Mercuric chloride is used as a

A. Fumigant

B. Fungicide

C. Surface sterilant

D. Antibiotic

Answer: Option C

Solution(By Examveda Team)

Mercuric chloride is used as a Surface sterilant.
Mercuric Chloride is an odorless, white crystal or powder. Mercuric chloride is used as a disinfectant to remove surface microorganisms. The result showed that the increasing concentration of mercuric chloride inhibits the growth of bacteria efficiently with increasing contact time.