Which change is observed in the ozone layer during the breakdown of ozone?
The breakdown of CFCs in the presence of UV rays produce _______, which is the main cause for depletion of ozone layer.
Question 14 ‘Ozone-hole’ means (a) a large sized hole in the ozone layer (b) thinning of the ozone layer (c) small holes scattered in the ozone layer (d) thickening of ozone in the ozone layer