Ozone is a light bluish gas found in the upper-layer of atmosphere called as _______ .
Ionosphere
Mesosphere
Stratosphere
Hydrosphere
Ozone is a light bluish gas found in the upper-layer of atmosphere called as stratosphere.
Ozone is present in the upper layer of the atmosphere called the ___ .
Which gas causes the depletion of the ozone layer in the upper atmosphere of the Earth?