Q: 11 (CAPF/2008)

Consider the following statements—
1. The main constituent of LPG is Butane.
2. The main constituent of Biogas is Methane.
Which of the statements given above is/are correct ?
question_subject: 
Science
question_year: 
2008
question_exam: 
CAPF
stats: 
0,664,256,32,224,664,0