Q: 2 (IAS/2011)

Consider the following:
1. Carbon dioxide
2. Oxides of Nitrogen
3. Oxides of Sulphur
Which of the above is/ are the emission/ emissions from coal combustio nat thermal power plants ?
question_subject: 
Ecology
question_year: 
2011
question_exam: 
IAS
question_sub_subject: 
Ecology
question_topic: 
Ecology
stats: 
0,13304,4704,600,1392,2712,13304