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Latest Plant Breeding And Genetics MCQs ( Agriculture ) MCQs – Competitive Agriculture MCQs

Latest Plant Breeding And Genetics MCQs ( Agriculture ) MCQs – Competitive Agriculture MCQs

This post is comprising of latest ” ( Agriculture ) MCQs – Latest Competitive Agriculture MCQs “. Here you’ll get latest Software engineering mcqs for written test, interview with answers. If you want to improve your knowledge regarding Software engineering then read these mcqs of Design of Steel Structures.

Latest Agriculture MCQs

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Latest Plant Breeding And Genetics Mcqs ( Agriculture ) Mcqs

The most occurred mcqs of Plant Breeding And Genetics Mcqs ( Agriculture ) in past papers. Past papers of Plant Breeding And Genetics Mcqs ( Agriculture ) Mcqs. Past papers of Plant Breeding And Genetics Mcqs ( Agriculture ) Mcqs . Mcqs are the necessary part of any competitive / job related exams. The Mcqs having specific numbers in any written test. It is therefore everyone have to learn / remember the related Plant Breeding And Genetics Mcqs ( Agriculture ) Mcqs. The Important series of Plant Breeding And Genetics Mcqs ( Agriculture ) Mcqs are given below:

Mendel was lucky to use pea plants for genetical experiments because__________________?

A. they belong to the family leguminous
B. They showed one type of flowers
C. The seven characters he studied were on different chromosomes
D. They have round seeds with lot of proteins

Sexually reproduces organism contribute to their offspring’s____________________?

A. 1/4 of their genes
B. All their genes
C. 1/2 of their genes
D. Diploid number of genes

The most recent evolved plant group is ____________________?

A. Mosses
B. Confers
C. grasses
D. Gymnosperm

If a pure tall plant is crossed with a pure dwarf one, the ratio of tall pure dwarf in the F 2 generation after selling F1 plant will be___________________?

A. 1:1
B. 2:1
C. 1:2
D. 3:1

Polyploidy is most likely to result from ____________________?

A. Occurrence of karyokinesis
B. The crossing over between non homologous chromosomes
C. Occurrence of crossing over
D. The failure of homologous chromosomes to separate during meiosis

Apheliotropic gene is one which___________________?

A. Affects more than ten characters
B. Affects more than five characters
C. Affects only one character
D. Affects more than one character

A genetic element which can exist in more than one of the two alternative forms is known as__________________?

A. Episome
B. Mecrosome
C. Disome
D. Peroxisome

The smallest unit of recombination in the chromosome is called___________________?

A. Chromosome
B. Gene
C. Citron
D. Recon

The functional unit of mutation is___________________?

A. Recon
B. Gaston
C. Gene
D. Mouton

The genetic constitution of an organism is denoted by____________________?

A. Allele
B. Genotype
C. Phenotype
D. Genome

A cross of hybrid with one of its parents is termed as____________________?

A. Test cross
B. Backcross
C. Hybridization
D. Biohybrid

Reproduction from an unfertilized egg or reproduction without fertilization may be defined as___________________?

A. Chimera
B. Calistoga
C. Clone
D. Inbreeding

In the F2 generation, genotypic and phenotypic ratios are identical in cases of___________________?

A. Mendelian dihybrids
B. Mendel lan monohybrids
C. Incomplete dominance
D. None of the above

As a result of linkage and crossingover _____________________?

A. Nuclear division come to close
B. Chromatids become chromosomes
C. Chromosomes become half in number
D. Exchange of chromosomal material

A dihybrid ratio is____________________?

A. 9:3:3:1
B. 3:1
C. 1:1:1:1
D. 27:9:9:3:3:3:1

The chromosome number of human race is__________________?

A. 41
B. 48
C. 44
D. 46

Mendel studied contrasting characters for his breeding cxperiments with peas which of the following character he did not study_______________?

A. Pod shape
B. Pod color
C. Plant height
D. Leaf shape

The new crop critical has been evolved by intervener hybridization between________________________?

