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CBSE Notes 2011-2012

Assertion (A) :The Ozone layer in the atmosphere is getting depleted allowing more UV rays to reach ...

Multiple choice question

Assertion (A) :The Ozone layer in the atmosphere is
getting depleted allowing more UV rays
to reach earth.
Reason (R) :CFC is broken down by UV radiation
resulting attack on the Ozone molecules'
damaging the Ozone umbrella of earth.

unknown

Both 'A' and 'R' are true and 'R' is the correct
explanation of A.

unknown

Both 'A' and 'R' are true but 'R' is not the correct
explanation of 'A'

unknown

'A' is false but 'R' is true.

unknown

Both 'A" and R' are false