A plant bearing both male and female flowers is said to be:
A.Dioecious
B.Monoecious
C.Polygamous
D.None of above
Category: Agriculture Genetics Plant Breeding and Biotechnology Mcqs
Adjustment of individual to their environment by mean of special structures or of function of spoken of:
A.Mutation
B.Variation
C.Heredity
D.Adaptation
Adventitious roots grow from:
A.Radical
B.Plumule
C.Hypophysis
D.Any part of the plant body other than the radical
Cauliflower, cabbage, broccoli, kohlrabi and brussels sprouts have been derived from wild cabbage that, still grows in coastal regions of:
A.Latin America
B.Mesopotamia
C.Europe and N. Africa
D.South Asia and South Africa
An embryo sac of angiosperms generally contains:
A.Two nuclei
B.Three nuclei
C.Four nuclei
D.Eight nuclei
Baldness in human being is a:
A.Sex linked character
B.Sex limited character
C.Sex-influenced character
D.None of the above
Date palm is:
A.Monoecious
B.Dioecious
C.Polygamous
D.None of the above
At the molecular level point mutations are due to:
A.Destruction of the bases
B.Destruction of the double helix
C.Shifting of a portion of the helix and bases
D.Alterations of sequences of base in DNA
A method of breeding most commonly used when the desired variation is required to be induced in a vegetatively propagated crop is:
A.Polyploidy
B.Pedigree method of breeding
C.Mutation breeding
D.Backcross method of breeding
2n denotes:
A.Number of homozygote produces by selfing a F1
B.Number of types of gametes produced by F1
C.Number of types of heterozygote produced by selling F1
D.None of the above
