Question

what is a ozone layer????

Answer 1

The ozone layer or ozone shield is a region of Earth's stratosphere that absorbs most of the Sun's ultraviolet radiation. It contains high concentrations of ozone (O3) in relation to other parts of the atmosphere, although still small in relation to other gases in the stratosphere.

Answer 2

a layer in the upper stratosphere where the concentration of ozone is much and acts as a shield to prevent harmful UV rays is called as ozone layer