Optics Question 75
Assertion : Environmental damage has decreased the amount of ozone in the atmosphere. Reason : Decrease of ozone increases the amount of ultraviolet radiation on earth.
[AIIMS 1996]
Options:
A) If both assertion and reason are true and the reason is the correct explanation of the assertion.
B) If both assertion and reason are true but reason is not the correct explanation of the assertion.
C) If assertion is true but reason is false.
D) If the assertion and reason are both false.
E) If assertion is false but reason is true.
Show Answer
Answer:
Correct Answer: D
Solution:
Ozone layer in the stratosphere helps in protecting life of organism from ultraviolet radiation on earth.
Ozone layer is depleted due to several factors like use of chlorofluoro carbon (CFC) which is the cause of environmental damages.