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MCQs

Total Questions : 79 | Page 5 of 8 pages
Question 41. There are five kingdoms according to Lynn and Karolene which are Prokaryotes, Protoctista, Fungi, Animalia and
  1.    eukaryotes
  2.    plantae
  3.    protista
  4.    vertebrates
 Discuss Question
Answer: Option B. -> plantae
Answer: (b).plantae
Question 42. Base plate of a bacteriophage is attached to tail fibers which are in number
  1.    4
  2.    6
  3.    8
  4.    9
 Discuss Question
Answer: Option B. -> 6
Answer: (b).6
Question 43. A complete, mature and infectious particle of virus is called as
  1.    venom
  2.    virion
  3.    head
  4.    tail
 Discuss Question
Answer: Option B. -> virion
Answer: (b).virion
Question 44. AIDS virus penetrates into host's
  1.    red blood cells
  2.    platelets
  3.    brain cells
  4.    leukocytes
 Discuss Question
Answer: Option D. -> leukocytes
Answer: (d).leukocytes
Question 45. A system for naming any classifying all organisms was given by
  1.    Edward Jenner
  2.    Carlous Linnaeus
  3.    Robert brown
  4.    M.john
 Discuss Question
Answer: Option B. -> Carlous Linnaeus
Answer: (b).Carlous Linnaeus
Question 46. A virus which is passed on to progeny cells after being incorporated in host genome is called
  1.    retrovirus
  2.    provirus
  3.    bacteriophage
  4.    capsid
 Discuss Question
Answer: Option B. -> provirus
Answer: (b).provirus
Question 47. HIV target major cells in human body known as
  1.    C-lymphocytes
  2.    D-lymphocytes
  3.    E-lymphocytes
  4.    T-lymphocytes
 Discuss Question
Answer: Option D. -> T-lymphocytes
Answer: (d).T-lymphocytes
Question 48. Disease in which fluid filled vesicles are formed on body which takes shape of pustules and leave pitted scars is
  1.    measles
  2.    small pox
  3.    mumps
  4.    all of the above
 Discuss Question
Answer: Option B. -> small pox
Answer: (b).small pox
Question 49. Shape of head of a bacteriophage is
  1.    spiral
  2.    elongated
  3.    pyramidal
  4.    elongated pyramidal
 Discuss Question
Answer: Option D. -> elongated pyramidal
Answer: (d).elongated pyramidal
Question 50. Numerous micro-organisms which may be infectious proteins are the
  1.    clones
  2.    virions
  3.    bacteriophage
  4.    prions
 Discuss Question
Answer: Option D. -> prions
Answer: (d).prions

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