Medical Microbiology Objective Type Questions And Answers

16. The suitable assay method for antibiotics is
a. Enzymatic assay
b. Turbidometric assay
c. End point determination assay
d. Metabolic assay
Ans: C

17. ELISA test is used for the identification of
a. Janudice
b. AIDS
c. Cancer
d. Diabetis
Ans: B

18. Incubation period for infective Hepatitis disease
a. 45 – 80 days
b. 15 – 35 days
c. 35 – 50 days
d. 5 – 15 days
Ans: D

19. All of the following are bacteriostatic chemotherapeutic agents except
a. Bacitracin
b. Chloramphenicol
c. Novobiocin
d. Tetracycline
Ans: A

20. Kinetosomes are observed in
a. Algae
b. Fungi
c. Protozoa
d. Viruses
Ans: C

21. ß-lactum ring is present in
a. Erythromycin
b. Penicillin
c. Tetracyclins
d. Chromphenical
Ans: B

22. Antibiotic produced from streptomyces orientalis is
a. Streptomycin
b. Penicillin
c. Vancomycin
d. Both a and b
Ans: C

23. The drug of choice for dermal, oral and vaginal candidiasis is
a. Griseofulvin
b. Amphoterein B
c. Gentian violet
d. Nystatin
Ans: D

24. Botulism means
a. Food adultration
b. Food poisioning by streptococcus bacteria
c. Chemical contamination of food
d. Food processing
Ans: C

25. Chloramphenicol is obtained from
a. Streptomyces griseus
b. Streptomyces venezuelae
c. Streptomyces pyrogenes
d. None of these
Ans: B

26. Streptomycin is obtained from
a. Streptococcus species
b. Streptomyces griseus
c. Straphylococcus aureus
d. None of these
Ans: A

27. The treatment required for small bodies of water is
a. Disinfection
b. Filtration
c. Purification
d. All of these
Ans: D

28. Surface ropiness is caused by
a. Alkaligenes viscolactis
b. Streptococcus
c. both a and b
d. None of these
Ans: D

29. Septicaemia is
a. Bacteria in blood
b. Toxin in blood
c. Pus in blood
d. Multiplication of bacteria and toxins in blood
Ans: D

30. In AIDS, Kaposis sarcoma may respond to
a. Interleukin – 2 infusion
b. Azathioprine
c. Alpha interferon
d. None of these
Ans: C

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