Top 1000+ Solved Microbiology MCQ Questions Answer
Q. E.coli produces the following toxins:
a. Enterotoxin
b. Endotoxins
c. Verocytotoxins
d. Hemolysins
Q. Causative organism of diphtheria wasfirst demonstrated by
a. Robert Koch
b. Lois Pasteur
c. Klebs and Loeffler
d. Volhard and Fahr
Q. Coryne bacterium is
a. Gram positive
b. Resistant to Penicillin
c. Gram negative
d. Resistant to Chloramphenicol
Q. C. diphtheriae consists of
a. Startch granules
b. Polymeta phosphate granules
c. Lipid granules
d. None of these
Q. The incubation period of diphtheriae is
a. Upto 2 week
b. Upto 1 week
c. 2–4 weeks
d. None of these
Q. Diphtheria virulence test is
a. Ascoli’s thermoprecipitation test
b. Eleck’s gel precipitation test
c. C.R.P test
d. M.R.T. test
Q. Main symptom of tuberculosis is
a. Tubercle formation
b. Liquid formation
c. Both a and b
d. None of these
Q. Negative Mantoux test is important in
a. Pulmonary Koch’s syndrome
b. Sarcoidosis
c. Carcinoma bronchus
d. Lymphoma
Q. Bacilli Calmette Guerin (BCG) contains theavirulent strains of
a. Human tubercle bacilli
b. Avian tubercle bacilli
c. Bovine tubercle bacilli
d. A typical mycobacteria
Q. Drugs used against tuberculosis (TB) are
a. Refampicin, Isoniazid
b. Pyrazinamide, Streptomycin
c. Both a and b
d. None of these