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MCQs

Total Questions : 463 | Page 5 of 47 pages
Question 41. Which of the following hepatitis viruses is not RNA virus?
  1.    Hepatitis A virus
  2.    Hepatitis B virus
  3.    Hepatitis E virus
  4.    Hepatitis G virus
 Discuss Question
Answer: Option B. -> Hepatitis B virus
Answer: (b).Hepatitis B virus
Question 42. Which of the following nucleic acid is present in hepatitis B virus?
  1.    dsDNA
  2.    ssRNA
  3.    ssDNA
  4.    dsRNA
 Discuss Question
Answer: Option A. -> dsDNA
Answer: (a).dsDNA
Question 43. The cell lines which can support the growth of polioviruses is/are
  1.    Human amnion
  2.    Monkey kidney
  3.    HeLa
  4.    All of these
 Discuss Question
Answer: Option D. -> All of these
Answer: (d).All of these
Question 44. The agent representing an isolate of hepatitis G virus is
  1.    GBA-A
  2.    GBV-B
  3.    GBV-C
  4.    none of these
 Discuss Question
Answer: Option C. -> GBV-C
Answer: (c).GBV-C
Question 45. Hepatitis G virus belongs to the family
  1.    Caliciviridae
  2.    Flaviviridae
  3.    Hepadnaviridae
  4.    Coronaviridae
 Discuss Question
Answer: Option B. -> Flaviviridae
Answer: (b).Flaviviridae
Question 46. Which of the following antigenic types of hepatitis B virus is prevalent in India?
  1.    Adw
  2.    Adr
  3.    Ayw
  4.    Ayr
 Discuss Question
Answer: Option C. -> Ayw
Answer: (c).Ayw
Question 47. The most complex type of bacterial viruses having hexagonal head, a rigid tail with a contractile sheath and tall fibers is morphologically classified as
  1.    A
  2.    B
  3.    C
  4.    D
 Discuss Question
Answer: Option A. -> A
Answer: (a).A
Question 48. Bacteriophages have been used widely in genetic research, since they are the smallest and simplest biological entities capable of
  1.    self-replication
  2.    duplication
  3.    self-duplication
  4.    multiplication
 Discuss Question
Answer: Option A. -> self-replication
Answer: (a).self-replication
Question 49. Lesions on chorioallantoic membrane are produced by
  1.    Herpes B virus
  2.    Vaccinia virus
  3.    Herpes simplex virus
  4.    all of these
 Discuss Question
Answer: Option D. -> all of these
Answer: (d).all of these
Question 50. Which of the following is not true of virions?
  1.    Reproduce independently
  2.    Contain DNA
  3.    Contain RNA
  4.    Are extracellular
 Discuss Question
Answer: Option A. -> Reproduce independently
Answer: (a).Reproduce independently

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