Related Questions

Name the international treaty designed to protect the ozone layer from CFCs.
A Sigma protocol
B Montreal protocol
C Ozone protocol
D Green protocol
Which of the following chemicals is responsible for depletion of ozone layer in the atmosphere?
A Chlorofluorocarbons
B Nitrous oxide
C Sulphur dioxide
D Carbon dioxide
Which of the following chemical materials is responsible for the depletion of ozone layer in the atmosphere ?
A Nitrous oxide
B Carbon dioxide
C Chlorofluorocarbon
D Sulphur dioxide
Release of which among the following is the primary reason for depletion of the ozone layer?
A Nitrous oxide
B Hydrogen dioxide
C Chlorofluro carbon
D Carbon monoxide
Very small amount of air pollutants are present in stratosphere also; though most of the atmospheric pollutants are present in the troposphere. Which of the following atmospheric pollutants does not cause the ozone layer depletion in atmosphere at tremendous rate?
A CO
B SO2
C NOx
D CFC (chloro fluoro carbons)
Depletion of ozone layer causes
A Breast cancer
B Skin cancer
C Lung cancer
D Blood cancer
CFC (chloro fluoro carbon) is very highly reactive in causing depletion of ozone layer in the atmosphere. Each atom of chlorine liberated from CFC is capable of decomposing __________ molecules of ozones.
A 102
B 105
C 109
D 1015
The depletion in Ozone layer is caused by ________ .
A Nitrous oxide
B Carbon dioxide
C Chlorofluorocarbons
D Methane
The depletion of ozone layer is due to
A Chlorofluorocarbons
B Carbon dioxide
C Sulphur dioxide
D Ethane
The depletion of Ozone layer is mainly due to
A Volcanic eruptions
B Aviation fuels
C Radioactive rays
D Chlorofluorocarbons

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