Major cause of Ozone depletion is due to which chemical?

Related MCQs

• Which of the following is the major cause of pollution
• The presence of Ozone layer in the atmosphere was first observed by:
• The most dangerous pollutant to Ozone layer is:
• Ozone layer is known as the earth’s
• A combination of smoke, fog and chemical pollutants seen in industrialized cities is known as -------- ----------
• Which one is not the cause of market failure
• Which of the following factors does not cause soil degradation?
• The environmental cause for increase in skin cancer, cataract and mutation is:
• What is the main cause of air pollution?
• Effluents from proper mills cause water pollution through