question_answer

Match Column-1 with Column- II and select the correct answer using the codes given below.

	Column-I		Column-II
A.	Nitrous oxide	I.	Secondary pollutant
B.	Chlorofluorocarbon	II.	Combustion of fossil fuels,
C.	Methane	III.	Denitrification
D.	Ozone(\[{{O}_{3}}\])	IV.	Refrigerators
E.	Carbon dioxide	V.	Cattle, rice field, toilets.

A) A-III;    B- IV;    C- V;    D- I;    E-II

B) A-V;     B- I;      C- III;   D-IV;   E- II

C) A-IV;    B-V;      C-I;      D-II;    E-III

D) A-1;     B-III;      C-IV;   D-V;    E-II