A. CO2
B. CCL
C. CFCs
D. CO
Ozone depletion occurs when chlorofluorocarbons (CFCs) and halons—gases formerly found in aerosol spray cans and refrigerants—are released into the atmosphere.
Related Mcqs
Related Mcqs
- Which of the following enhances soil fertility?
- Global warming is caused by __________?
- Which one of the following is the correct percentage of the two green house gases that contribute to the total global warming?
- In calm air the air temperature is -10o C, if the wind speed should increase to 30 knots (with no change in air temperature) the thermometer would indicate __________?
- Most of the natural gas used in the United States is consumed by __________?
- The phenomenon of occurrence of additional species found in the ecotone or transitional zone between adjoining ecosystems is known as ___________________.
- Water pollution is due to __________.
- An important reason for the large daily temperature range over deserts is __________?
Related Mcqs:
- Ozone depletion in the stratosphere will cause __________?
- The effect of ozone depletion include __________?
- Major cause of Ozone depletion is due to which chemical?
- The increase of temperature
- ___________ is the first country to have phased out the CFCs and HCFCs which are responsible for the depletion of the ozone layer.
- The Parliament enjoys legislative power over subjects in __________?
- Ozone depletion in stratosphere shall result in:?
- Ozone depletion occurs commonly due to_______________??
- Which of the following chemicals is responsible for the depletion of ozone layer in the atmosphere?
- In Microsoft Word the shortcut SHIFT DELETE is used to____________??
