Agriculture horticulture animal husbandry fisheries are revolutioned by
1.Genetics
2.Morphology
3.Physiology
4.Embryology
Alternative forms of the same gene responsible for determining contrasting character is
1.Supplementary gene
2.Locus
3.Allele
4.Progeny
An applied branch of genetics is
1.Anatomy
2.Morphology
3.Plant breeding
4.Physiology
Botanical name of pea plant is
1.Pisum sativum
2.Lathyrus odoratus
3.Mirabilis jalapa
4.Antirrhinum
Brown eyed parent having a blue eyed child is due to
1.Variation
2.Mutation
3.Heredity
4.Crossing over
Cotyledon colour in pea plant is 24
1.Green
2.White
3.Yellow
4.Brown
Each parent carried �something� which controlled the appearance of a particular character is
1.Allele
2.Locus
3.Homozygous
4.Factor
Father of genetics
1.Morgan
2.Muller
3.Hugo de Vries
4.Mendel
Haemophilia colour blindness and diabetes are the
1.Hereditary diseases
2.Bacterial diseases
3.Viral diseases
4.Contact diseases
he character that did not express in the F1 generation is 4.
1.Recessive
2.Dominant
3.Allele
4.Locus
he paper Experiments in plant hybridization was placed before the Natural History Society in
1.1824
2.1847
3.1865
4.1884
Height of the dwarf pea plant selected by Mendel for his experiments was 65 cm 20.
1.45 cm
2.65 cm
3.180 cm
4.210 cm
High yielding and disease resistant crops produced by plant breeding are
1.Paddy
2.Wheat
3.Groundnut
4.All the three
In a cross between two individuals pure for contrasting characters of a pair the character which is not represented in F1 generation is the
1.Dominant character
2.Recessive character
3.Incomplete Dominant character
4.Intermediate character
Mendel called F1 tall plant as
1.Monohybrids
2.Dihybrids
3.Homozygotes
4.Heterozygotes
Mendel explained the principles of heredity by hybridization experiments on
1.Maize
2.Snap-dragon
3.Garden pea plant
4.Sweet pea
Mendel performed experiments on garden pea
1.From 1824 to 1847
2.From 1856 to 1864
3.From 1865 to 1884
4.From 1884 to 1900
Mendel transferred pollen from dwarf plants to the stigmas of tall plants and this cross is known as
1.Back cross
2.Reciprocal cross
3.Test cross
4.Dihybrid cross
Mendel was born in a small village called
1.Brunn
2.Vienna
3.Heinzendorf
4.Austria
Mendel was born in the year
1.1824
2.1847
3.1865
4.1900
Mendel worked on a pea plant called
1.Lathyrus odoratus
2.Pisum sativum
3.Viral diseases
4.Dolichos lablab
Mendel worked on pea plant for about
1.5 years
2.8 years
3.11 years
4.13 years
Mendel's work was rediscovered by 25.
1.Correns
2.Von Tschermak
3.Hugo de Vries
4.All the three
Mendel�s contributions to genetics remained unknown for about
1.8 years
2.15 years
3. 35 years
4.44 years
Mendel�s work was rediscovered in the year
1.1847
2.1865
3.1884
4.1900
Monohybrid genotypic ratio in Pisum sativum is
1.3:01
2.1:02:01
3.9:06:01
4.9:3:3:1
Monohybrid Phenotypic ratio in pea plants is
1.1:02:01
2.9:06:01
3.9:3:3:1
4.None of them
Number of tall pea plants obtained in F2 generation of monohybrid cross was 277 787 4032 4035
1.277
2.787
3.4032
4.4035
Number of varieties in the pea plant observed by Mendel was 34
1.8
2.7
3.34
4.35
One of the youngest branches of biology is
1.Morphology
2.Physiology
3.Genetics
4.Biotechnology
Parent with dark hair but having red hair child is due to
1.Mutation
2.Heredity
3.Variation
4.Linkage
Pod shape in pea plant is
1.Inflated
2.Round
3.Wrinkled
4.Oval
Seed coat colour in pea plant is
1.Green
2.White
3.Yellow
4.Brown
Self fertilization of F1 hybrids is to yield
1. First filial generation
2.Second filial generation
3.Reciprocal cross
4.Back cross
The actual population of pea plants in F2 generation obtained by Mendel was
1.787
2.277
3.1064
4.8067
The branch of biology that deals with the study of transmission of hereditary materials from a generation to the next is
1.Physiology
2.Ecology
3.Embryology
4.Genetics
The branch of biology which helps in the understanding of many hereditary diseases is
1.Morphology
2.Physiology
3.Plant breeding
4.Genetics
The branch of biology which is concerned with biological inheritance is called
1.Genetics
2.Embryology
3.Physiology
4.Biotechnology
The branch of biology which is concerned with the causes of resemblances and variations among related organisms is called
1.Anatomy
2.Physiology
3.Embryology
4.Genetics
The branch of biology which opened a new era in the field of medical science is
1.Plant breeding
2.Physiology
3.Genetics
4.Embryology
The branch of biology which revolutioned several branches of sciences is
1.Bacteriology
2.Embryology
3.Physiology
4.Genetics
The character that appeared in the F1 generation is
1.Recessive
2.Dominant
3.Homozygous
4.Heterozygous
The discipline dealing with inheritance of characters is called
1.Cytology
2.Evolution
3.Genetics
4.Embryology
The hybridization technique emasculation means the removal of
1.Stamen
2.Pistil
3.Corolla
4.Calyx
The inheritance of Characters of one generation by successive generations is known as
1.Variation
2.Heredity
3.Mutation
4.Linage
The mechanism of heredity was explained first by
1.Mendel
2.Morgan
3.Viral diseases
4.Punnet
The origin of Genetics owes to
1.Hugo de Vries
2.Carl Correns
3.Gregor Johann Mendel
4.Tschermark
The principles of genetics explained by Mendel is known as ANSWER : : Mendelism 22.
1.Darwinism
2.Mendelism
3.Mutation
4.Variation
The revolutionary high yielding and disease resistant varieties of important crops are the products of
1.Plant breeding
2.Linkage and cross over
3.Mutation
4.Gene expression
The tendency of offspring to differ is slight degree from their parents is called
1.Mutation
2.Variation
3.Heredity
4.Linkage
The variety which gives rise to the same kind of offspring on self pollination for any number of generation is known as
1.Pure breeding
2.Impure breeding
3.Hybridization
4.Test cross
The youngest branch of biology and its history goes back to 1900 is
1.Embryology
2.Biotechnology
3.Physiology
4.Genetics
What is it called when characters are transmitted from parent to offspring form one generation to the other
1.absorption
2.electron transport
3.inheritance
4.migration