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MEDIUM
ENGLISH
Agriculture
Who discovered nucleic acid________________?
A
Van Mohl
Option A
B
Miescher
Option B
C
Benda
Option C
D
Schultz
Option D
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MEDIUM
ENGLISH
Agriculture
Who gave the model of DNA_________________?
A
Watson and Crick
Option A
B
Tatum
Option B
C
Koran
Option C
D
Dtanele
Option D
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MEDIUM
ENGLISH
Agriculture
Cytoplasm fills of the cavity of a cell when if is young. But in nature cells, the cytoplasm________________?
A
Becomes vacuolated
Option A
B
Disappears completely
Option B
C
Contracts
Option C
D
Disintegrates partially
Option D
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MEDIUM
ENGLISH
Agriculture
Who discovered ribosomes__________________?
A
Palade
Option A
B
Altmann
Option B
C
Cowdry
Option C
D
Garner
Option D
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MEDIUM
ENGLISH
Agriculture
What is the function of Gorge bodies__________________?
A
Photosynthesis
Option A
B
Protein synthesis
Option B
C
Segregation of the products of sunthesis
Option C
D
RNA synthesis
Option D
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MEDIUM
ENGLISH
Agriculture
The smallest cell organelle so far is_____________________?
A
Peroxisome
Option A
B
Spherosome
Option B
C
Ribosome
Option C
D
Lysosome
Option D
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MEDIUM
ENGLISH
Agriculture
The maximum magnification possible within electron microscope is____________________?
A
2000 times
Option A
B
4000 times
Option B
C
400,000 times
Option C
D
200,000 times
Option D
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MEDIUM
ENGLISH
Agriculture
The outer most part of plant cell is____________________?
A
Plasma membrane
Option A
B
Epidermis
Option B
C
Nuclear membrane
Option C
D
Cellulose cell wall
Option D
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MEDIUM
ENGLISH
Agriculture
The membrane which surrounds the___________________?
A
Nucleus
Option A
B
Chloroplast
Option B
C
Vacuole
Option C
D
Cutoplasm
Option D
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MEDIUM
ENGLISH
Agriculture
In cereals limiting amino acids are________________?
A
Threonine
Option A
B
Lysine
Option B
C
Methionine
Option C
D
a and b
Option D
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MEDIUM
ENGLISH
Agriculture
In maize source of high lysine is___________________?
A
Opaque 2
Option A
B
Proline
Option B
C
Gang as
Option C
D
African tall
Option D
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MEDIUM
ENGLISH
Agriculture
The term useful heterosis was first used by__________________?
A
Meredith and Bridge (1972)
Option A
B
Richey (1914)
Option B
C
Jenkins (1935)
Option C
D
Hull (1950)
Option D
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MEDIUM
ENGLISH
Agriculture
Top cross was first suggested by__________________?
A
Simmonds (1979)
Option A
B
East (1908)
Option B
C
Davenport (1908)
Option C
D
Davis (1927)
Option D
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MEDIUM
ENGLISH
Agriculture
Heterosis can be fully exploited in the form of_____________________?
A
Composites
Option A
B
Hybrids
Option B
C
Multi lines
Option C
D
Synthetics
Option D
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MEDIUM
ENGLISH
Agriculture
Heterosis can be fixed by___________________?
A
Apomixis
Option A
B
Polyploidy
Option B
C
Asexual reproduction
Option C
D
All the above
Option D
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MEDIUM
ENGLISH
Agriculture
Out breeding leads to reproduction in____________________?
A
Heterozygosity
Option A
B
Homozygosity
Option B
C
Population mean
Option C
D
None of the above
Option D
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MEDIUM
ENGLISH
Agriculture
Colchicum () is extracted from__________________?
A
Seed
Option A
B
Bulb
Option B
C
Fruit
Option C
D
Flower
Option D
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MEDIUM
ENGLISH
Agriculture
A nullisomic individual is represented by________________?
A
2n-1
Option A
B
2n+1
Option B
C
2n-2
Option C
D
2n+2
Option D
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MEDIUM
ENGLISH
Agriculture
The change in chromosome number which involves the entire set of genome is known as______________?
A
Anenploidy
Option A
B
Euploidy
Option B
C
Trisomy
Option C
D
all the above
Option D
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MEDIUM
ENGLISH
Agriculture
In primary trisomic the extra chromosome is__________________?
A
Isochromosome
Option A
B
Traits located chromosome
Option B
C
Normal chromosome
Option C
D
None of the above
Option D
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