Biotechnology

ANTIBIOTICS MCQs

Total Questions : 64

Page 1 of 7 pages
Question 1. Small simple molecules are
  1.    poor antigens
  2.    rich antigens
  3.    moderate antigens
  4.    heterophilic antigens
 Discuss Question
Answer is Option A. -> poor antigens
Answer: (a).poor antigens
Question 2. Which of the following is incorrect?
  1.    MAbs can be used to diagnose or treat diseases
  2.    MAbs can be used in tumor scanning
  3.    MAbs canbe used in cancer diagnosis
  4.    MAbs can not be used in such non-infectious diseases as those of endocrine system
 Discuss Question
Answer is Option D. -> MAbs can not be used in such non-infectious diseases as those of endocrine system
Answer: (d).MAbs can not be used in such non-infectious diseases as those of endocrine system
Question 3. In immuno-inflammatory diseases such as hemolytic anaemia, eczema etc.,
  1.    T8 cells are greatly reduced
  2.    T8 cells are greatly increased
  3.    T4 cells are greatly reduced
  4.    T4 cells are greatly increased
 Discuss Question
Answer is Option A. -> T8 cells are greatly reduced
Answer: (a).T8 cells are greatly reduced
Question 4. The EBV-hybridoma technique
  1.    immortalizes the donor Bcells
  2.    facilitates the proliferation of antigen specific B cells
  3.    gives much higher hybridization frequencies
  4.    all of the above
 Discuss Question
Answer is Option D. -> all of the above
Answer: (d).all of the above
Question 5. Helper T cells assist in the functions of
  1.    certain B cells
  2.    certain T cells
  3.    certain B cells and other T cells
  4.    none of the above
 Discuss Question
Answer is Option C. -> certain B cells and other T cells
Answer: (c).certain B cells and other T cells
Question 6. The antigen-specific lymphocytes can be immortalized by which of the following method?
  1.    Transfection with tumor derived DNA
  2.    Hybridization with a suitable lymphoid tumor cell
  3.    Transformation following infection by Epstein-Barr virus (EB V)
  4.    All of the above
 Discuss Question
Answer is Option D. -> All of the above
Answer: (d).All of the above
Question 7. Which type of cell actually secrets antibodies?
  1.    plasma cells
  2.    T cells
  3.    macrophages
  4.    dendritic cells
 Discuss Question
Answer is Option A. -> plasma cells
Answer: (a).plasma cells
Question 8. The Ig locus is about
  1.    2/3rd of all hybridomas
  2.    l/3rd of all hybridomas
  3.    l/2nd of all hybridomas
  4.    1/4th of all hybridomas
 Discuss Question
Answer is Option A. -> 2/3rd of all hybridomas
Answer: (a).2/3rd of all hybridomas
Question 9. A cytokine that stimulates the activity of B and T cells is
  1.    lymphotoxin
  2.    interlukin-2
  3.    interlukin-1
  4.    all of these
 Discuss Question
Answer is Option B. -> interlukin-2
Answer: (b).interlukin-2
Question 10. Which of the following is correct?
  1.    rabbits do not make myelomas whereas mice are unable to synthesize antibodies
  2.    rabbits do not make myelomas whereas mice are able to synthesize antibodies
  3.    rabbits make myelomas whereas mice are unable to synthesize antibodies
  4.    rabbits make myelomas whereas mice are able to synthesize antibodies
 Discuss Question
Answer is Option A. -> rabbits do not make myelomas whereas mice are unable to synthesize antibodies
Answer: (a).rabbits do not make myelomas whereas mice are unable to synthesize antibodies