The best skin disinfectant is________________?
(A) Chlorhexdine
(B) Alcohol
(C) Savlon
(D) None of the above
Culture medium for corynebacterium diphtheria_______________?
(A) Loefflers serum slope
(B) Mc Conkey
(C) Saboraud agar
(D) Lowenstein Jensen medium
Dorset’s egg medium is used for cultivation of______________?
(A) Staphylococcus
(B) Streptococcus
(C) Gonococcus
(D) Mycobacterium
The mechanism of genetic transfer where a phage serves as a vehicle is_______________?
(A) Transformation
(B) Translation
(C) Conjugation
(D) Lysogeny
Mesophilic organisms are those that grow best at temperature of______________?
(A) -20°C to -7°C
(B) -7°C to + 20°C
(C) 25°C to 40°C
(D) 55°C to 80°C
The anaphylaxis should be treated first with_____________?
(A) Epinephrine
(B) Steroids
(C) Anti histamines
(D) Antibiotics
Dry heat destroys microorganisms by_____________?
(A) Lysis
(B) Oxidation
(C) Hydrolysis of DNA
(D) Coagulation of proteins
Robertsons cooked meat medium is best suited for cultivation of_______________?
(A) Clostridia
(B) S. epidermidis
(C) Choleria
(D) Mycobacterium
The medium of choice for growing most fungi is_______________?
(A) Blood agar
(B) Tissue culture
(C) Sabouraud’s agar
(D) Thioglycollate medium
The distinguishing characteristic of a positive delayed type hypersensitivity skin test is______________?
(A) Erythema
(B) Necrosis
(C) Induration
(D) Vasculitis