Question

Which of the following statements about stratosphere is/are correct?

• A. Beyond the stratopause lies the second layer, the mesosphere.
• B. The stratosphere has a thin layer of gas called the ozone layer.
• C. Ozone gas in stratosphere protects human beings from the harmful ultraviolet rays.
• D. The stratosphere displays similar temperature variation like the troposphere.

Answer 1

Answer: (B), (C)

The correct options are
B The stratosphere has a thin layer of gas called the ozone layer.
C Ozone gas in stratosphere protects human beings from the harmful ultraviolet rays.

After the troposphere, there is the second layer called the stratosphere. It holds a thin layer of gas called the ozone layer. Ozone gas protects human being form the harmful UV rays coming from the Sun. The temperature variation in the stratosphere is opposite to the troposphere. Beyond the stratosphere lies the third layer, the mesosphere.