Haploid plants have been produced by another culture in tomato by_________________?
A. Greshof and Doy (1972) B. Tyagi and Prasad (1965) C. Mehta and Upadhya (1960) D. Singh (1960)
Plant Breeding and Genetics MCQs
An individual lacking only one chromosome from the diploid set is referred as_________________?
A. Nullisomic B. Monosomic C. Trisomic D. Tetrasomic
Blackeselee reported the first case of monoploid in__________________?
A. Datura B. Rye C. Brassica D. Oat
A gene which exhibits higher mutation rate than others is referred as___________________?
A. Mutator gene B. Antimutalor gene C. Mutable gene D. Hot spot
Mutation was first discovered by________________?
A. deVries (1900) B. Morgan (1910) C. Stadler (1928) D. Wright (1791)
Maximum mutants varieties are evolved in_________________?
A. Rice B. Wheat C. Barley D. Maize
Vertical resistance is also known as_________________?
A. Race specific B. Oligogenic C. Qualitative D. All the above
In rice, brown plant hopper has no preference for___________________?
A. Purple stigma B. Low aspergine C. Red pericarp D. All the above
Disease and insect resistance is governed by________________?
A. Plasma genes B. Polygenes C. Oligogenes D. All the above
In barley, resistance to cereal leaf beetle is associated with_________________?
A. High aspartic acid B. Waxiness of leaves C. High silica content D. High benzol alcohol