Agriculture horticulture animal husbandry fisheries are revolutioned by
1.Genetics
2.Morphology
3.Physiology
4.Embryology
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Alternative forms of the same gene responsible for determining contrasting character is
1.Supplementary gene
2.Locus
3.Allele
4.Progeny
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An applied branch of genetics is
1.Anatomy
2.Morphology
3.Plant breeding
4.Physiology
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Botanical name of pea plant is
1.Pisum sativum
2.Lathyrus odoratus
3.Mirabilis jalapa
4.Antirrhinum
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Brown eyed parent having a blue eyed child is due to
1.Variation
2.Mutation
3.Heredity
4.Crossing over
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Cotyledon colour in pea plant is 24
1.Green
2.White
3.Yellow
4.Brown
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Each parent carried �something� which controlled the appearance of a particular character is
1.Allele
2.Locus
3.Homozygous
4.Factor
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Father of genetics
1.Morgan
2.Muller
3.Hugo de Vries
4.Mendel
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Haemophilia colour blindness and diabetes are the
1.Hereditary diseases
2.Bacterial diseases
3.Viral diseases
4.Contact diseases
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he character that did not express in the F1 generation is 4.
1.Recessive
2.Dominant
3.Allele
4.Locus
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he paper Experiments in plant hybridization was placed before the Natural History Society in
1.1824
2.1847
3.1865
4.1884
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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
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High yielding and disease resistant crops produced by plant breeding are
1.Paddy
2.Wheat
3.Groundnut
4.All the three
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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
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Mendel called F1 tall plant as
1.Monohybrids
2.Dihybrids
3.Homozygotes
4.Heterozygotes
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Mendel explained the principles of heredity by hybridization experiments on
1.Maize
2.Snap-dragon
3.Garden pea plant
4.Sweet pea
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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
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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
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Mendel was born in a small village called
1.Brunn
2.Vienna
3.Heinzendorf
4.Austria
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Mendel was born in the year
1.1824
2.1847
3.1865
4.1900
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Mendel worked on a pea plant called
1.Lathyrus odoratus
2.Pisum sativum
3.Viral diseases
4.Dolichos lablab
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Mendel worked on pea plant for about
1.5 years
2.8 years
3.11 years
4.13 years
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Mendel's work was rediscovered by 25.
1.Correns
2.Von Tschermak
3.Hugo de Vries
4.All the three
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Mendel�s contributions to genetics remained unknown for about
1.8 years
2.15 years
3. 35 years
4.44 years
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Mendel�s work was rediscovered in the year
1.1847
2.1865
3.1884
4.1900
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Monohybrid genotypic ratio in Pisum sativum is
1.3:01
2.1:02:01
3.9:06:01
4.9:3:3:1
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Monohybrid Phenotypic ratio in pea plants is
1.1:02:01
2.9:06:01
3.9:3:3:1
4.None of them
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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
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Number of varieties in the pea plant observed by Mendel was 34
1.8
2.7
3.34
4.35
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One of the youngest branches of biology is
1.Morphology
2.Physiology
3.Genetics
4.Biotechnology
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Parent with dark hair but having red hair child is due to
1.Mutation
2.Heredity
3.Variation
4.Linkage
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Pod shape in pea plant is
1.Inflated
2.Round
3.Wrinkled
4.Oval
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Seed coat colour in pea plant is
1.Green
2.White
3.Yellow
4.Brown
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Self fertilization of F1 hybrids is to yield
1. First filial generation
2.Second filial generation
3.Reciprocal cross
4.Back cross
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The actual population of pea plants in F2 generation obtained by Mendel was
1.787
2.277
3.1064
4.8067
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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
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The branch of biology which helps in the understanding of many hereditary diseases is
1.Morphology
2.Physiology
3.Plant breeding
4.Genetics
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The branch of biology which is concerned with biological inheritance is called
1.Genetics
2.Embryology
3.Physiology
4.Biotechnology
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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
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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
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The branch of biology which revolutioned several branches of sciences is
1.Bacteriology
2.Embryology
3.Physiology
4.Genetics
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The character that appeared in the F1 generation is
1.Recessive
2.Dominant
3.Homozygous
4.Heterozygous
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The discipline dealing with inheritance of characters is called
1.Cytology
2.Evolution
3.Genetics
4.Embryology
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The hybridization technique emasculation means the removal of
1.Stamen
2.Pistil
3.Corolla
4.Calyx
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The inheritance of Characters of one generation by successive generations is known as
1.Variation
2.Heredity
3.Mutation
4.Linage
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The mechanism of heredity was explained first by
1.Mendel
2.Morgan
3.Viral diseases
4.Punnet
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The origin of Genetics owes to
1.Hugo de Vries
2.Carl Correns
3.Gregor Johann Mendel
4.Tschermark
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The principles of genetics explained by Mendel is known as ANSWER : : Mendelism 22.
1.Darwinism
2.Mendelism
3.Mutation
4.Variation
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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
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The tendency of offspring to differ is slight degree from their parents is called
1.Mutation
2.Variation
3.Heredity
4.Linkage
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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
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The youngest branch of biology and its history goes back to 1900 is
1.Embryology
2.Biotechnology
3.Physiology
4.Genetics
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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
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