A. Transduction
B. Translation
C. Cell fusion
D. Conjugation
✅ The correct answer is option Conjugation.
Microbiology MCQs
2. Toxic shock syndrome is due to the following virulence factor_____________?
A. M protein
B. Pyrogenic exotoxin
C. Streptolysin 0
D. Carbohydrate cell wall
✅ The correct answer is option Pyrogenic exotoxin.
3. Staphylococcal toxic shock syndrome (SSS syndrome) is due to______________?
A. Enterotoxin A
B. Enterotoxin B
C. Enterotoxin D
D. Enterotoxin F
✅ The correct answer is option Enterotoxin F.
4. Noguchi’s medium is used for________________?
A. Bordetella
B. Brucella
C. Borrelia
D. None of the above
✅ The correct answer is option Borrelia.
5. Dorset’s egg medium is used for cultivation of______________?
A. Staphylococcus
B. Streptococcus
C. Gonococcus
D. Mycobacterium
✅ The correct answer is option Mycobacterium.
6. Staphylococcus does not causes_______________?
A. Osteomyelitis
B. Abscess
C. Scarlet fever
D. Pneumonia
✅ The correct answer is option Scarlet fever.
7. Investigation of choice for invasive amoebiasis is________________?
A. Indirect hemagglutination
B. ELISA
C. Counter immune electroporesis
D. Microscopy
✅ The correct answer is option ELISA.
8. Fungal infection of human beings is called as_____________?
A. Mucorsis
B. Mycosis
C. Fungosis
D. Micromia
✅ The correct answer is option Mycosis.
9. Australian antigen is_______________?
A. HB Ag
B. HBs AG
C. HBV
D. None of the above
✅ The correct answer is option HBs AG.
10. Serological study for prevalence of Hepatitis B is best done by______________?
A. Surface antigen
B. Surface antibody
C. Core antigen
D. Core antibody
✅ The correct answer is option Surface antigen.