Arun Katyayan GPB Part 02 — Agri Master Mind
Mendels research paper published in
- `1854
- 1865
- 1867
- 1866
Why Mendel found the garden pea most suitable self pollination shorter life cycle. Contrasting heritable character .
- 2 and 3 are correct
- 1 and 2 are correct
- All are correct
- All are incorrect
Match the following : Pangenes 1) swammendamm Germplam 2) lemark Acquired charecter 3) Jones Pre formation 4) darwin Dominance of linked genes hypothesis 5) weismann
- A-4,B-5,C-2,D-1,E-3
- A-5,B-4,C-2,D-1,E-3
- A-4,B-5,C-2,D-3,E-1
- A-5,B-4,C-2,D-3,E-1
Match the following Heterosis 1) Economic heterosis Overdominance 2) Inbred variety cross Luxuriance 3) Hybrid vigour Useful heterosis 4) Superdominance Intervarietal hybrid 5) Pseudoheterosis Top cross 6) Intraspecific hybrid
- A-3,B-4,C-1,D-5,E-6,F-2
- A-4,B-3,C-1,D-5,E-6,F-2
- A-4,B-3,C-5,D-1,E-6,F-2
- A-3,B-4,C-5,D-1,E-6,F-2
Rediscovery of mendels work by
- Darwin
- Correns
- Weismann
- Wolf
Law of segregation is also known as
- Purity of genome
- Purity of gametes
- Purity of generation
- none
An individual having only one allel
- Homozygous
- Heterozygous
- Hemizygous
- Heterogeneous
Law of uniformity of fist filial generation is also known as
- Law of segregation
- Law of independent assortment
- Law of dominance
- None
Which one follow multiplication of law of probability
- Law of dominance
- Law of independent assortment
- Law of segregation
- None
F1 crossed with recessive parent is called
- Single cross
- Double cross
- Test cross
- Back cross
- 1 and 3
- 2 and 3
- All are correct
- All are incorrect
A single gene often influences more than one phenotypic effect I know as a
- Pleiotropism
- Multiple allelism
- Lethality
- Expressivity
Complementary gene intrection given by
- G.H. shull
- Bateson and punnet
- T H morgan
- GJ mendel
Coupling and repulsion hypothesis is given by
- G.H. shull
- Bateson and punnet
- T H morgan
- None of the above
Colour blindness and heamophilia are example of
- Sex limitated trait
- Sex influenced trait
- Sex linked trait
- All of the above
Gene present in cytoplasm in known as
- Extranuclear inharitance
- Plasmones
- plasmagenes
- All of the above
Kappa particle in paramecium discovered by
- ruthsangar
- Jenkin
- corren
- Soneberg
Ethydium bromide has a capacity to mutate only
- Cytoplasmic gene
- Nuclear gene
- Both
- none
Progeny cross between two facultative apomicts
- cybrid
- Hybrid
- Inbreed
- Vybrid
The book ‘ cross and self fertilization in vegetable kingdom’ was written in 1876 by which of the following scientists ?
- Hayes
- Darwin
- Gowen
- De Vries
Hybrid varieties were first exploited in which of the following crops ?
- Sunflower
- Carrot
- Onion
- Maize
Choose the correct statement : Cytoplamic inheritance lead cytoplasmic male sterility It play important role in mapping of choloroplast and mitochondria genome Mutation of cytoplasm DNA lead to generations of New variant
- A and B
- A, B and C
- B and C
- None of the above
Sexual reproduction either suppressed or absent in
- Cleistogamy
- Chasmogamy
- Geitonogamy
- Agamospermy
Embryo is developed from egg cells or other cell of embryo sac without fertilization
- Gametophytic apomixes
- Apomeiosis
- Both
- none
Modified flower which develop plant directly without formation of seed
- Runner
- Sucker
- Stolen
- Bulbils
The first interspecific hybrid of cotton released in India is which of the following
- Varalaxmi
- H 4
- Suvin
- Savitri
Cytoplasmic genetic male sterility is commercially used in which of the following crops ?
