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Ozone Depletion
Exposure to ultraviolet rays can cause:
Sun burn
Actinic keratosis
Solar elastosis
All of above
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Ozone Depletion
Molecules of ‘CFCs’ are dissociated by ultraviolet radiations in the
Stratosphere
Atmosphere
Biosphere
Troposphere
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Ozone Depletion
‘ozone’ layer from high flying jet is much lower than
CFCs
CH4
Cl
N
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Ozone Depletion
Earth is encircled in a layer of air, known as
Gases
Ozone
vapours
Atmosphere
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Ozone Depletion
Chlorine free radical reacts with ‘ozone’ to form
CFCs
Chlorine Oxide
NO2
Bromine Oxide
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Ozone Depletion
‘EESC’ stands for
Equivalent effective stratospheric chlorine
Effective equivalent stratospheric chlorine
Electro effective stabilized chemical
Electronic equivalent stratopheric chlorine
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Ozone Depletion
‘HCFCs’ can be used in refrigerants instead of
CO2
Chlorine
CFCs
CO2
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Ozone Depletion
What is involved in ozone depletion ?
Chlorofluorocarbons (CFCs)
Carbon tetrachloride (CCl4)
Carbon tetrafluoride (CF4}
All of above
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Ozone Depletion
What does a single chlorine free radical destroy ?
Ultraviolet radiations
Atmosphere
Biosphere
Ozone layer
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Ozone Depletion
Process involved in converting ultraviolet radiation (UV) into heat, known as
Inferring process
Process skill of science
Chapman process
Conversion process
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