The ozone layer. It protects from ultraviolet.
Ozone layer protects us. It is present in the stratosphere.
Ozone layer protects us. It is present in the stratosphere.
The zone layer is nothing. The ozone layer protects us.
Ozone layer protects us from harmful UV rays. They are fatal for life on earth.
The ozone layer. It protects from ultraviolet.
Ozone layer protects us. It is present in the stratosphere.
The thing that protects the earth from ultraviolet rays given off by the sun is called the ozone layer. The ozone now has a large hole in it.
Ozone layer protects us. It is present in the stratosphere.
Ozone layer protects us. It is present in the stratosphere.
Ozone layer protects us. It is present in the stratosphere.
The ozone layer of atmosphere protects us from the sun's ultraviolet radiations. This ozone layer is present in the stratospheric region of the earth.
Ozone layer protects us. It is present in the stratosphere.
The zone layer is nothing. The ozone layer protects us.
Ozone layer protects us from UV rays. It is present in stratospere.
Ozone protects earth from UV rays. This is present as ozone layer.
Ozone layer protects us. It does so by blocking UV rays.