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.Management Sciences
Category: General Microbiology
Post streptococcal acute glomerulo nephritis is an example of________________?
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A. Type I hypersensitivity
B. Type II hypersensitivity
C. Type III hypersensitivity
D. Type IV hypersensitivity
The best method of sterilization of dressing powder is_____________?
A. Autoclaving
B. Hot air oven
C. Inspissation
D. Tyndallization
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
Which of the following is an enrichment medium________________?
A. Blood agar
B. Selenite F Broth
C. Mac Conkey agar
D. Nutrient Broth
Secretory piece of IgA is synthesized in______________?
A. T-cells
B. B-cells
C. Lymph nodes
D. Mucosal epithelium
Moist heat kills all of the following EXCEPT_______________?
A. Brucella
B. Mycobacterium
C. Salmonella
D. Coxiella burnetti
B.C.G untrue is_____________?
A. live vaccine
B. T.B vaccine
C. Orally administered
D. All of the above
A type of immediately occuring reaction in which antigens combine with antibodies already attached to the surface of mast cells and basophils is called_____________?
A. Type I hypersensitivity
B. Type II hypersensitivity
C. Type III hypersensitivity
D. Type IV hypersensitivity
Active artificial immunization is induced by the administration of all of the following EXCEPT______________?
A. Bacterial products
B. Toxoids
C. Vaccines
D. Antitoxins
T cells multiplication is stimulated by_______________?
A. Macrolin
B. Heat
C. Bovine serum
D. Phytohaemagglutinin
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