(B) The statement in option $B$ is incorrect. In a biogas plant,a floating cover is placed over the slurry,which keeps on rising as the gas is produce

Name: Exam Paper Generator | JEE NEET Paper Generator | Vedclass
Brand: Vedclass
Rating: 5 (35 reviews)

$A$ floating cover is placed over the slurry,which keeps on rising as the gas is consumed in the tank.

(B) The statement in option $B$ is incorrect. In a biogas plant,a floating cover is placed over the slurry,which keeps on rising as the gas is produced in the tank due to microbial activity,not as it is consumed.

Class 12 Biology Microbes in Human Welfare Microbes in Production of Biogas

Medium

Identify the incorrect statement with respect to a biogas plant.

A
It consists of a concrete tank,$10-15$ feet deep,in which bio-wastes are collected and a slurry of dung is fed.
B
$A$ floating cover is placed over the slurry,which keeps on rising as the gas is consumed in the tank.
C
It has an outlet,which is connected to a pipe to supply biogas to nearby houses.
D
The spent slurry is removed and may be used as fertilizer.