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Which of the following is incorrectly matched ?

General Science Biology Botany Class 12th NEET UG NEET UG Preparation

Q. 23 of Quiz-1457 (Que-ID : 3366)

Which of the following is incorrectly matched ?

  • Black rot of crucifers Bacteria
  • Brown rust of wheat Fungi
  • Late blight of potato Virus
  • Red rot of sugarcane Fungi

Ans → (c)Late blight of potato Virus

Explanation → Late blight of potato Virus

This question is taken from this post → Strategies for Enhancement in Food Production : Class 12th Biology Practice Test | MCQs for NEET - attemp/practice


More MCQs in - Strategies for Enhancement in Food Production : Class 12th Biology Practice Test | MCQs for NEET

Q. 1 of Quiz-1457 (Que-ID : 3344)

Aquaculture does not include

  • prawns
  • fishes
  • silkworms
  • shell fishery

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Q. 2 of Quiz-1457 (Que-ID : 3345)

Which of the following is correctly matched ?

  • Sericulture – Fish
  • Aquaculture – Mosquito
  • Apiculture – Honeybee
  • Pisciculture – Silkmoth

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Q. 3 of Quiz-1457 (Que-ID : 3346)

Germplasm collection is the collection of

  • germ cells
  • semens
  • plants/seeds with all the diverse alleles for all genes
  • egg cells

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Q. 4 of Quiz-1457 (Que-ID : 3347)

Major percentage of India’s Gross Domestic Product is constituted by

  • industry
  • agriculture
  • export
  • small scale cottage industry

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Q. 5 of Quiz-1457 (Que-ID : 3348)

The Noble Laureate, who developed semi-dwarf wheat varieties in Mexioc was

  • norman E. Borlaug
  • herbert Boyer
  • William Harvey
  • Typhoid Mary

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Q. 6 of Quiz-1457 (Que-ID : 3349)

Jaya and Ratna are the semi-dwarf varieties of

  • wheat
  • rice
  • cowpea
  • mustard

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Q. 7 of Quiz-1457 (Que-ID : 3350)

The term “inbreeding depression” is related to

  • increased fertility and productivity
  • increased milk production
  • reduced fertility & productivity
  • reduced milk production

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Q. 8 of Quiz-1457 (Que-ID : 3351)

Continued inbreeding, especially close inbreeding generally results in

  • inbreeding depression
  • inbreeding stimulation
  • inbreeding hybridisation
  • inbreeding mutation

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Q. 9 of Quiz-1457 (Que-ID : 3352)

The breeding carried out between animals of different breeds is called

  • out-crossing
  • cross-breeding
  • inbreeding
  • both (a) and (b)

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Q. 10 of Quiz-1457 (Que-ID : 3353)

Which of the following is an example of a cross-breed ?

  • Mule
  • Hilsa
  • Hisardale
  • Sahiwal

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Q. 11 of Quiz-1457 (Que-ID : 3354)

Hisardale is a new breed of sheep developed in Punjab by crossing

  • Merino ram and Bikaneri ewe
  • Assel ram and White leghorn ewe
  • Rhode Island ram and White leghorn ewe
  • Cochin ram and Ghagus ewe

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Q. 12 of Quiz-1457 (Que-ID : 3355)

Crossing of individuals of two different species to produce a hybrid is called

  • interspecific hybridisation
  • intervarietal hybridisation
  • intergeneric hybridisation
  • intravarietal hybrididisation

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Q. 13 of Quiz-1457 (Que-ID : 3356)

Artificial insemination involves

  • super ovulation
  • semen collection
  • egg collection
  • embryo collection

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Q. 14 of Quiz-1457 (Que-ID : 3357)

Artificial breeding of cattle is brough about by

  • artiticial insemination
  • super ovulation and embryo transplantation
  • MOET
  • all of these

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Q. 15 of Quiz-1457 (Que-ID : 3358)

MOET stands for

  • Multiple Ovulation and Egg transfer Technology
  • Multiple Ovary and Embryo Transfer Technology
  • Multiple Ovulation Embryo Transfer Technology
  • Method of Egg Transfer Technology

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Q. 16 of Quiz-1457 (Que-ID : 3359)

Multiple ovulation embryo transfer technology is related to

  • transfer of super embryo
  • transfer of super eggs
  • super ovulation and embryo transfer
  • both (a) and (b)

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Q. 17 of Quiz-1457 (Que-ID : 3360)

Lean meat’ is cosidered to be of high quality because it has

  • lesser but easily digestible protein
  • lesser lipid content
  • more fat that makes the meqt softer
  • longer table life due to lesser chances of infection

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Q. 18 of Quiz-1457 (Que-ID : 3361)

In livestock breeding experiments, which of the following stages is transferred to surrogate mothers ?

  • Unfertilised eggs
  • Fertilised eggs
  • 8 to 32 celled embryo
  • Frozen semen

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Q. 19 of Quiz-1457 (Que-ID : 3362)

The term ‘apiculture’ refers to

  • tissue culture
  • pisciculture
  • bee-keeping
  • animal-keeping

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Q. 20 of Quiz-1457 (Que-ID : 3363)

Which of the following plays a role in indigenous system of medicine ?

