Reason (R) : CO, present in the atmosphere dissolves in rain water and forms carbonic acid,
A. Both (A. and (R) are correct and (R) is the correct explanation of (A).
B. Both (A) and (R) are correct hut (R) is not correct explanation of (A).
C. (A) is correct bitt (R) is wrong.
D. (A) is wrong but (R) is correct.
Answer:A
Reason (R) : CO, present in the atmosphere dissolves in rain water and forms carbonic acid,
A. Both (A. and (R) are correct and (R) is the correct explanation of (A). B. Both (A) and (R) are correct hut (R) is not correct explanation of (A). C. (A) is correct bitt (R) is wrong. D. (A) is wrong but (R) is correct.