71. The mechanism by which most fungi caused disease is ________________?
A. exotoxin production
B. lecithinase production
C. hypersensitivity
D. Coagulase production
✅ The correct answer is option hypersensitivity.
Microbiology MCQs
72. Smith noguchi’s media is used for_______________?
A. Salmonella
B. Klebsiella
C. Spirochetes
D. Bacillus
✅ The correct answer is option Spirochetes.
73. Highest incidence of anemia in the tropics is due to______________?
A. Hook worm
B. Thread worm
C. Ascaris
D. Guinea worm
✅ The correct answer is option Hook worm.
74. Incubation pariod of herpes zoster is________________?
A. 7-14 days
B. 1 months
C. 1-2 years
D. 3-6 months
✅ The correct answer is option 7-14 days.
75. Probiotic organism used_________________?
A. E coli
B. Bifido bacteria
C. Staphylococcus
D. Salmonella
✅ The correct answer is option Bifido bacteria.
76. An example of naturally acquired passive immunity is__________________?
A. Hepatitis vaccination
B. Gamma globulin injection
C. Immune blood transfusion
D. Placental transfer of antibodies
✅ The correct answer is option Placental transfer of antibodies.
77. Serum sickness syndrome is an example of________________?
A. Anaphylactic
B. Angioneurotic edema
C. Cell-mediated immunity
D. Systemic arthus reaction
✅ The correct answer is option Systemic arthus reaction.
78. A sporangium contains_______________?
A. Spherules
B. porangiospores
C. Chlamydospores
D. Oidia
✅ The correct answer is option porangiospores.
79. Kaposi’s sarcoma (KS) usually occurs when CD4 Lymphocyte counts are_____________?
A. Above 600
B. Between 1000-2000
C. Below 200
D. Above 2000
✅ The correct answer is option Below 200.
80. In HIV, gp 120, envelope glycoproteins bind specifically to______________?
A. CD8 T-cells
B. CD4 T-cells
C. B – cells
D. NK – cells
✅ The correct answer is option CD4 T-cells.