A. Cruciferae
B. Solanaceae
C. Leguminosae
D. All the above
Plant Breeding and Genetics
Pollen sterility which is controlled by both cytoplasmic and nuclear genes is known as……………….?
A. GMS
B. CMS
C. CGMS
D. all the above
Male sterility in flowering plants was first reported is………………?
A. Bateman (1952)
B. Stout (1917)
C. Koelreuter (1763)
D. Braw baker (1958)
Mating system in which each female gamete () with every male gamete is known as………………..?
A. Genetic assortative mating
B. Genetic disassortative mating
C. Random mating
D. None of the above
Self pollination is associated with………………?
A. Herkogamy
B. Dichogamy
C. Chasmogamy
D. Homogamy
Development of embryo from egg cell without fertilization is known as……………….?
A. Apogamy
B. Parthenogenesis
C. Apospory
D. Autogamy
The term mitosis was coined by………………?
A. Rimpu (1890)
B. Nilson (1900)
C. De Vilmorin (1856)
D. Flemming (1882)
Which generate variability……………..?
A. Mitosis
B. Meiosis
C. Peleiotropy
D. None of the above
Allogamy is the common form of……………………?
A. Inbreeding
B. Out breeding
C. Syn breeding
D. All the above
Gradual reduction on genetic variability due to elimination of various () is called…………………..?
A. Centers of diversity
B. Land races
C. Genetic erosion
D. Genetic diversity