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MCQs

Total Questions : 79 | Page 3 of 8 pages
Question 21. Viruses are extremely small infectious agents which range in size from 250nm to
  1.    10nm
  2.    12nm
  3.    50nm
  4.    20nm
 Discuss Question
Answer: Option D. -> 20nm
Answer: (d).20nm
Question 22. If viral DNA is detached from host's chromosome, it leads to beginning of lytic cycle called
  1.    invasion
  2.    development
  3.    induction
  4.    convection
 Discuss Question
Answer: Option C. -> induction
Answer: (c).induction
Question 23. Virology deals with study of
  1.    bacteria
  2.    virus
  3.    amoeba
  4.    euglena
 Discuss Question
Answer: Option B. -> virus
Answer: (b).virus
Question 24. Type of hepatitis which is transferred by contact with faces of patient is
  1.    hepatitis A
  2.    hepatitis B
  3.    hepatitis C
  4.    hepatitis E
 Discuss Question
Answer: Option A. -> hepatitis A
Answer: (a).hepatitis A
Question 25. A disease which inflames liver of human beings is
  1.    hepatitis
  2.    measles
  3.    influenza
  4.    AIDS
 Discuss Question
Answer: Option A. -> hepatitis
Answer: (a).hepatitis
Question 26. Viruses which infect bacteria are called
  1.    microphages
  2.    bacteriophages
  3.    autophages
  4.    Congo virus
 Discuss Question
Answer: Option B. -> bacteriophages
Answer: (b).bacteriophages
Question 27. Number of capsid in a virus of common cold is
  1.    252
  2.    535
  3.    250
  4.    525
 Discuss Question
Answer: Option A. -> 252
Answer: (a).252
Question 28. Subunits of capsid are called
  1.    capsule
  2.    capsomeres
  3.    centromeres
  4.    centrioles
 Discuss Question
Answer: Option B. -> capsomeres
Answer: (b).capsomeres
Question 29. T-lymphocytes results in failure of immune system making individual vulnerable to all other
  1.    diseases
  2.    viruses
  3.    bacteria
  4.    fungus
 Discuss Question
Answer: Option A. -> diseases
Answer: (a).diseases
Question 30. Virus depend on other plants and animals for its synthesis, that?s why it is called as
  1.    obligatory intracellular parasite
  2.    obligatory extracellular parasite
  3.    obligatory parasite
  4.    intracellular parasite
 Discuss Question
Answer: Option A. -> obligatory intracellular parasite
Answer: (a).obligatory intracellular parasite

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