Which of the following are some of the important pollutants released b – McqOptions

MCQOPTIONS

1.	Which of the following are some of the important pollutants released by the steel industry in India? Oxides of Sulfur 2. Oxides of Nitrogen 3. carbon monoxide 4. carbon dioxide Select the correct answer using the code given below
A.	केवल 1 और 24
B.	1,2,3 और 4
C.	केवल 2 और 3
D.	केवल 1,3 और 4
Answer» C. केवल 2 और 3

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