A. Wheat & Anglos
B. Rye & Wheat
C. Wheat & rice
D. Rice & maize

The crossing of a yomozygous tall plant and a homozygous dwarf plant would yield plants in the ratio of_________________?

A. All homozygous dwarf
B. 2 tall: 2 dwarf
C. All the heterozygous tall
D. One homozygous tall, one homozygous dwarf, two heterozygous tall

In crop improvement programmed haploids are of great importance because they__________________?

A. Grow better under adverse conditions
B. Give homozygous lines following diplodization
C. Are useful in studies on meiosis
D. Require only about half the amount of chemical fertilizers compared to diploids

Animal Husbandry MCQs

Among the following the test cross is_________________?

A. TTxTt
C. TtxTt
D. Ttxtt

The primary advantage of sexual over asexual reproduction is______________________?

A. Speading up the reproductive process
B. Improvement of chances of reproduction
C. Introducing variation into offsprings
D. Making possible reproduction in all types of environments

Linkage of hereditary units was discounted by__________________?

A. W. Batson and B.C Pun net
B. W.S. Sutton and K. R. Porter
C. T.B. Morgan and G. Mendel
D. C.B. Bridges and G.H. Shull

Gynandromorphy in Drosophila because of_________________?

A. Kappa particles
B. Loss of X-chromosome
C. inheritance
D. Gain of Y-chromosome

Absence of chlorophyll in a plant is known as__________________?

A. Acrodsome
B. A gouri
C. Albinism
D. None of the above

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
B. Gene frequency
C. Genetic drift
D. None of the above

Occurrence of cells in diploid organisms containing multiples of the 2n genomes is known as____________________?

A. Amphidiploids
B. Allopolyploid
C. End polyploidy
D. Aneupoidy

Pedigree selection is used in____________________?

A. Plant difficult to hybridized
B. Cross pollinated plants
C. Self pollinated plants
D. For crosses at intervener level

An organism or cell having a chromosome number that is higher than the exact nultiple of the basic number is known as__________________?

A. Allopolyploid
B. Hyperploid
C. Hypoploid
D. Autopolyploid

Bacteria, single celled animals and plants are grouped to gather as_______________________?

A. Prototypal
B. Protozoa
C. Protista
D. Prokaryotes

The protein synthesizing system is associated with_____________________?

A. Episodes
B. Ribosome’s
C. Microtubules
D. Mitochondria

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
B. Tt and Tt only
C. TT and tt only
D. TT Tt and tt

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%
B. 25%
C. 75%
D. 40$

As a general rule interbreeding is possible between______________________?

A. Any two members of a Family
B. Any two members of a Species
C. Any two members of a Genus
D. Any two members of an order

The term cell was introduced in 1665 by__________________?

A. Hook
B. Maligned
C. Schneider
D. Schumann

The digestive vacuole in the animal cell are____________________?

A. Lysozymes
B. Lysosomes
C. Ribosomes
D. Dictysomes

The nucleic acids comprise of_________________?

D. DNQA and protein

Duplication of chromosomes occurs during_________________?

A. Meiosis
B. Mitosis only
C. Mitosis and meiosis
D. None of the above

Who discovered nucleic acid________________?

A. Benda
B. Miescher
C. Van Mohl
D. Schultz

Who gave the model of DNA_________________?

A. Watson and Crick
B. Koran
C. Tatum
D. Dtanele

Cytoplasm fills of the cavity of a cell when if is young. But in nature cells, the cytoplasm________________?

A. Becomes vacuolated
B. Contracts
C. Disappears completely
D. Disintegrates partially

Who discovered ribosomes__________________?

A. Palade
B. Cowdry
C. Altmann
D. Garner

What is the function of Gorge bodies__________________?

A. Protein synthesis
B. Photosynthesis
C. Segregation of the products of sunthesis
D. RNA synthesis

The smallest cell organelle so far is_____________________?

A. Spherosome
B. Peroxisome
C. Ribosome
D. Lysosome

The maximum magnification possible within electron microscope is____________________?

