MSc Ag Genetics & Plant Breeding: Insights from Previous Year JNKVV Entrance Exam Papers Ph.D. JNKVV by Satyam Sharma .pptx

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Jawaharlal Nehru Krishi Vishwa Vidyalaya (JNKVV),
Jabalpur (MP)
Question Paper : MSc Ag Genetics and Plant Breeding
Krashi Coaching
Agriculture
by Satyam Sharma
3rd July
2023

Number of possible genotypes if the gene controlling the
trait has “n” different alleles
1. n(n-1)
2. 3n
3. n(n+1)/2
4. 2n

How many hybrids are evaluated in case of half diallel of 9
parents
1. 9
2. 36
3. 72
4. 45

Which of the following is labeled to detect chain
termination in case of Sanger sequencing
1. Ribose
2. Deoxy ribose
3. Dideoxy ribose
4. Primer

Doubled haploids are produced by ___________ method
1. Pedigree
2. Backcross
3. SSD
4. Androgenesis

TARGET
BATCH-25
SRF

Check the credibility of the statements below.
I: Random mating among genotypes AA, Aa and aa having the
frequencies of p2, 2pq and q2 respectively, yields the same three
genotypes in the same frequencies
II: This is because of the absence of migration, mutation,
selection and random drift in them
1. Both I and II are wrong
2. I is correct but II is wrong
3. Both I and II are correct
4. I is wrong but II is correct

If total 18 plants are selected from F2 generation in case of
NCD-III, total progenies produced are
1. 18
2. 36
3. 54
4. 72

Existence of jumping genes in plants was first
demonstrated by the Nobel laureate
1. Norman E Borlaug
2. Barbara Mc Clinctok
3. James Watson & Francis Crick
4. Rosalind Franklin

Minimum _________ number of backcrosses are required for
transfer of genome of recurrent
parent in marker assisted backcrossing
1. 3
2. 6
3. 12
4. 24

Which of the following is suitable for combining ability
analysis
1. Generation mean
2. L x T
3. Triple test cross
4. Stability analysis

ELIGIBILITY CRITERIA
Age Limit-Indian Nationals of at least 20 years of age as on 31.08.2023 are eligible to apply for
the examination.
No relaxation is permissible regarding the minimum age limit.

Which of the following design provides idea about epistasis
1. L x T
2. NCD-II
3. Triple test cross
4. Stability analysis

Find the odd one among the characteristics of miRNA
1. Its length is about 21-24 nucleotides
2. Its biogenesis demands Dicer enzymes
3. Activates gene knockdown by activating RISC
4. It is of exogenous in origin

Codominant markers are effective as compared to
dominant marker in
1. RILs
2. DH
3. AILs
4. F2 generation

SSD is used for production of inbred lines in
_____________ mapping population
1. NILs
2. DH
3. RILs
4. Back cross

The sites of cytosine methylation can be determined by
1. Sanger Sequencing
2. Bisulfite Sequencing
3. ABi SOLiD Sequencing
4. 454 Pyro sequencing

Which of the following markers are considered best for
detection of genome wide polymorphisms
1. SSR
2. SNP
3. RFLP
4. RAPD

Code 01: MAJOR SUBJECT GROUP
1.Plant
Breeding &
Genetics
2. Economic
botany
4. Seed
Science &
Technology
5. Plant
Genetic
Resources

The study that involves cataloguing of all the species of
RNA expressed in a tissue/organ, their expression patterns
1. Genomics
2. Metabolomics
3. Transcriptomics
4. Proteomics

Significance of QTL is judged on the basis of
1. LOD value
2. R2 value
3. PVE
4. Chisquare value

Observe the statements and pick out the appropriate option.
I: Chromosomes that have similar morphology and identical gene
content are known as non-homologous chromosomes
II: In general, the determination of chromosome size is carried
out at prophase of cell division
1. Both I and II are correct
2. Both I and II are incorrect
3. I is correct and II is incorrect
4. I is incorrect and II is correct

When mean square due to G x E interaction is significant, true
denominator for F-test of genotypic mean square is mean square
due to
1. Environment
2. G x E interaction
3. Pooled error
4. Pooled deviations

Heritability of highly heterozygous but genetically identical
clonal population is
1. 0
2. 0.5
3. 0.75
4. 1

Highly condensed and less condensed regions of
chromonema during interphase are
1. Both are Euchromatin regions
2. Euchromatin and Heterochromatin, respectively
3. Heterochromatin and Euchromatin, respectively
4. In interphase, there will be no differential region of condensation

