Microbiology Quiz 1

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Microbiology Quiz 1

1 / 50

Which of the following immunoglobulins has the highest mean serum concentration in humans_________________?

2 / 50

Bacteria acquire characteristics by all the following except_______________?

3 / 50

The difference between gram positive and negative bacteria lies in their_______________?

4 / 50

Investigation of choice for invasive amoebiasis is________________?

5 / 50

Lesions caused by Entameoba histolytica predominantly involve________________?

6 / 50

Cysticercosis celluosae is caused by_____________?

7 / 50

Disinfection frees the surface from______________?

8 / 50

Amoebic liver abscess can be diagnosed by demonstratig________________?

9 / 50

A type of immediately occuring reaction in which antigens combine with antibodies already attached to the surface of mast cells and basophils is called_____________?

10 / 50

The reaginic antibody is________________?

11 / 50

Which of the following enzyme is required to induce the formation of a plasma clot pathogenic staphylococci_____________?

12 / 50

Actinomycetes is______________?

13 / 50

The interaction of antigens with antibodies on the surface of a mast cel leads to degranulation and anaphylaxis. The mast cell granules produce anaphylaxis because they contain________________?

14 / 50

A cerebrospinal fluid of a 2 years old child has been sent to the laboratory to detect the presence of capsulated yeast. The staining technique most commonly employed for the purpose is______________?

15 / 50

Human immunoglobulins are divided based on_____________?

16 / 50

Teichoic acid is present in cell walls of_________________?

17 / 50

parasitic inflammation would show predominantly____________________?

18 / 50

Gram -ve bacteria stain during gram staining____________?

19 / 50

About Bacteroids True are all Except_______________?

20 / 50

Who first introduced solid media_______________?

21 / 50

IgG has subclasses_______________?

22 / 50

Common name for Trichuris trichura________________?

23 / 50

Candida is most often implicated in causation___________________?

24 / 50

Black pigmented anaerobes include all of the following except______________?

25 / 50

Each of the following can cause food poisoning except________________?

26 / 50

Type I hypersensitivity is mediated by which of the following immunoglobulins ?

27 / 50

All of the following lab tests can be used to distinguish streptococcus mutans from other oral streptococci, except______________?

28 / 50

Graft versus host reaction is caused by_________________?

29 / 50

The virus which causes Aplastic anemia in chronic hemolytic disease is_______________?

30 / 50

Which of the following methods is adopted for screening HIV infection ?

31 / 50

The best skin disinfectant is________________?

32 / 50

For the treatment of case of class III dog bite, all of the following are correct except_____________?

33 / 50

Portal of entry of poliovirus in mainly_______________?

34 / 50

Enterically transmitted NANB hepatitis B_____________?

35 / 50

IgG antibodies have a half-life of approximately_______________?

36 / 50

Hydatid cyst is__________________?

37 / 50

The facultative anaerobic bacteria are those who are_______________?

38 / 50

Which of the following viruses are most likely to cross placenta and cause foetal defect ?

39 / 50

The mechanism of genetic transfer where a phage serves as a vehicle is_______________?

40 / 50

Leptospirosis, all are true except______________?

41 / 50

Chemotactic cytokine is_________________?

42 / 50

Salivary peroxidise system is known to be effective agianst________________?

43 / 50

The difference between sterilization and disinfection is that_______________?

44 / 50

Causative organism for gas gangrene_______________?

45 / 50

Complement binding immunoglobin via the classical pathway is_______________?

46 / 50

Incubation pariod of herpes zoster is________________?

47 / 50

Mycobacterium tuberculosis is differentiated from other atypical mycobacteria by______________?

48 / 50

Which of the following provides best gurantee for sterlization in the heat sterilizer ?

49 / 50

A child presents with infective skin lesions of the leg. Culture was done which showed gram positive cocci in chains and haemolytic colonies. Which of the following tests will best identify the organism ?

50 / 50

The earliest identifiable cells of T-Cell lineage during maturation are_______________?

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