Microbiology MCQs

Page No. 43

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


aVirus isolation

✖


bWestern blot followed by ELISA

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c ELISA followed by western blot technique

✓


dPolymers chain reaction

✖



Australian antigen is_______________?


aHB Ag

✖


b HBs AG

✓


cHBV

✖


dNone of the above

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View Answer HBs AG

EBV causes all except_________________?


aCarcinoma of nasopharynx

✖


b Papilloma

✓


cInfectious mononucleosis

✖


dBurkitt’s lymphoma

✖


View Answer Papilloma

True about HIV are all except______________?


a DNA virus

✓


bAttacks CD4 cells

✖


cMacrophages are the reservoir

✖


dDecrease CD4 count in late stages

✖


View Answer DNA virus

All are oncogenic except________________?


aEB virus

✖


bPapilloma virus

✖


cHerpes simplex virus

✓


dVaricella zoster virus

✖


View Answer Herpes simplex virus

DNA covering material in a virus is called as________________?


aCapsomere

✖


bCapsid

✓


c Nucleocapsid

✖


dEnvelope

✖


View Answer Capsid

Plaque test is used routinely in virology lab’s for________________?


aIdentification of viral disease

✓


bTo separate specific clone of virus

✖


c To maintain certain viral culture

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dTo prepare vaccines

✖



During the Window period of patient with AIDS_______________?


aELISA IS – ve

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bWestern Blot is – ve

✖


cBoth are – ve

✓


dPCR is – ve

✖


View Answer Both are – ve

Viruses can be isolated from clinical samples by cultivation in the following except_______________?


aTissue culture

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bEmbryonated eggs

✖


cAnimals

✖


dChemically defined media

✓



Hepatitis B infection spreads through all of the following routes except______________?


aBlood transfusion

✖


b Sexual contact

✖


cFaeco oral route

✓


dPerinatal transmission

✖


View Answer Faeco oral route

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