The variety of genes and genotypes found in a particular crop special are_____________________? April 21, 2025 by admin A. Genetic diversity B. Genetic erosion C. Gene sanctuaries D. Field gene banks
Primitive cultivars which are selected and cultivated by farmers for many years are___________________? April 21, 2025 by admin A. teriary gene pool B. Obsolete cultivars C. Land races D. Modern cultivars
Gradual reduction on genetic variability due to elimination of various () is called_______________________? April 21, 2025 by admin A. Centers of diversity B. Land races C. Genetic erosion D. Genetic diversity
Allogamy is the common form of________________________? April 21, 2025 by admin A. Inbreeding B. Out breeding C. Syn breeding D. All the above
Which generate variability_________________? April 21, 2025 by admin A. Mitosis B. Meiosis C. Peleiotropy D. None of the above
The term mitosis was coined by__________________? April 21, 2025 by admin A. Rimpu (1890) B. Nilson (1900) C. De Vilmorin (1856) D. Flemming (1882)
Development of embryo from egg cell without fertilization is known as___________________? April 21, 2025 by admin A. Apogamy B. Parthenogenesis C. Apospory D. Autogamy
Self pollination is associated with__________________? April 21, 2025 by admin A. Herkogamy B. Dichogamy C. Chasmogamy D. Homogamy
Mating system in which each female gamete () with every male gamete is known as____________________? April 21, 2025 by admin A. Genetic assortative mating B. Genetic disassortative mating C. Random mating D. None of the above
Male sterility in flowering plants was first reported is__________________? April 21, 2025 by admin A. Bateman (1952) B. Stout (1917) C. Koelreuter (1763) D. Braw baker (1958)