Significance of ___ scaling test indicates presence of
dominance x dominance type of gene action
1. A
2. B
3. C
4. D

Cohesins play a role in linking together sister chromatids.
Heterodimer of SMC found in cohesins are composed of
1. SMC1 and SMC2
2. SMC2 and SMC4
3. SMC1 and SMC3
4. SMC1 and SMC4

Triticale, a commercial allopolyploid crop combines the
1. Yielding ability of rye and seed shape of wheat
2. Hardiness of wheat and disease resistance of wheat
3. Yielding ability of both rye and wheat
4. Hardiness of rye and yielding ability of wheat

Identify the technique that is helpful for the assessment of
phylogenetic relationship among different species of plants.
1. Genomic in situ hybridization (GISH)
2. Fluorescence in situ hybridization (FISH)
3. Giemsa banding (G-banding)
4. All the above

♻TARGET BATCH 25♻
1. live
classes
2.
recorded
lectures
3. Well
structured
Course
4. 30
Mock
Tests
5. Doubt
clearing
sessions

The polyploid which carries two or more copies of two or more
genomes, but there exist a partial homology between some
chromosomes of one genome with those of other genomes. Such
polyploids are known as
1. Auto allopolyploid
2. Genome allopolyploid
3. Segmental allopolyploid
4. Amphidiploid

When number of generations are equal to number of
parameters to be estimated, _________ is not possible
1. F-test
2. T-test
3. χ2 test
4. Scaling test

Triallel analysis is carried out utilizing _________ crosses
1. Two-way
2. Three-way
3. Four-way
4. Eight-way

Which of the following stability model deals with independent
estimation of environmental effect and genotypic means
1. Finlay-Wilkinson
2. Eberhart and Russell
3. Freeman and Perkins
4. Perkins and Jinks

The recombination events are minimum in _________
mapping population
1. RILs
2. DH
3. MAGIC
4. AIL

According to the U’s triangle, the cross between Brassica
oleraceae (n=9) and Brassica campestris(n=10) yield
1. Brassica napus (2n=38)
2. Brassica juncea (2n=38)
3. Brassica carinata (2n=38)
4. Brassica nigra (2n=38)

Which of the following is codominant marker
1. SSR
2. RAPD
3. ISSR
4. AFLP

Mosaic resistance N. tabacum (2n=48) line had 23 pairs of N.
tabacum chromosomes and one pair of N. glutinosa chromosome.
Such kind of lines are termed as
1. Alien addition line
2. Bridge line
3. Alien substitution line
4. None of the above

Registration process for
SRF Target Batch-25
• Pay Rs-6000 through phone pay, Paytm, or
G-pay on 8120072848.
• For payment verification send a screenshot
• With the screenshot, mention your name,
email ID, and university name.

“Cell is the structural unit of all living organisms and all living
cells exhibit structural and functional similarities” is a famous
theory put forth by
1. Robertson
2. Schleiden and Schwann
3. Singer and Nicholson
4. Daveson and Danelli

The F0-F1 ATP synthase complex can be found in
1. Outer membrane of mitochondria
2. Inner membrane of chloroplast
3. Outer membrane of Nucleus
4. Inner membrane of mitochondria

___________ end of the primer is crucial during PCR
amplification
1. 1’
2. 2’
3. 3’
4. 4

Observe the statements given and choose the appropriate option.
I. During mitosis, phosphorylation of nuclear lamina proteins
results in breakdown of nuclear envelope.
II. Dephosphorylation of lamina proteins at telophase permits
reassembly of nuclear envelope.
1. Both I and II are true
2. Both I and II are false
3. I is true but II is false
4. I is false but II is true

Annealing temperature is decided on the basis of ________
temperature
1. Minimum
2. Maximum
3. Melting
4. Ambient

_________ marker technique is based on southern
hybridization
1. SSR
2. RAPD
3. RFLP
4. AFLP

Which among the following options is true for the
experiment conducted by Hershey and Chase in 1952?
1. T2 DNA and proteins were labelled with 32P and 35S, respectively
and obtained 35S labelled progeny phage
2. T2 DNA and proteins were labelled with 35S and 32P, respectively
and obtained 32P labelled progeny phage
and obtained 32P labelled progeny phage
and obtained 32S labelled progeny phage

The double helix of the DNA molecule is stabilized by
1. Dipole-dipole interaction
2. Phosphodiester bond
3. Hydrophobic forces
4. Hydrogen bond

In case of AMMI model, if the genotype or an environment has a
PCA score of zero, it will have ____________ interaction effects
1. Small
2. Large
3. Zero
4. None of these

