Ozone protects biosphere from (1) X–rays (2) Gamma rays (3) Ultraviolet rays (4) Infrared rays Answer : Ultraviolet rays...
Ozone layer is formed due to reactions of : (1) oxygen and ultraviolet rays (2) carbon dioxide and layers of atmosphere (3) cosmic rays and layers of atmosphere (4) infrared rays and ultraviolet rays Answer : oxygen and ultraviolet rays...
Ozone layer above the surface of Earth provides a shield against (1) X-rays (2) Ultra-violet rays (3) Gamma rays (4) Infra-red rays Answer : Ultra-violet rays...
In the absence of ozone layer, which rays will enter into atmosphere? (1) Infrared (2) Visible (3) Ultraviolet (4) X-rays Answer : Ultraviolet...
Which of the following parts of the sunlight makes the solar cooker hot ? (1) Ultra violet (2) Red light (3) Infra red (4) Cosmic rays Answer : Infra red...
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