Which of the following is not one of the prime health risks associated with greater UV radiation through the atmosphere due to the depletion of the stratospheric zone?
The zone of atmosphere in which the ozone layer is present is called:
1. Ionosphere
2. Mesosphere
3. Stratosphere
4. Troposphere
Which one of the following is a wrong statement?
1. | Most of the forests have been lost in tropical areas |
2. | Ozone in upper part of atmosphere is harmful to animals |
3. | Greenhouse effect is a natural phenomenon |
4. | Eutrophication is a natural phenomenon in freshwater bodies |
''Good ozone'' is found in the:
1. Ionosphere
2. Mesosphere
3. Troposphere
4. Stratosphere
Montreal protocol aims at:
1. reduction of ozone depleting substances
2. biodiversity conservation
3. control of water pollution
4. control of CO2 emission
Global agreement in specific control strategies to reduce the release of ozone-depleting substance was adopted by:
1. Rio de Janeiro Conference
2. The Montreal Protocol
3. The Kyoto Protocol
4. The Vienna Convention
Montreal protocol which calls for appropriate action to protect the ozone layer from human activities was passed in the year:
1. 1986
2. 1987
3. 1988
3. 1985