Which is/are the disadvantage/(s) of using IAA in plant cell culture media? Conjugated to inactive form by plant cells It is unstable in solution Gets easily oxidized All of these TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following is not true about nurse or conditioned medium? It is used in the culture of regenerating protoplast It contains uncharacterized growth factor released by growing cells It is liquid removed from the suspension of fast growing cells it is removed aseptically from the culture and is autoclaved before use TRUE ANSWER : ? YOUR ANSWER : ?
Very high sugar concentration (40-100 g/l) have been used in specialized secondary metabolite production to adjust the osmotic potential of the media in short term treatment for regeneration Both (a) and (b) none of these TRUE ANSWER : ? YOUR ANSWER : ?
Which is the most common carbon source used in the plant cell culture media? Sucrose Maltose Fructose Glucose TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following is not an auxin? Indole acetic acid (IAA) Naphthalenacetic acid (NAA) Indole butyric acid zeatin TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following growth regulator is used to stimulate embryo or shoot development? Brassinosteroids Auxins Cytokinins Gibberellins TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following is not a cytokinin? 2,4-dichlorophenoxyacetic acid Kinetin 6 benzylaminopurine Zeatin TRUE ANSWER : ? YOUR ANSWER : ?
Concentration of sucrose generally used in plant cell culture media is 10-15 g/l 60-70 g/l 40-50 g/l 20-30 g/l TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following is an ethylene biosynthesis inhibitor? Activated charcoal Citric acid Succinic acid Silver thiosulphate TRUE ANSWER : ? YOUR ANSWER : ?
What are the macronutrients used in plant cell culture medium? N, P, K, S, Na N, P, Ca, Na, Cl N, P, K, Ca, Cl N, P, K, S, Ca TRUE ANSWER : ? YOUR ANSWER : ?