20. What natural process can lead to the destruction of ozone in the ozone layer

Question

20. What natural process can lead to the destruction of ozone in the ozone layer? A) earthquakes B) volcanic activity C) oxidation D) salt spray from the oceans What statistical value would be most suitable for determining if there is any trend over time in a 100 year data set of average annual temperatures for some location?A) overall mean B) standard deviation C) 10 year moving mean D) overall range 28. A table of data shows surface temperature over a large city near freezing and that temperatures are increasing to an altitude of 100 m, then cooling with further altitude. What will the forecast likely indicate in terms of the pollution index for the city? A) zero B) increasing C) decreasing D) none of the above

Explanation / Answer

Answer : 20) salt spray from ocean

The primary destructing agents of ozone layer are chlorine and bromine. Ocean water contains chlorine, by spraying of these chlorine molecules the ozone layer will be destroyed

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