Plant Breeding and Genetics

A. Affects more than five characters
B. Affects more than ten characters
C. Affects only one character
D. Affects more than one character

A. Allopolyploidy
B. Amphidiploids
C. Annapolis
D. Autopolyploid

A. A mutant organism which has lost its ability to synthesize one or more essential nutrients
B. A plan that is able to synthesize its own carbohydrates
C. An organism that depends on other organism for meting its nutrient requirements
D. non of these

A. AB, ab
B. Ab, ab
C. AB, Ab, aB, ab
D. Data insufficient

A. Law of dominance
B. Law of segregation
C. Law of limiting factors
D. Law of inheritance

A. Cancer
B. Zygote
C. Gastrula
D. New organ

A. Formation of two daughter cells with identical DNA
B. Crossing over of the genes
C. Halving of chromosome nuriber between two daughter cells
D. Segregation of maternal and paternal characters

A. Polyploidy
B. Mutant
C. Variant
D. Hybrid

A. Evolution may be described as
B. History of development of larger biological units
C. Inheritance of acquired characters
D. Discontinuous genetic variation

A. Crossing over
B. Polyploidy
C. Segregation
D. Gene mutation