A. 4000 times
B. 2000 times
C. 400,000 times
D. 200,000 times

The outer most part of plant cell is____________________?

A. Epidermis
B. Plasma membrane
C. Nuclear membrane
D. Cellulose cell wall

The membrane which surrounds the___________________?

A. Chloroplast
B. Nucleus
C. Vacuole
D. Cutoplasm

In cereals limiting amino acids are________________?

A. Lysine
B. Threonine
C. Methionine
D. a and b

In maize source of high lysine is___________________?

A. Opaque 2
B. Gang as
C. Proline
D. African tall

The term useful heterosis was first used by__________________?

A. Meredith and Bridge (1972)
B. Jenkins (1935)
C. Richey (1914)
D. Hull (1950)

Agricultural Economics MCQs

Top cross was first suggested by__________________?

A. East (1908)
B. Simmonds (1979)
C. Davenport (1908)
D. Davis (1927)

Heterosis can be fully exploited in the form of_____________________?

A. Multi lines
B. Hybrids
C. Composites
D. Synthetics

Heterosis can be fixed by___________________?

A. Polyploidy
B. Apomixis
C. Asexual reproduction
D. All the above

Out breeding leads to reproduction in____________________?

A. Population mean
B. Homozygosity
C. Heterozygosity
D. None of the above

Colchicum () is extracted from__________________?

A. Fruit
B. Bulb
C. Seed
D. Flower

A nullisomic individual is represented by________________?

A. 2n+1
B. 2n-1
C. 2n-2
D. 2n+2

The change in chromosome number which involves the entire set of genome is known as______________?

A. Trisomy
B. Euploidy
C. Anenploidy
D. all the above

In primary trisomic the extra chromosome is__________________?

A. Traits located chromosome
B. Isochromosome
C. Normal chromosome
D. None of the above

Stadler, first used X-rays for induction of mutation in_________________?

A. Maize
B. Oat
C. Wheat
D. Barley

A mutation which kills 50% of the individual that carry the mutation is known as_________________?

A. Vital mutation
B. Sub lethal mutation
C. Lethal mutation
D. Sub-vital mutation

In Incern, resistance to spotted aphid is associated with__________________?

A. High DIMBOA in leaves
B. High saponin in leaves
C. low sinigen in leaves
D. High silicant content

Concept of gene for gene hypothesis was developed in____________________?

A. Linseed
B. Gram
C. Oat
D. Tomato

In cotton, jassids have non preference for______________________?

A. Okra leaves
B. Fregobract
C. Smoothness leaves
D. Hairiness of leaves

In wheat, example of durable insect resistance includes resistance to___________________?

A. Stem saw fly
B. Green bugs
C. Hessian fly
D. All the above

Drought is measured in terms of________________?

A. Photosynthesis
B. Yield performance
C. Root length of seedings
D. All the above

Under drought conditions, there is an increase in__________________?

A. Ethylene level
B. Pro line level
C. Abscisic acid
D. All the above

Srought is indicated by__________________?

A. Increase in ethylene level
B. Increase in proline level
C. leaf rolling
D. all the above

The term ideotype was coined by_____________________?

A. Finlay (1968)
B. Jennings (1958)
C. Rasmesson (1987)
D. Donald (1968)

Norine 10 is the source of dwarfing gene in________________?

A. Wheat
B. Barley
C. Rice
D. Oat

Dee-Geo-Woogen is the source of dwarfing gene in___________________?

A. Sorghum
B. Wheat
C. Maize
D. Rice

The significance of difference among several means is tested with the help of____________________?

A. F-test
B. Z-test
C. t-test
D. x-test

The experimental design which control fertility variation in one direction is known as____________________?


The ratio of treatment variance to error variance is known as______________________?

A. Critical difference
B. F-value
C. Correction factor
D. t-value

Headquarter of union for the protection of new plant varieties is in__________________?

B. Thailand
C. Den mark
D. Switzerland

Soil Science MCQs

In bhindi, production of foundation seed needs and isolation distance_________________?0

A. 50 meters
B. 100 meters
C. 200 meters
D. 3 meters

Argemone mexicana is an objectional wed of__________________?

