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MEDIUM
ENGLISH
Agriculture
Earliest method of plant breeding?
A
Introduction
Option A
B
Mutation
Option B
C
Hybridization
Option C
D
Selection
Option D
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MEDIUM
ENGLISH
Agriculture
The template of translation is________?
A
tRNA
Option A
B
mRNA
Option B
C
rRNA
Option C
D
None of these
Option D
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MEDIUM
ENGLISH
Agriculture
In line x tester cross mating is done between:
A
Males & females
Option A
B
Among males
Option B
C
Among females
Option C
D
All of these
Option D
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MEDIUM
ENGLISH
Agriculture
Line x tester analysis provides information about:________?
A
GCA & SCA variances
Option A
B
GCA & SCA effects
Option B
C
D & H components
Option C
D
All of these
Option D
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MEDIUM
ENGLISH
Agriculture
Auto polyploidy have been successfully exploited in _________?
A
Sugar beat
Option A
B
Sugarcane
Option B
C
Maize
Option C
D
Sunflower
Option D
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MEDIUM
ENGLISH
Agriculture
Gynandromorphy in Drosophila because of_________________?
A
Loss of X-chromosome
Option A
B
Kappa particles
Option B
C
inheritance
Option C
D
Gain of Y-chromosome
Option D
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MEDIUM
ENGLISH
Agriculture
Absence of chlorophyll in a plant is known as__________________?
A
Acrodsome
Option A
B
Albinism
Option B
C
A gouri
Option C
D
None of the above
Option D
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MEDIUM
ENGLISH
Agriculture
The spread of genes from one breeding population to another by migration which may result in changes in gene frequency is called__________________?
A
Gene flow
Option A
B
Genetic drift
Option B
C
Gene frequency
Option C
D
None of the above
Option D
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MEDIUM
ENGLISH
Agriculture
Occurrence of cells in diploid organisms containing multiples of the 2n genomes is known as____________________?
A
Allopolyploid
Option A
B
Amphidiploids
Option B
C
End polyploidy
Option C
D
Aneupoidy
Option D
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MEDIUM
ENGLISH
Agriculture
Pedigree selection is used in____________________?
A
Self pollinated plants
Option A
B
Cross pollinated plants
Option B
C
Plant difficult to hybridized
Option C
D
For crosses at intervener level
Option D
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MEDIUM
ENGLISH
Agriculture
An organism or cell having a chromosome number that is higher than the exact nultiple of the basic number is known as__________________?
A
Hypoploid
Option A
B
Hyperploid
Option B
C
Allopolyploid
Option C
D
Autopolyploid
Option D
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MEDIUM
ENGLISH
Agriculture
Bacteria, single celled animals and plants are grouped to gather as_______________________?
A
Protozoa
Option A
B
Prototypal
Option B
C
Protista
Option C
D
Prokaryotes
Option D
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MEDIUM
ENGLISH
Agriculture
The protein synthesizing system is associated with_____________________?
A
Microtubules
Option A
B
Ribosome’s
Option B
C
Episodes
Option C
D
Mitochondria
Option D
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MEDIUM
ENGLISH
Agriculture
From a single ear of corn a farmer planted 300 kernels which produced 225 tall and 75 short plants. the genotype of these offsprings are most likely to be_____________________?
A
TT and Tt only
Option A
B
TT and tt only
Option B
C
Tt and Tt only
Option C
D
TT Tt and tt
Option D
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MEDIUM
ENGLISH
Agriculture
If the frequency of a dominant phenotype in a stable population in 75% the frequency of the dominant allele in that population is____________________?
A
50%
Option A
B
75%
Option B
C
25%
Option C
D
40$
Option D
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MEDIUM
ENGLISH
Agriculture
As a general rule interbreeding is possible between______________________?
A
Any two members of a Genus
Option A
B
Any two members of a Species
Option B
C
Any two members of a Family
Option C
D
Any two members of an order
Option D
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MEDIUM
ENGLISH
Agriculture
The term cell was introduced in 1665 by__________________?
A
Maligned
Option A
B
Hook
Option B
C
Schneider
Option C
D
Schumann
Option D
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MEDIUM
ENGLISH
Agriculture
The digestive vacuole in the animal cell are____________________?
A
Ribosomes
Option A
B
Lysosomes
Option B
C
Lysozymes
Option C
D
Dictysomes
Option D
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MEDIUM
ENGLISH
Agriculture
The nucleic acids comprise of_________________?
A
DNA
Option A
B
RNA
Option B
C
DNA & RNA
Option C
D
DNQA and protein
Option D
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MEDIUM
ENGLISH
Agriculture
Duplication of chromosomes occurs during_________________?
A
Mitosis only
Option A
B
Meiosis
Option B
C
Mitosis and meiosis
Option C
D
None of the above
Option D
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