Q: 42 (CDS-I/2016)


Which of the following statements is / are correct ?
1. Acid rain reacts with buildings made from limestone
2. Burning of sulphur containing coal can contribute to acid rain
3. Eutrophication is an effective measure to control pollution
Select the correct answer using the code given below:
question_subject: 
Science
question_year: 
2016
question_exam: 
CDS-I
stats: 
0,448,376,624,24,72,104