A) disinfectant
B) antiseptic
C) antibiotic
D) analgesic
Correct Answer: B
Solution :
(1) Disinfectant The substance which kill micro- organisms but are not safe for living tissue. (2) Antiseptic The substances which kill micro- organisms and also are safe for living tissue (3) Antibiotic The substances which are produced by micro-organisms and inhibit the growth of other micro-organisms. (4) Analgesic The substance used to relieve pains. \[\therefore \] Bithional is generally added to bathing soaps to reduce the odour produced by bacterial decomposition of organic matter on the skin. \[\therefore \] It is an antiseptic.
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