311UPPSC2010Environment & EcologyEnglish
Consider the following statements. Assertion (A): Ozone is essential for biotic life. Reason (R): The ozone layer protects the earth’s surface from high energy radiation. Select the correct answer from the code given below.
Show answerAnswer & explanation
Correct option: A — Both (A) and (R) are true and (R) is the correct explanation of (A)
