2012 · Q67
Consider the following statements:
- 1Ozone is mostly found in the stratosphere.
- 2Ozone layer lies 55-75 km above the surface of the Earth.
- 3Ozone absorbs ultraviolet radiation from the Sun.
- 4Ozone layer has no significance for life on the Earth.
Which of the statements given above are correct?
General KnowledgeGeography
- A1 and 2
- B1 and 3
- C2 and 3
- D3 and 4
Explanation
Ozone is concentrated in the stratosphere (~15-35 km, not 55-75 km) and absorbs UV; it is vital for life. So 1 and 3.