Which of the following disinfectants is used to kill the pathogenic bacteria?
APotassium permanganate
BChlorine
CIodine and bromine
DOzone
No.1 PSC Learning App
★
★
★
★
★
Related Questions:
Pipe which carries discharges from urinals and water closets are
The whole circle bearing of a line observed by a prismatic compass is 110°. It is bearing read on a surveyor's compass, is
The ratio of effective length of the column to the least radius of gyration of the cross section
The points on which both back sight and fore sight are taken is known as
The sudden rise or heading up of water level on the upstream side of a bridge due to the obstruction caused by the bridge to the flow