the manufacture of foam products.a)Only I, IIb)Only I, II, IIIc)Alld)Only IVCorrect answer is option 'D'. Can you explain this answer?
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An ozone-depleting substance mainly used in:I. Burning fossil fuelsII. ChimneysIII. All human activitiesIV. Cooling and refrigeration applications, and in the manufacture of foam products.a)Only I, IIb)Only I, II, IIIc)Alld)Only IVCorrect answer is option 'D'. Can you explain this answer? for UPSC 2025 is part of UPSC preparation. The Question and answers have been prepared according to the UPSC exam syllabus. Information about An ozone-depleting substance mainly used in:I. Burning fossil fuelsII. ChimneysIII. All human activitiesIV. Cooling and refrigeration applications, and in the manufacture of foam products.a)Only I, IIb)Only I, II, IIIc)Alld)Only IVCorrect answer is option 'D'. Can you explain this answer? covers all topics & solutions for UPSC 2025 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for An ozone-depleting substance mainly used in:I. Burning fossil fuelsII. ChimneysIII. All human activitiesIV. Cooling and refrigeration applications, and in the manufacture of foam products.a)Only I, IIb)Only I, II, IIIc)Alld)Only IVCorrect answer is option 'D'. Can you explain this answer?.
An ozone-depleting substance mainly used in:I. Burning fossil fuelsII. ChimneysIII. All human activitiesIV. Cooling and refrigeration applications, and in the manufacture of foam products.a)Only I, IIb)Only I, II, IIIc)Alld)Only IVCorrect answer is option 'D'. Can you explain this answer? for UPSC 2025 is part of UPSC preparation. The Question and answers have been prepared according to the UPSC exam syllabus. Information about An ozone-depleting substance mainly used in:I. Burning fossil fuelsII. ChimneysIII. All human activitiesIV. Cooling and refrigeration applications, and in the manufacture of foam products.a)Only I, IIb)Only I, II, IIIc)Alld)Only IVCorrect answer is option 'D'. Can you explain this answer? covers all topics & solutions for UPSC 2025 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for An ozone-depleting substance mainly used in:I. Burning fossil fuelsII. ChimneysIII. All human activitiesIV. Cooling and refrigeration applications, and in the manufacture of foam products.a)Only I, IIb)Only I, II, IIIc)Alld)Only IVCorrect answer is option 'D'. Can you explain this answer?.
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