Plant Biotechnology MCQs

Match the herbicides in Group I with the target enzymes in Group II. Group I Group II P. Glyphosate 1. Nitrilase Q. Bromoxynil 2. Acetolactatesynthetase R. Sulphonylureas 3. Dehalogenase S. Dalapon 4. 5-Enolpyruvyl shikimate 3-phosphate synthase

Plant secondary metabolites production in suspension culture is mainly targeted for

To produce plants that are homozygous for all traits, the best choice is

Virus resistant transgenic plants can be developed by the expression of

Expression of antisense RNA of ACC synthase in transgenic tomato plants inhibited the synthesis of ethylene resulting in

Majority of the cereals are highly recalcitrant to Agrobacterium mediated transformation, and so direct transformation methods have been developed to transform such plants. Which of the following direct transformation methods is applicable to intact plant tissues?

Vincristine and vinblastine, two commercially important secondary metabolites from Catharanthus roseus, are examples of

Agrobacterium based transformation of protoplasts obtained from dicots is based on the fact that

Match the secondary metabolites (Group I) with the corresponding plant species (Group II). Group I Group II P. Morphine 1. Datura stramonium Q. Pyrethrins 2. Catharanthus roseus R. Scopolamine 3. Papaver somniferum S. Vincristine 4. Tagetes erecta