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- Question
Which of the following growth regulator promote cell division?
Options- A. Auxins
- B. Cytokinins
- C. Gibberellins
- D. Brassinosteroids
- Correct Answer
- Cytokinins
- 1. Silver thiosulphate is added to culture medium as it helps to
Options- A. maintain the pH
- B. remove toxic phenolics from plant cells
- C. prevent the gaseous plant hormone, ethylene dioxide from accumulating to detrimental condition.
- D. all of the above Discuss
- 2. What is 'nurse' or conditioned medium?
Options- A. It is the media full of growth factors used for the growth of cells
- B. It is the medium added to nurse the callus culture
- C. Both (a) and (b)
- D. It is the liquid medium removed from the suspension of fast growing cells Discuss
- 3. Very high sugar concentration (40-100 g/l) have been used
Options- A. in specialized secondary metabolite production
- B. to adjust the osmotic potential of the media in short term treatment for regeneration
- C. Both (a) and (b)
- D. none of these Discuss
- 4. Which of the following growth regulator cause plant cells to grow?
Options- A. Auxins
- B. Cytokinins
- C. Gibberellins
- D. Brassinosteroids Discuss
- 5. Which of the following is not a cytokinin?
Options- A. 2,4-dichlorophenoxyacetic acid
- B. 6 benzylaminopurine
- C. Zeatin
- D. Kinetin Discuss
- 6. Which of the following is not an auxin?
Options- A. Indole acetic acid (IAA)
- B. Naphthalenacetic acid (NAA)
- C. zeatin
- D. Indole butyric acid Discuss
- 7. Which is the most common carbon source used in the plant cell culture media?
Options- A. Sucrose
- B. Glucose
- C. Fructose
- D. Maltose Discuss
- 8. Which of the following is an ethylene biosynthesis inhibitor?
Options- A. Citric acid
- B. Succinic acid
- C. Activated charcoal
- D. Silver thiosulphate Discuss
- 9. Concentration of sucrose generally used in plant cell culture media is
Options- A. 10-15 g/l
- B. 20-30 g/l
- C. 40-50 g/l
- D. 60-70 g/l Discuss
- 10. Which of the following is not true about nurse or conditioned medium?
Options- A. It is liquid removed from the suspension of fast growing cells
- B. It contains uncharacterized growth factor released by growing cells
- C. It is used in the culture of regenerating protoplast
- D. it is removed aseptically from the culture and is autoclaved before use Discuss
Media Required for Plant Cell Culture problems
Search Results
Correct Answer: prevent the gaseous plant hormone, ethylene dioxide from accumulating to detrimental condition.
Correct Answer: It is the liquid medium removed from the suspension of fast growing cells
Correct Answer: Both (a) and (b)
Correct Answer: Auxins
Correct Answer: 2,4-dichlorophenoxyacetic acid
Correct Answer: zeatin
Correct Answer: Sucrose
Correct Answer: Silver thiosulphate
Correct Answer: 20-30 g/l
Correct Answer: it is removed aseptically from the culture and is autoclaved before use
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