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MEDIUM
ENGLISH
Agriculture
Genetic male sterility is controlled by_________________?
A
Allelic genes
Option A
B
Non alleleic genes
Option B
C
nuclear genes
Option C
D
All the above
Option D
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MEDIUM
ENGLISH
Agriculture
Cytoplasmic genetic male sterility was first discovered by___________________?
A
Jones and Davies (1944)
Option A
B
Devaries and Correns (1900)
Option B
C
Bruce and Keeble (1908)
Option C
D
Nilson (1900)
Option D
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MEDIUM
ENGLISH
Agriculture
Protoandry is found in____________________?
A
Wheat
Option A
B
Sorghum
Option B
C
Maize
Option C
D
Barley
Option D
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MEDIUM
ENGLISH
Agriculture
RELP’s, RAPD are helpful in___________________?
A
Gene sequencing
Option A
B
Gene mapping
Option B
C
Identify new gene
Option C
D
All the above
Option D
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MEDIUM
ENGLISH
Agriculture
Prepotency increase with increase in_______________?
A
Hetrozygosity
Option A
B
Homozygosity
Option B
C
Homogeneity
Option C
D
All the above
Option D
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MEDIUM
ENGLISH
Agriculture
Concept of disruptive selection was first developed by__________________?
A
Grafius (1965)
Option A
B
Mather (9153)
Option B
C
Thoday (1960)
Option C
D
Falconer (1960)
Option D
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MEDIUM
ENGLISH
Agriculture
Homozygous population include_________________?
A
Inbreed lines
Option A
B
Multi lines
Option B
C
Pure lines
Option C
D
All the above
Option D
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MEDIUM
ENGLISH
Agriculture
Single seed descent method was first suggested by_________________?
A
Goulden (1939)
Option A
B
Simmonds (1979)
Option B
C
Giber (1953)
Option C
D
Brim (1966)
Option D
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MEDIUM
ENGLISH
Agriculture
The concept of diallel selective mating was developed by____________________?
A
brim (1966)
Option A
B
Jensen (1952)
Option B
C
Jensen (1970)
Option C
D
Russel (1978)
Option D
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MEDIUM
ENGLISH
Agriculture
Convergent improvement was proposed by________________?
A
Jones (1920)
Option A
B
Richy (1920)
Option B
C
Hays (1919)
Option C
D
East (1920)
Option D
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MEDIUM
ENGLISH
Agriculture
Reciprocal recurrent selection was proposed by___________________?
A
Hays and limner (1950)
Option A
B
Constock et al (1949)
Option B
C
Allard (1955)
Option C
D
Hull (1935)
Option D
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MEDIUM
ENGLISH
Agriculture
In wheat, Hessian fly pest is genetically controlled by__________________?
A
Cytoplasm
Option A
B
5D + 5d
Option B
C
2D
Option C
D
1D
Option D
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MEDIUM
ENGLISH
Agriculture
Genetic correlation between two variables may be due to___________________?
A
Gene interaction
Option A
B
Peliotropy
Option B
C
Dominance
Option C
D
Selection differential
Option D
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MEDIUM
ENGLISH
Agriculture
Concept of biparental mating was developed by__________________?
A
Perkins (1968)
Option A
B
Jinks and Jones (1958)
Option B
C
Hayman (1958)
Option C
D
Comstock and Robinson (1948)
Option D
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MEDIUM
ENGLISH
Agriculture
Concept of triple test cross of analysis was developed by____________________?
A
Kearsey and Jinks (1960)
Option A
B
Mather (1949)
Option B
C
Anderson (1957)
Option C
D
Fisher (1960)
Option D
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MEDIUM
ENGLISH
Agriculture
The term micro and macro environment was given by___________________?
A
Robinson (1948)
Option A
B
Lemer (1954)
Option B
C
Perkins (1971)
Option C
D
Comstock and Moll (1963)
Option D
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MEDIUM
ENGLISH
Agriculture
Discriminant function of plant selection was suggested by____________________?
A
Smith (1936)
Option A
B
Yates (1947)
Option B
C
Griffing (1956)
Option C
D
Kempt Horne (1957)
Option D
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MEDIUM
ENGLISH
Agriculture
Pure line theory was developed by_______________?
A
Thoday (1960)
Option A
B
Mather (1951)
Option B
C
Allard (1957)
Option C
D
Johannsen (1903)
Option D
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MEDIUM
ENGLISH
Agriculture
High values of genetic advance are indicative of____________________?
A
Dominance gene action
Option A
B
Additive gene action
Option B
C
non-additive gene action
Option C
D
Partial dominance gene action
Option D
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MEDIUM
ENGLISH
Agriculture
Who coined the term genetic flexibility and phenotypic flexibility___________________?
A
Hardy (1908)
Option A
B
Thoday (1953)
Option B
C
Salisbury (1940)
Option C
D
Muller (1950)
Option D
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