A genotype having _____mean and _______ PCA score is
considered better in case of AMMI model
1. Low, Zero
2. High, Zero
3. Low, High
4. High, High

Change in the gene frequency due to sampling error is
known as
1. Migration
2. Mutation
3. Selection
4. Genetic drift

The sum of the average effects of alleles present in a
specific genotype at all loci is known as
1. Dominance deviation
2. Breeding value
3. Epistatic deviation
4. Prepotency

Wobble hypothesis explaining the ability of the anticodon of
tRNA to basepair with more than one codon of mRNA was
proposed by
1. Crick in 1966
2. Watson in 1966
3. Nirenberg in 1966
4. Khorona in 1966

Which of the following approach proposed by Griffing is
popular as half diallel
1. Method 1
2. Method 2
3. Method 3
4. Method 4

Sum total of all the gca effects estimated for a particular
trait in diallel analysis is
1. Zero
2. One
3. Two
4. Three

Taq DNA polymerase is isolated from
1. Bacteria
2. Fungi
3. Algae
4. Virus

GC content of the primer should be _________ %
1. 10
2. 50
3. 80
4. 100

Denaturation step of PCR is carried out at ______ °C
temperature
1. 55
2. 72
3. 94
4. 10

Which of the following model is followed when back cross
generations are not available but F3 generation is available in
case of generation mean analysis
1. 3 parameter
2. 6 parametr
3. 5 parameteer
4. 10 parameter

Information regarding probe is required in case of
________ marker technique
1. RAPD
2. SSR
3. RFLP
4. AFLP

In prokaryotic translation, the elongation factor
responsible for translocation is
1. EF - Tu
2. EF - Ts
3. EF - G
4. None of the above

When mean square due to reciprocal effect is significant in
case of full diallel, it indicates
1. Additive gene action
2. Non-additive gene action
3. Cytoplasmic effect
4. Epistasis

Which of the following population is used for combined LD
and Linkage mapping
1. DH
2. NIL
3. NAM
4. Back cross

Specific combining ability can not be estimated in case of
1. Diallel
2. L x T
3. Partial diallel
4. Full diallel

The process of transfer of DNA into the bacterial cells with the
help of viral particles called bacteriophages is commonly
pronounced as
1. Transduction
2. Conjugation
3. Transformation
4. Integration

Which among the following is the in vivo detection method
of protein-protein interaction?
1. Co-immunoprecipitation
2. X-ray crystallography
3. Yeast 2 hybrid (Y2H)
4. Protein microarrays

Multiple parents are utilized for development of
__________mapping population
1. AIL
2. NAM
3. RIL
4. NIL

The best method to advance the maximum number of genotypes
into next generation against the natural selection is
1. SSD
2. Pedigree
3. Bulk
4. Backcross

Which among the followings are requirement for Marker-
assisted Backcross Breeding
1. High heritability
2. Flanking markers
3. Marker tightly linked with target gene
4. All above

Which breeding method is used to incorporate a novel transgenic
event from an inferior plant type to a popular well adapted
variety
1. SSD
2. Diallel selective mating
3. Mutation breeding
4. Backcross

Near Isogenic Lines are produced by ___________ method
1. Pedigree
2. Backcross
3. SSD
4. Bulk

Net charge of DNA is negative due to
1. Ribose sugar
2. Phosphorous
3. Nitrogen base
4. Deoxy Ribose

Which of the following is fixable effects
1. Epistatic
2. Dominance
3. Additive
4. Environmental

Heritability of the F1 population obtained from two
homozygous parents is
1. 1
2. 0.5
3. 0
4. 0.25

Genetic variations among clones arise due to
1. Occasional sexual reproduction
2. Mechanical mixture
3. Bud mutations
4. All above

Mechanism of crop plants causing adverse effect on
insect/pest feeding, growth and reproduction
1. Antibiosis
2. Avoidance
3. Antixenosis
4. Genetic resistance

When sexual reproduction occurs along with apomixis is
known as
1. Obligate apomixis
2. 2. Recurrent apomixis
3. 3. Facultative apomixis
4. 4. Adventive embryony

Origin of tetraploid species of Brassica was explained by
1. Karpenchenko
2. Sears
3. Nagaharu
4. East

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• An exposure for new
place/institute/culture etc
• Good professional &
academic networks
• SRF holders will get
sufficient fellowship
• Avoid inbreeding
• An advantage during
the recruitments
Advanced research
facilities
Proper guidance and
ASRB
BENEFITS OF SRF EXAM

