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MCQs

Total Questions : 84 | Page 7 of 9 pages
Question 61. Name the organism on which first cell line was observed?
  1.    E.coli
  2.    Sheep
  3.    Mouse
  4.    Drosophila
 Discuss Question
Answer: Option C. -> Mouse
Answer: (c).Mouse
Question 62. Which of the following is the characteristics of a normal cell?
  1.    Anchorage independent
  2.    Continuous cell lines
  3.    Dependent on external growth factor
  4.    No contact inhibition
 Discuss Question
Answer: Option C. -> Dependent on external growth factor
Answer: (c).Dependent on external growth factor
Question 63. Which of the following is NOT the part of growth medium for animal culture?
  1.    Starch
  2.    Serum
  3.    Carbon source
  4.    Inorganic salts
 Discuss Question
Answer: Option A. -> Starch
Answer: (a).Starch
Question 64. Name the cell line of the human embryonic lung?
  1.    HeLa
  2.    WISH
  3.    L
  4.    MRC-5
 Discuss Question
Answer: Option D. -> MRC-5
Answer: (d).MRC-5
Question 65. Which of the following is NOT the major function of the serum?
  1.    Promotion of tuber and bulb formation
  2.    Stimulate cell growth
  3.    Enhance cell attachment
  4.    Provide transport proteins
 Discuss Question
Answer: Option A. -> Promotion of tuber and bulb formation
Answer: (a).Promotion of tuber and bulb formation
Question 66. Which of the following does not act as a fusogen in protoplast fusion?
  1.    2,4-D
  2.    Polyethylene glycol
  3.    Calcium
  4.    PVA
 Discuss Question
Answer: Option A. -> 2,4-D
Answer: (a).2,4-D
Question 67. Which of the following culture is used for the production of primary and secondary metabolites?
  1.    Cell suspension culture
  2.    Callus culture
  3.    Protoplast culture
  4.    Somatic hybrid
 Discuss Question
Answer: Option A. -> Cell suspension culture
Answer: (a).Cell suspension culture
Question 68. Embryo initiation is facilitated by___________
  1.    GA3
  2.    BPA
  3.    ABA
  4.    2,4-D
 Discuss Question
Answer: Option D. -> 2,4-D
Answer: (d).2,4-D
Question 69. Increase amount of auxin in callus culture will promote which part of the plant tissue?
  1.    Multilayer tissues
  2.    Meristem
  3.    Shoot
  4.    Root
 Discuss Question
Answer: Option D. -> Root
Answer: (d).Root
Question 70. Which of the following is NOT the characteristics of the plasmid?
  1.    Replicate independently in a host cell
  2.    Selectable marker gene
  3.    Contain single cloning site
  4.    Small in size
 Discuss Question
Answer: Option C. -> Contain single cloning site
Answer: (c).Contain single cloning site

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