Which of the following gases is the most harmful to the ozone layer
Everyday Science / Branch of Science — Multiple-choice practice
مندرجہ ذیل میں سے کون سی گیس اوزون کی تہہ کے لیے سب سے زیادہ نقصان دہ ہے؟
- A. CO2
- B. Nitrogen oxide
- C. Chlorofluorocarbon
- D. Sulphur dioxide
Correct answer
Chlorofluorocarbon
Explanation
Explanation Chlorofluorocarbon gas is the most harmful to the ozone layer. The s tratospheric ozone layer is Earth's “ sunscreen ” protecting living things from too much ultraviolet radiation from the sun. Oxygen layer in the atmosphere Ozone protects us from the harmful ultraviolet radiation of the sun. Ozone formula : O3 The ozone layer lies approximately 15-40 kilometers (10-25 miles) above the Earth's surface, in the stratosphere. The ozone layer is depleting : Air pollution
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