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Virology Objective Questions and Answers | Virology MCQs

Questions
1 In cell culture the DISADVANTAGE of including sodicum bicarbonate as a buffering system in the media is:
A cost of the reagent
B not well tolerated by cells
C least similar to mammalian repiratory system
D short shelf lifehence should add just prior to use

Answer:short shelf lifehence should add just prior to use
2 Reactivation of what latent virus can cause shingles?
A VZV
B Enveloped, ds, diploid RNA
C Enveloped, ss, diploid RNA
D Nonenveloped, diploid DNA

Answer:VZV
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3 What is the cause of infectious mononucleosis?
A type of specimen
B collection date
C EBV
D date of onset

Answer:EBV
4 What causes painful vesicular or ulcerative lesions at various mucocutaneous sites?
A Arenaviridae
B Caliciviridae
C HSV
D Picronaviridae

Answer:HSV
5 What cuases regular winter and spring outbkres of bronchitis and pneumonitis in young infants and children?
A has less buffering capacity
B may contain up to 2% FBS
C RSV
D slows cell metabolism

Answer:RSV
6 What is transmitted by sexual contact and by exposure to secretions or blood from infected individuals?
A HFDL cells
B Monkey kidney cells
C HIV
D a and b only

Answer:HIV
7 VRDL uses what as the test of choice to identify suspected cases of Norovirus:
A Isolation attempts in cell culture
B DFA on clinical samples
C PCR on clinical samples
D EIA

Answer:PCR on clinical samples
8 Ready cells (R-Mix) cell lines include:
A MDCK and A549
B Mink Lung and A549
C BGMK and A549
D MRC-5 and MDCK

Answer:Mink Lung and A549
9 Direct ) immunofluoresence can be used to:
A Detect antibody
B Detect antigen
C Identify cell culture isolates
D a and b only
E b and c only

Answer:b and c only
10 There two viruses demonstrate spongy syncytium in monkey kidney epithelial cells:
A parainfluenza 4 and mumps
B Adenovirus and Mumps
C Parainfluenza 2 and Mumps
D Rubella and Mumps

Answer:Parainfluenza 2 and Mumps

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