- Maize and pearlmillet
- Sugarbeet and cotton
- Sorghum and onion
- All of the above
Pollination occure but fertilization does not exist in egg cell
- parthenogensis
- Diplospory
- apospory
- pseudogamy
The first opening of flowering is called
- Anthesis
- Autogamy
- Allogamy
- None
Stigma are closely surrounded by anther and pollination generally occurs when the flower opens
- Tomato
- barley
- Wheat
- pea
Nicotiana is example of
- Protandry
- Protogyny
- Self incompatibility
- Male sterility
Where pistil and pollen stimulate each other is called
- Complementary S I
- Oppositional SI
- Inhibitory SI
- Both 2 and 3
MOST successful method in both gametophytic and sporophytic SI system
- Surgical technique
- End of season pollination
- Double pollination
- Bud pollination
Nuclear male sterity is called also called
- GMS
- CMS
- BOTH
- CGMS
CGMS is also known as nucleoplasmic male sterility CGMS is commercially utilized in maize ,cotton, jowar bajra Moore and nylore induced male sterility in maize using MH
- ONLY 1
- 1 AND 2
- 1,2 and 3
- 1and3
Such character governed by one or few genes with large easily detectable effects called
- polygenes
- Mutant gene
- Oligogene
- None
Certain gene require a specific environment for their expression
- Modifying gene
- Plietrophy
- Oligogene
- Threshold character
The ability to gene express itself
- Expressivity
- Penetrance
- Complimentary gene action
- Supplimentry gene action
Multiple factor hypothesis is also known as
- Epistatic gene interaction
- Duplicate gene interection
- Polygenic inheritance
- Cytoplasmic inheritance
Heritability is
- Genetic variance * phenotypic variance
- Genetic variance+phenotypic variance
- Genetic variance - phenotypic variance
- Genetic variance / phenotypic variance
Bond between nitrogen base pentose sugar
- Glycocidic bond
- Hydrogen bond
- Phasphodiester bond
- Disease resistance
Match the following Hybrid varieties 1) topcross GCA 2) GCA and SCA Synthetics and composites 3) Second cycle inbreds Gamete selection 4) GCA
- A-2,B-1,C-4,D-3
- A-1,B-4,C-3,D-2
- A-4,B-1,C-3,D-2
- A-2,B-3,C-4,D-1
Jumping found in ?
- Bajra
- Sugarcane
- Both 1 and2
- Maize
Colourblindness is example of?
- Sex limited trait
- Sex influenced trait
- Sex linked gene
- None
Gene which lead death to its carrier
- Vital gene
- Sub vital
- Semi lethal gene
- Semi lethal gene
Gene which enhance natural mutation rate ?
- Mutable gene
- Mutator gene
- lethal trait
- Decrease in yield and fertility
Gene whose expression mask the effect of other gene
- Hypostatic gene
- Epistatic gene
- Mutable gene
- Mutator gene
Which of the following is not correct about gene pool
- Species belonging to tertiary gene pool are frequently used in breeding programmes
- Transfers of genes from secondary gene pool to primary gene pool are possible, but difficult
- The concept of gene pool was proposed by Harlan and De Wet in 1971
- In some sense, gene pool describes a concept similar to germplasm
Brain of the cell
- Mitochondria
- Chloroplast
- Ribosome
- Nucleus
Production of protein?
- Nucleus
- Mitochondria
- Chloroplast
- ER
CHROMOSOMAL THEORY OF INHARITENCE IS POSTULATED BY
- Hugo de vries
- Macleod
- Beadly&tatum
- Sutton& boveri
The functional unit where hundreads of nucleotide pairs takes part .it is largest in size
- Recon
- muton
- Cistron
- None
Fairchild mule is first
- Intraspecific cross
- Interspecific cross
- Intravarital cross
- Intervarietal cross
Which of the following is not membrane bound cell
- ER
- Ribosome
- Lysosome
- Mitochondria
In animal it is outermost structure of the cell
- Plasma membrane
- Cell wall
- Ectoplast
- None
Plasma membrane is absent in
- becteria
- Fungus
- Algae
- Virus
1 cementing material 2 rich in ca2+ and mg
- Cell wall
- Plasma membrane
- Middle lamella
- Protoplasm
Cellulose+ lignin
- Parenchyma
- Sclaranchyma
- Collenchymas
- None
The term protoplama was given by Huxley Plasm means substance 80-90% of protoplasm is water
- 1, 2 and 3
- 2 and 3
- 1 and 2
- 1 and 3
Site of glycolysis
- Cytoplasm
- Nucleus
- Hyloplasm
- ER
Food storage is main function of
- chromoplast
- Leucoplast
- Chloroplast
- Both A and B
Evaluation of the plant on the performance of its progeny is known as
- Progeny test
- Test cross
- Back cross
- None
The concept of pureline of given by
- Weinberg
- Moore
- Johannsen
- Nylore
1.Self pollination increase heterozygosity 2.a self fertilized population consist of a mixture of several homozygous genotype 3. self pollination increase homozygosity
