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MCQs

Total Questions : 86 | Page 4 of 9 pages
Question 31. Karyoplast is
  1.    nuclei
  2.    cells devoid of cell wall
  3.    nuclei with only some residual plasma membrane
  4.    cell with nucleus
 Discuss Question
Answer: Option C. -> nuclei with only some residual plasma membrane
Question 32. Embryo transfer (ET) refers to the technique by which fertilized ova are collected from the reproductive tract of a genetically
  1.    superior female and transferred to the inferior
  2.    inferior female and transferred to the superior
  3.    None of these
  4.    balanced female
 Discuss Question
Answer: Option A. -> superior female and transferred to the inferior
Question 33. The number of follicles at any particular stage is governed by
  1.    the rate of loss of follicles
  2.    All of these
  3.    the rate of entry of dormant follicles
  4.    the rate of growth of follicles
 Discuss Question
Answer: Option B. -> All of these
Question 34. In which year, Dolly the first mammalian clone was born?
  1.    1997
  2.    1998
  3.    1995
  4.    1996
 Discuss Question
Answer: Option D. -> 1996
Question 35. The nucleous of mature unfertilized ovum may be removed by
  1.    surgery
  2.    both (a) and (b)
  3.    irradiation
  4.    neutralization and homogenization
 Discuss Question
Answer: Option B. -> both (a) and (b)
Question 36. Multiple ovulation and embryo transfer (MOET)
  1.    can increase the rate of progress in dairy cattle
  2.    All of these
  3.    allows progeny testing of males
  4.    allows progeny testing of females
 Discuss Question
Answer: Option B. -> All of these
Question 37. The technique, mainly used for the diagnosing birth defects in the fetus by means of needle, is called
  1.    ectogensis
  2.    transplantation
  3.    All of these
  4.    amniocentesis
 Discuss Question
Answer: Option D. -> amniocentesis
Question 38. The success of embryo transplantation depends upon the ability to obtain an increased number of embryos from animals of superior genetic merit, which can be achieved by the use of
  1.    exogenous gonadatrophic hormones
  2.    FSH (Follicle Stimulating Hormone)
  3.    endogenous gonadatrophic hormones
  4.    both (a) and (b)
 Discuss Question
Answer: Option A. -> exogenous gonadatrophic hormones
Question 39. Which of these established cell lines originate from a mouse embryo?
  1.    3T3
  2.    BTK
  3.    BHK
  4.    HeLa
 Discuss Question
Answer: Option A. -> 3T3
Question 40.  
Some types of variation are due to changes in the genetic material. What is this type of change called?
  1.    Fertilisation
  2.    Mutation
  3.    Radiation
  4.    Sterilisation
 Discuss Question
Answer: Option B. -> Mutation

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