CUET Preparation Today
CUET
Biology
Microbes in Human Welfare
The composition of biogas is -
$CH_4, H_2S$ and $N_2$
$CH_4, H_2$ and $O_2$
$CH_4, H_2S$ and $CO_2$
$CH_4, SO_2$ and $CO_2$
The correct answer is Option (3) → $CH_4, H_2S$ and $CO_2$
