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MCQs

Total Questions : 116 | Page 2 of 12 pages
Question 11. Which of the following can not be used as a fixative?
  1.    formaldehyde
  2.    acetic acid
  3.    alcohol
  4.    vitamin B₁₂
 Discuss Question
Answer: Option D. -> vitamin B₁₂
Answer: (d).vitamin B₁₂
Question 12. Slides containing adherent paraffin sections are immersed in __________________
  1.    toluene
  2.    isoamyl alcohol
  3.    isopropanol
  4.    acetic acid
 Discuss Question
Answer: Option A. -> toluene
Answer: (a).toluene
Question 13. Rhodamine is a ___________________
  1.    fluorochrome
  2.    antibody
  3.    stain
  4.    gel type
 Discuss Question
Answer: Option A. -> fluorochrome
Answer: (a).fluorochrome
Question 14. Unstained specimens can be visualized using ________________
  1.    bright-field microscope
  2.    phase-contrast microscope
  3.    mass spectroscopy
  4.    spectrophotometer
 Discuss Question
Answer: Option B. -> phase-contrast microscope
Answer: (b).phase-contrast microscope
Question 15. Which of the following gives a three dimensional quality of the image?
  1.    Differential interference contrast
  2.    Bright-field microscope
  3.    Gas chromatography
  4.    Spectrophotometry
 Discuss Question
Answer: Option A. -> Differential interference contrast
Answer: (a).Differential interference contrast
Question 16. In the secondary culture, cells are obtained from _______________________
  1.    primary culture
  2.    the organism
  3.    organ culture
  4.    phenotypic culture
 Discuss Question
Answer: Option A. -> primary culture
Answer: (a).primary culture
Question 17. The process of dedifferentiation in cell culture can give rise to ________________________
  1.    induced-pluripotent stem cells
  2.    carcinoma cells
  3.    single protoplasts
  4.    fused protoplasts
 Discuss Question
Answer: Option A. -> induced-pluripotent stem cells
Answer: (a).induced-pluripotent stem cells
Question 18. HeLa cells are a cell line.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option A. -> True
Answer: (a).True
Question 19. EDTA binds the ______________ ions.
  1.    magnesium
  2.    iron
  3.    carbon
  4.    calcium
 Discuss Question
Answer: Option D. -> calcium
Answer: (d).calcium
Question 20. Under favorable conditions, the protoplasts can grow into a ____________________
  1.    callus culture
  2.    organ culture
  3.    root culture
  4.    shoot culture
 Discuss Question
Answer: Option A. -> callus culture
Answer: (a).callus culture

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