Q: 81 (IAS/2019)

Consider the following statements:
1. Agricultural soils release nitrogen oxides into environment.
2. Cattle release ammonia into environment.
3. Poultry industry releases reactive nitrogen compounds into environment.
Which of the statements given above is/are correct?
question_year: 
2019
question_exam: 
IAS
stats: 
0,392,152,56,24,72,392