Which of the following condition represents stable
genotype according
1. b = 0, S2d = 0
2. b = 1, S2d = 0
3. b = 1, S2d = 1
4. b = 0, S2d = 1

In immune reaction, rate of reproduction of pathogen is
1. r < 0
2. r > 0
3. r = 1
4. r = 0

Carbohydrate ‘mannitol’ at 120g/lit is suitable for cultural
requirements in embryo culture at which stage of embryo?
1. Pro embryo stage
2. Globular stage
3. Heart shaped embryo stage
4. Torpedo shaped embryo stage

Complementary gene interaction shows ________ ratio in
F2 generation
1. 13 : 3
2. 15 : 1
3. 9 : 7
4. 2 : 1

Assertion (A): Somatic embryo is easily separated from callus or
explant Reason (R):Somatic embryos are bipolar and radicular
end is cutinized
1. A &R are correct
2. A &R are incorrect
3. A only correct
4. R only correct

Most rapid and expensive transformation method of DNA
delivery which is similar to micro injection is
1. Electroporation
2. Macro injection method
3. Microprojectile
4. Fiber mediated

Which are Endospermic dicots?
1. Castor
2. Fenugreek
3. A&B
4. None

JNKVV University Jabalpur

Alkali fermentation (Wet method of seed extraction) is
done in
1. Tomato
2. Cucumber
3. A&B
4. Brinjal

__________ cross is useful to determine types of the
gametes produced by F1 individual
1. Back cross
2. Test cross
3. Reciprocal cross
4. Criss cross

Minimum No. of field counts to be taken up to 5 acres in
seed certification
1. 6
2. 5
3. 7
4. 4

_________ is an irreversible chromosomal aberration
1. Deletion
2. Duplication
3. Inversion
4. Translocation

What is the Pure live seed (PLS) of seed lot having 98%
purity and 90% germination
1. 86.2
2. 88.2
3. 88
4. 87.2

Separation of seeds based on shape and rolling ability
1. Draper mill
2. Spiral separator
3. Indent cylinder
4. Specific gravity separator

Direction of transcription is from
1. 5’to 5’
2. 5’ to 3’
3. 3’ to 5’
4. 3’ to 3’

How many kinds of gametes are produced by AaBbCCDd
genotype
1. One
2. Two
3. Four
4. Eight

Law in relation to gene and genotypic frequencies in large
random mating populations was given by
1. Mather
2. Jinks - Hayman
3. Jinks - Jones
4. Hardy - Weinberg

Transgressive segregants are those which fall outside the
limits of
1. Female parent
2. Both parent
3. Male parent
4. Mid parent

Crossing over occurs in
1. Leptotene
2. Zygotene
3. Pachytene
4. Diplotene

Naturally, variability is maintained by
1. Recombination
2. Spontaneous mutations
3. Out crossing
4. All above

Which of the following involves gain or loss of chromosome
1. Aneuploid
2. Autopolyploid
3. Allopolyploid
4. Euploid

specific combining ability (SCA) in Line x Tester Analysis
represents
1. The average performance of lines across all crosses
2. The specific performance of an individual in a particular cross
3. The interaction effects between lines and testers
4. Effects of gene mutations in the lines

Which of the following design is similar to line x tester
mating design
1. NCD I
2. NCD II
3. NCD III
4. GMA

What factors influence the success of genetic advance
under selection
1. Selection intensity
2. High heritability
3. Genetic variability
4. All above

GCA variance has positive association with
1. Narrow sense heritability
2. Broad sense heritability
3. Hybrid vigour
4. Adaptability

Triple test cross analysis provides information about
1. Additive variance
2. Dominance variance
3. Presence or absence of epistasis
4. All above

Harshey and Chase labeled protein with isotopes of _____
to distinguish it from DNA
1. Hydrogen
2. Phosphorous
3. Sulphur
4. Radium

In Vr-Wr graph, parents with more dominant gene occupy
position
1. Far away from origin
2. In middle
3. Below origin
4. Near origin

Kafir-60 is an important source of male sterility in
1. Maize
2. Wheat
3. Sorghum
4. Pearl millet

Rate of recombination for the genes located in the vicinity
of centromere will be
1. Complete
2. Relatively higher
3. Relatively lower
4. Zero

MSc Ag Genetics & Plant Breeding: Insights from Previous Year JNKVV Entrance Exam Papers Ph.D. JNKVV by Satyam Sharma .pptx

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MSc Ag Genetics & Plant Breeding: Insights from Previous Year JNKVV Entrance Exam Papers Ph.D. JNKVV by Satyam Sharma .pptx