Which component of the cell wall is responsible________________?
(A) Region I
(B) Region II
(C) Region III
(D) Boivin antigen
Moist heat kills all of the following EXCEPT_______________?
(A) Brucella
(B) Mycobacterium
(C) Salmonella
(D) Coxiella burnetti
One of the following statement about statements about sterilization is not true_______________?
(A) Liquid paraffin → Dry heat
(B) Glass syringes → Boiling at 169°C for 60 min
(C) Flash pasteurization of milk → 72° C for 15 seconds, followed quickly by rapid cooling to 13°C for lower
(D) Vaccines → Ethylene oxide
The best method of sterilization of dressing powder is_____________?
(A) Autoclaving
(B) Hot air oven
(C) Inspissation
(D) Tyndallization
Physical sterilization was discovered by__________________?
(A) Robert Koch
(B) Joeph Lister
(C) John Hunter
(D) Alexander flemings
Delayed tuberculin test response is due to_______________?
(A) B lymphocytes
(B) T lymphocytes
(C) Monocytes
(D) Histiocytes
Haptane is_______________?
(A) Same as epitopes
(B) Carrier required for specific antibody production
(C) High molecular protein
(D) None of the above
Function of T-lymphocyte is/are________________?
(A) Production of interferon
(B) Lymphokine production
(C) Rosette formation
(D) All of the above
Glasswares are sterilised by______________?
(A) Autoclaving
(B) Hot air oven
(C) Incineration
(D) Formaldehyde
The serum concentration of which of the following human IgG subclass is maximum ?
(A) IgG1
(B) IgG2
(C) IgG3
(D) IgG4