Plant Breeding and Genetics MCQs

83 MCQs  — Agriculture MCQs  (Page 7 of 9)

Attempt Plant Breeding and Genetics Quiz
Primitive cultivars which are selected and cultivated by farmers for many years are___________________?
A. Teriary gene pool
B. Obsolete cultivars
C. Land races
D. Modern cultivars
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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
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Allogamy is the common form of________________________?
A. Inbreeding
B. Out breeding
C. Syn breeding
D. All the above
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Which generate variability_________________?
A. Mitosis
B. Meiosis
C. Peleiotropy
D. None of the above
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Development of embryo from egg cell without fertilization is known as___________________?
A. Apogamy
B. Parthenogenesis
C. Apospory
D. Autogamy
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Self pollination is associated with__________________?
A. Herkogamy
B. Dichogamy
C. Chasmogamy
D. Homogamy
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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
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Male sterility in flowering plants was first reported is__________________?
A. Bateman (1952)
B. Stout (1917)
C. Koelreuter (1763)
D. Braw baker (1958)
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Pollen sterility which is controlled by both cytoplasmic and nuclear genes is known as___________________?
A. Gms
B. Cms
C. Cgms
D. All the above
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Self incompatibility which is controlled by single gene found in some species of__________________?
A. Cruciferae
B. Solanaceae
C. Leguminosae
D. All the above
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Word of the Day
26 Jul
Simultaneously
at the same time.
ایک ہی وقت میں، ایک ساتھ، بیک وقت

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