Superiority of heterozygote in respect to one or more traits in comparison to corresponding homozygote is known as____________________?
A. Heterocyst B. Hetropyenosis C. Hypostasis D. Epistastasis
Plant Breeding and Genetics MCQs
Mutant allele that has little or no effect on the expression of a tart is known as_____________________?
A. Atavism B. Auxotroph C. Axoneme D. Armor
A useful process for determining whether an individual is homozygous or heterozygous is_____________________?
A. Cross breeding B. Back crossing C. Self fertilization D. Inbreeding
Episodes may be factor in____________________?
A. Dominance B. Cytoplasm inheritance C. Incomplete dominance D. Chromosomal inheritance
Evolution may be described as___________________?
A. History of development of larger biological units B. Cntinuous genetic variation C. Inheritance of acquired characters D. Discontinuous genetic variation
Organism arise from existing forms by genetic variations is called_________________?
A. Mutation B. Genetics C. Genetics D. Hybridization
Mendel was lucky to use pea plants for genetical experiments because__________________?
A. They showed one type of flowers B. they belong to the family leguminous C. The seven characters he studied were on different chromosomes D. They have round seeds with lot of proteins
The most recent evolved plant group is ____________________?
A. Confers B. Mosses C. grasses D. Gymnosperm
Polyploidy is most likely to result from ____________________?
A. Occurrence of crossing over B. The crossing over between non homologous chromosomes C. Occurrence of karyokinesis D. The failure of homologous chromosomes to separate during meiosis