- 2 and 3
- 1,2 and 3
- 1 and 2
- 1 and 3
Inbreeding is example of
- Self pollination
- Cross pollination
- Often cross pollination
- None
To improve one or two specific defect of a high yielding vatiety
- Pedigree method
- Backcross method
- Bulk method
- None
Random mating population is also known as
- Non mendelian population
- Panmictic population
- Mendelian population
- Both B and C
The movement of individual into population from a different population
- Selection
- Migration
- Random drift
- Inbreeding
Such species generally show severe reduction in fertility and vigour
- Hetreosis
- Random drift
- Inbreeding depression
- Migration
The progeny obtain from self fertilization were weaker than those derived from out crossing stated by
- Mendel
- Weismann
- Darwin
- Nilesonn
Severe inbreeding depression in
- Maize
- Alfa alfa
- bajra
- onion
The term heterosis given by
- Darwin
- east
- Shull
- None
Luxuriance is the increase vigoure and size of intersepecific hybrid Luxuriance is generally sterility and poor fertility Luxuriance lies in the reproductive ability of the hybrid
- 1 and 2
- 1 and 3
- 2 and 3
- 1 , 2 and 3
The deleterious effect of the recessive allele is masked by their dominant
- Overdominance hypothesis
- Epistatic hypothesis
- Metaxenia
- Dominance hypothesis
The effect of pollen on maternal tissue of fruit
- Male sterility
- Hybridization
- Metaxenia
- Both 1 and 2 are true
Sex in plant was discoved by
- East and shull
- Thomus Fairchild
- Darwin
- Camararious
F2 generation which are superior to both parent
- Combination hybridization
- Hybrid varieties
- Intervarital hybridization
- Transgressive breeding
Cross between different species of the same genus or different genus
- Transgrassive breeding
- Intervarietal hybridization
- Distant hybridization
- None
Removal of stemen without affecting the female reproductive organ
- Pollination
- Anthesis
- Emasculation
- None
Plant selected on the basis of their phenotype and progeny testing required
- Mass selection
- Progeny selection
- Recurrent selection
- Both 1 and2
The simplest form of progeny selection is ear to row method Exensivily used in maize Several phenotypical superior plant are selected not allowed to open pollination
- 1 , 2 and 3
- 1 and 2
- Only 1
- 2 and 3
The average performance of a strain in a series of cross combination
- GCA
- SCA
- Both
- None
When inbreeds cross with open pollinated variety
- Single cross
- double cross
- Top cross
- Poly cross
Cross between two pollinated varieties
- Single cross
- double cross
- Poly cross
- Top cross
First hybrid variety of bajra using CGMS
- CORH1
- HB1
- 2HC
- TN1
Which type of sterility was first develop in rice by athwal
- CMS
- GMS
- CGMS
- NONE
double cross variety are common in
- maize
- Jawar
- Bajra
- Rice
Cross pollination crop where pollination control is difficult
- Cereals
- Oilseed
- Forage
- None
Mixture of several pure line of similar characters but they have different genes for disease resistance
- Multiline variety
- Synthetic variety
- Composite variety
- Hybrid variety
A first hybrid of rice
- PRH10
- APHR 1
- MGR 1
- KRH 1
The ability of a pathogen to attack a host
- Virulence
- Pathogenicity
- Infection
- None
Resistance is polygenic and non pathotype
- Vertical resistance
- Horizontal resistance
- Both
- none
The epidemic development in a variety carrying oligogene leading to heavy economic losses
- Pedigree method
- Polygenic effect
- Vertifolia effect
- None
Due to shift in electrons or proton in normal nitrogen base to convert them in rare states
- Deamination
- Base analogues
- Base analogues
- Tautomerization
The substitution or replacement of a purine by pyrimidine or vice versa
- Base addition
- Base substitution
- Transversion
- Transition
Mutation are generally harmful to organism to the organism Mutation are random ie occure in any gene Same mutation may not occure again and again
- 1 and 2
- 1 and 3
- 2 and 3
- 1, 2 and 3
Exposure of a biological material to radiation like x-rays, y-rays
- mutagenesis
- Irradiation
- Oxygen effect
- None
Pairing between two or more non-homolougous chromosome weather it be complete or partial is called
- Amphidiploids
- Allopolyploid
- Autopolyploid
- Allosyndesis
Seedless water melon is example of
- Haploid
- diploid
- triploid
- tetraploid
One chromosome pair missing
- Monosomic
- nullisomic
- trisomic
- Double nullisomic