A. Tomato
B. Rapseed/mustard
C. Oat
D. Barley

The recommended ratio of male the recommended of male rows to female rows in hybrid bajra production is_________________?

A. 2 to 4
B. 4 to 8
C. 1 to 2
D. 3 to 6

Which one of the following is fruit____________________?

A. Potato
B. Cauliflower
C. Brinjal
D. Ginger

Maturation of stamens and pistils at different times in the same flower is called___________________?

A. Dichotamy
B. Heterostyle
C. Heterospory
D. Dichogamy

Tomato would not have turned red if__________________?

A. They were mixed with ripe apples
B. They were kept at the bottom layer of box
C. There were no ripe apples in the box
D. Less “hey”had been put in the box

In potato food is stored in__________________?

A. Leaves
B. Shoot
C. Root
D. Flowers

Which of the following is not a fruit____________________?

A. Muskmelon
B. Potato
C. Tomato
D. Bitter gourd

Who coin the term genetic load _____________?

A. Ford (1940)
B. Muller (1950)
C. Hardy (1908)
D. Satisbury (1940)

Which one is C4 crop plant_____________________?

A. Sorghum
B. Sugarcane
C. Maize
D. all the above

Synopsis occur in___________________?

A. Amitosis
B. Meiosis
C. Mitosis
D. all the above

Edible part of pomegranate is____________________?

A. juicy test
B. juicy hairs
C. juicy epicure
D. Monocarp

Parthenogenesis is most commonly seen in___________________?

A. Orange
B. Apple
C. Mango
D. Grape

Whisky is distilled from__________________?

A. Fermented mash of malted or unmalted cereals and potatoes
B. Raw grains
C. Fermented juices of fruits
D. Legume fruits

Mutation breeding is mostly used in____________________?

A. Self pollinated crops
B. Vegetative propagated crops
C. Cross pollinated crops
D. Often cross pollinated crops

The policy level of commercially cultivated seedless watermelon is__________________?

A. Diploid
B. Monoploid
C. Triploid
D. Tetraploid

If the leaf cells have eight chromosomes it is mostly likely that__________________?

A. Zygote will have 4 chromosomes
B. Gametes will have 4 chromosomes
C. Gametes will have 8 chromosomes
D. Zygote will have 16 chromosomes

How many mitouc divisions will take place to produce 512 cells from a single parent cell_________________?

A. 256
B. 9
C. 158
D. 511

Three important law of heredity proposed by Mendel relate to___________________?

A. Gene linkage, character se gregation and independent assortment
B. Segregation, independent assortment and gene linkage
C. Gene linkage, dominance and segregation
D. Segregation, independent assortment and dominance recessive ness

If a heterozygous tall plant is crossed with a homozygous dwarf plant the proportion of dwarf progerry will be__________________?

A. 75%
B. 50%
C. 25%
D. 100%

If a plant heterozygous for tallness is selfed, f2 feneration has both tall and dwarf plants. this proves the principle of__________________?

A. Independent assortment
B. Segregation
C. Dominance
D. Incomplete dominance

If a haploid chromosome number of a gymnosperm is 12 the chromosome in its endosperm will be__________________?

A. 24
B. 12
C. 6
D. 36

When red tall plant is crossed with dwarf white plant all the plants of F, are found to be tall red. which of the following ratio will be available when a test cross is made_________________?

A. 1:2:3
B. 3:1
C. 1:1:1:1
D. 1:2:1

If the offspring of F, (blue) is crossed with white male parent the result will be______________________?

A. All white
B. All blue
C. All black
D. Half blue and half white

Seed is___________________?

A. Developed egg after fertilization
B. Seveloped ovary after fertilization
C. Transformcd ovary after fertilization
D. None of the above

The slow process by which new types of organisms arise from existing forms by genetics variation is called_______________________?

A. Mutation
B. Genetics
C. Evolution
D. Polyploidy

Latest Plant Breeding And Genetics MCQs ( Agriculture ) MCQs – Competitive Agriculture MCQs