Microbiology Quiz 1
1 / 50
IgG antibodies have a half-life of approximately_______________?
2 / 50
Hydatid cyst is__________________?
3 / 50
Black pigmented anaerobes include all of the following except______________?
4 / 50
The reaginic antibody is________________?
5 / 50
Teichoic acid is present in cell walls of_________________?
6 / 50
Causative organism for gas gangrene_______________?
7 / 50
The virus which causes Aplastic anemia in chronic hemolytic disease is_______________?
8 / 50
Lesions caused by Entameoba histolytica predominantly involve________________?
9 / 50
Leptospirosis, all are true except______________?
10 / 50
Actinomycetes is______________?
11 / 50
Which of the following viruses are most likely to cross placenta and cause foetal defect ?
12 / 50
The mechanism of genetic transfer where a phage serves as a vehicle is_______________?
13 / 50
Portal of entry of poliovirus in mainly_______________?
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
Candida is most often implicated in causation___________________?
16 / 50
Which of the following enzyme is required to induce the formation of a plasma clot pathogenic staphylococci_____________?
17 / 50
Bacteria acquire characteristics by all the following except_______________?
18 / 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_____________?
19 / 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 ?
20 / 50
Investigation of choice for invasive amoebiasis is________________?
21 / 50
Common name for Trichuris trichura________________?
22 / 50
Enterically transmitted NANB hepatitis B_____________?
23 / 50
Graft versus host reaction is caused by_________________?
24 / 50
parasitic inflammation would show predominantly____________________?
25 / 50
Amoebic liver abscess can be diagnosed by demonstratig________________?
26 / 50
Salivary peroxidise system is known to be effective agianst________________?
27 / 50
IgG has subclasses_______________?
28 / 50
Type I hypersensitivity is mediated by which of the following immunoglobulins ?
29 / 50
The earliest identifiable cells of T-Cell lineage during maturation are_______________?
30 / 50
Human immunoglobulins are divided based on_____________?
31 / 50
The facultative anaerobic bacteria are those who are_______________?
32 / 50
Each of the following can cause food poisoning except________________?
33 / 50
The difference between sterilization and disinfection is that_______________?
34 / 50
Mycobacterium tuberculosis is differentiated from other atypical mycobacteria by______________?
35 / 50
The best skin disinfectant is________________?
36 / 50
Gram -ve bacteria stain during gram staining____________?
37 / 50
Chemotactic cytokine is_________________?
38 / 50
Complement binding immunoglobin via the classical pathway is_______________?
39 / 50
Which of the following immunoglobulins has the highest mean serum concentration in humans_________________?
40 / 50
For the treatment of case of class III dog bite, all of the following are correct except_____________?
41 / 50
About Bacteroids True are all Except_______________?
42 / 50
Which of the following methods is adopted for screening HIV infection ?
43 / 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________________?
44 / 50
Incubation pariod of herpes zoster is________________?
45 / 50
The difference between gram positive and negative bacteria lies in their_______________?
46 / 50
All of the following lab tests can be used to distinguish streptococcus mutans from other oral streptococci, except______________?
47 / 50
Cysticercosis celluosae is caused by_____________?
48 / 50
Disinfection frees the surface from______________?
49 / 50
Which of the following provides best gurantee for sterlization in the heat sterilizer ?
50 / 50
Who first introduced solid media_______________?
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