Question

Q. Consider the following statements

Which of the above statement/s is/are correct?

• A.
  1 and 2 only
• B.
  2 only
• C.
  2 and 3 only
• D.
  1 and 3 only

Answer 1

The correct option is B

2 only
Explanation

Statement 1 is incorrect: The zone separating the troposphere from the stratosphere is known as the tropopause.

Statement 2 is correct: The temperature in the troposphere decreases at the rate of 1’C for every 165m of height.

Statement 3 is incorrect: The stratosphere contains the ozone layer that shields the earth from harmful UV radiations.