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MCQs

Total Questions : 74 | Page 6 of 8 pages
Question 51. . Wheat variety Rendezvous, with resistance to eye spot (Pseudo-cercosporella herpotrichoides) derived from Aegilops ventricosa, has a chloroplast genome derived from
  1.    Aegilops
  2.    Triticum
  3.    Both (a) and (b)
  4.    S alleles
 Discuss Question
Answer: Option A. -> Aegilops
Question 52. . Protoplast fusion technique generally involves
  1.    isolation only
  2.    isolation and fusion
  3.    isolation, fusion and culturing
  4.    hybridization between two species
 Discuss Question
Answer: Option C. -> isolation, fusion and culturing
Question 53. . Somaclonal variation method refers to
  1.    heritable changes
  2.    genetic isolation
  3.    small number of species having limited commercial potential
  4.    large number of plant cells
 Discuss Question
Answer: Option A. -> heritable changes
Question 54. . Meristem culture of banana enables
  1.    rapid multiplication
  2.    elimination of bunch top virus disease
  3.    both (a) and (b)
  4.    slow growth
 Discuss Question
Answer: Option C. -> both (a) and (b)
Question 55. . Human serum albumin in case of transgenic plant is secreted in
  1.    transgenic leaf tissues
  2.    transgenic root tissues
  3.    is not secreted out of plant
  4.    transgenic stem tissues
 Discuss Question
Answer: Option A. -> transgenic leaf tissues
Question 56. . α and β cyclo dextrins are produced by
  1.    transgenic tomato
  2.    transgenic maize
  3.    transgenic potato
  4.    transgenic wheat
 Discuss Question
Answer: Option C. -> transgenic potato
Question 57. . α and β cyclo dextrins are used for
  1.    pharmaceutical delivery system
  2.    flavour and odour enhancement in foods
  3.    removal of undesired compounds like caffeine from foods
  4.    all of the above
 Discuss Question
Answer: Option D. -> all of the above
Question 58. . 
MS medium, is found essential for initial morphogenesis of the immature embryos and to enhance callus development, when supplemented with
  1.    GA3
  2.    GA3 and coconut milk
  3.    adenine
  4.    adenine and kinetin
 Discuss Question
Answer: Option B. -> GA3 and coconut milk
Question 59. . Plant tissue culture technique is used to select somaclones that are
  1.    resistant to herbicide
  2.    not resistant to herbicide
  3.    resistant to insecticides
  4.    not resistant to insecticides
 Discuss Question
Answer: Option A. -> resistant to herbicide
Question 60. .  Microinjection technique of introducing NA is a
  1.    physical method
  2.    biological method
  3.    combination of physical and biological method
  4.    chemical method
 Discuss Question
Answer: Option A. -> physical method

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