Media Required for Plant Cell Culture – Section 1

1. Which is the most common carbon source used in the plant cell culture media?

A. Sucrose
B. Glucose
C. Fructose
D. Maltose

Correct Answer: A. Sucrose

2. Which of the following is an ethylene biosynthesis inhibitor?

A. Citric acid
B. Succinic acid
C. Activated charcoal
D. Silver thiosulphate

Correct Answer: D. Silver thiosulphate

3. Nitrogen in the plant cell culture media is provided by either ammonia or nitrate salt. In the media

A. utilization of ammonium cause culture pH to drop while the utilization of nitrate cause culture pH to rise
B. utilization of nitrate cause culture pH to drop while the utilization of ammonium cause culture pH to rise
C. utilization of both ammonium and nitrate result in rise in pH
D. utilization of both ammonium and nitrate result in drop in pH

Correct Answer: A. utilization of ammonium cause culture pH to drop while the utilization of nitrate cause culture pH to rise

4. Which of the following growth regulator is added for short initiation during plant regeneration from callus?

A. Auxins
B. Cytokinins
C. Gibberellins
D. Brassinosteroids

Correct Answer: B. Cytokinins

5. Which of the following growth regulator promote cell division?

A. Auxins
B. Cytokinins
C. Gibberellins
D. Brassinosteroids

Correct Answer: B. Cytokinins

Leave A Comment?

6 + 15 =