(A): Nowadays surface of the earth gets ...

(A): Nowadays surface of the earth gets heated up.
(R): `CO_2` and water vapour partly reflects IR radiation back to earth's surface.

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

Both (A) and (R) are true and (R) is not the correct explanation of (A)

(A) is true but (R) is false

(A) is false but (R) is true

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The correct Answer is:

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

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(A): Now a days surface of the earth gets heated up (R): CO_2 and water vapour partly reflects IR radiation back to earth.s surface

Both (A) and (R) are true and (R) is the correct explanation of (A)

Both (A) and (R) are true and (R) is not the correct explanation of (A)

(A) is true but (R) is false

Both (A) and (R) are false

Both A and R are true , and R is correct explanation of A

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

A is true but R is false

A is false but R is true

U.V rays

Cosmic

Infrared

Gamma rays