81. Bacterial cell does not possess___________________?
A. dna
B. Ribosome
C. Mitochondria
D. Cell wall
✅ The correct answer is option Mitochondria.
Microbiology MCQs
82. One of the following is a treponemal test for diagnosis of syphilis_____________?
A. FTAB
B. Widal test
C. Wasserman test
D. Kahn test
✅ The correct answer is option FTAB.
83. True about Toxaplasma gondi is, it is carried by_______________?
A. cats
B. Dogs
C. Rats
D. Cow
✅ The correct answer is option cats.
84. Opportunistic infection is caused by___________________?
A. Penicillium
B. Mucor
C. Aspergillus
D. All of the above
✅ The correct answer is option All of the above.
85. Out of the following hypersensitivity reactions, in which type a single dose of the antigen can act as both the sensitizing and shocking dose_______________?
A. Anaphylaxis
B. Arthus reaction
C. Serum sickness
D. Contact dermatitis
✅ The correct answer is option Serum sickness.
86. The classic opportunistic infection in acquired immune deficiency syndrome is_____________?
A. Apthous stomatitis
B. Tuberculosis
C. Pneumocystis carinii pneumonia
D. Herpetic gingivostomatitis
✅ The correct answer is option Pneumocystis carinii pneumonia.
87. Characters of exotoxin include all, except_______________?
A. Protein polysaccharide complex
B. Heat labile
C. Highly potent
D. Has specific tissue affinity
✅ The correct answer is option Protein polysaccharide complex.
88. Hot air oven is used for sterilization of all EXCEPT__________________?
A. Glassware
B. Rubber tubes
C. Sharp instrument
D. Liquid paraffin
✅ The correct answer is option Rubber tubes.
89. Leprosy bacilli can be grown in_________________?
A. Foot paid on nine branded armadilo
B. Tail of guinea pig
C. Testes of albino rats
D. Testes of guinea pig
✅ The correct answer is option Foot paid on nine branded armadilo.
90. The Process of attenuation can be achieved by all except___________________?
A. Growing bacteria in adverse environment
B. Growing bacteria in unconventional host
C. Serial passage in an experimental host
D. Repeated cultures in artificial media
✅ The correct answer is option Serial passage in an experimental host.