  • Plant breeding
  • Fisheries
  • Apiculture
  • MOET

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Q. 21 of Quiz-1457 (Que-ID : 3364)

In honey, the main constituent is

  • calcium
  • sugar
  • protein
  • water

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Q. 22 of Quiz-1457 (Que-ID : 3365)

Turnip mosaic disease is caused by

  • bacteria
  • viruses
  • nematodes
  • fungi

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Q. 23 of Quiz-1457 (Que-ID : 3366)

Which of the following is incorrectly matched ?

  • Black rot of crucifers Bacteria
  • Brown rust of wheat Fungi
  • Late blight of potato Virus
  • Red rot of sugarcane Fungi

Discuss View Answer

Q. 24 of Quiz-1457 (Que-ID : 3367)

Which of the following dieases is caused by bacteria ?

  • Tobacco mosaic
  • Black rot of crucifers
  • Red rot of sugarcane
  • Late blight of potato

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Q. 25 of Quiz-1457 (Que-ID : 3368)

Black rust of wheat is caused by

  • Puccinia
  • Albugo
  • Ustilago
  • Cystopus

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More MCQs In - General Science Biology Botany Class 12th NEET UG NEET UG Preparation

Q. 1 of Quiz- (Que-ID : 3419)

Desired properties of plants and Animals are possible by which reproduction?

  • Genetic Engineering
  • Chromosomal Engineering
  • Ekabana technology
  • Bonsai technology

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Q. 13 of Quiz- (Que-ID : 3381)

Monascus purpureus is a yeast commercially used in the production of

  • citric acid
  • ethanol
  • blood cholesterol lowering statins
  • streptokinase for removing clots from blood vessels

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Q. 11 of Quiz- (Que-ID : 3404)

The role of DNA ligase in the construction of a recombinant DNA molecule is

  • formation of phosphodiester bond between two DNA fragments
  • formation of hydrogen bonds between sticky ends of DNA fragments
  • ligation of all purine and pyrimidine bases
  • none of the above

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Q. 18 of Quiz- (Que-ID : 3511)

First National park developed in India is

  • Gir
  • Kaziranga
  • Jim Corbett
  • None of these

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Q. 24 of Quiz- (Que-ID : 3492)

Best type of pyramid which is always true is:

  • Pyramid or energy
  • Pyramid of Biomass
  • Pyramid of number
  • Both (a) and (c)

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Q. 1 of Quiz- (Que-ID : 3319)

A person with sickle cell anaemia is

  • more prone to malaria
  • more prone to typhoid
  • less prone to malaria
  • less prone to typhoid

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Q. 4 of Quiz- (Que-ID : 2972)

Which among is the most toxic

  • Ammonia
  • Uric acid
  • Urea
  • None of the above

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Q. 25 of Quiz- (Que-ID : 2968)

Which out of the following statements is incorrect ?

  • Genetic code is ambiguous.
  • Genetic code is deqenerate
  • Genetic code is universal
  • Genetic code is non-overlanning.

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Q. 20 of Quiz- (Que-ID : 2963)

Histone proteins are

  • basic, negatively charged
  • basic, positively charged
  • acidic, positively charged
  • acidic, negatively charged

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Q. 12 of Quiz- (Que-ID : 2830)

The term ‘clone’ cannot be applied to offspring formed by sexual reproduction because

  • offspring do not possess exact copies of parental DNA
  • DNA of only one parent is copied and passed on to the offspring
  • offspring are formed at different times
  • DNA of parent and offspring are completely different

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Q. 17 of Quiz- (Que-ID : 2710)

Sarcoplasmic reticulum is store house of which ion

  • Ca2+
  • Mg2+
  • Mn2+
  • None of the above

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Q. 11 of Quiz- (Que-ID : 2854)

Polyembryony commonly occurs in

  • banana
  • tomato
  • Potato
  • Citrus

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Q. 14 of Quiz- (Que-ID : 3482)

A water co-efficient Mesophyte is

  • Cappais
  • Agave
  • Acacia
  • Hemeris

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Q. 6 of Quiz- (Que-ID : 3274)

Transgenic plants are the ones

  • Grown in artificial medium after hybridization in the field
  • Produced by a somatic embryo in artificial medium
  • Generated by introducing foreign DNA in to a cell and regenerating a plant from that cell
  • Produced after protoplast fusion in artificial medium

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Q. 10 of Quiz- (Que-ID : 2753)

Choose the incorrect statement

  • Hormones are non-nutrients chemicals
  • Exocrine glands are ductless glands
  • Invertebrates have simple endocrine system
  • All of the above statements are incorrect

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Q. 24 of Quiz- (Que-ID : 3017)

Crossing over results the exchange of genetic material, which occurs between

  • Non-sister chromosomes
  • Sister chromatids
  • Non-homologous chromosome
  • Homologous chromosomes

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Q. 12 of Quiz- (Que-ID : 2625)

Glucose and amino acids are transported by which transport

  • Facilitated diffusion
  • Diffusion
  • Active transport
  • Passive transport

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Q. 4 of Quiz- (Que-ID : 2847)

Nonessential floral organs in a flower are

  • sepals and petals
  • anther and ovary
  • stigma and filament
  • petals only.

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Q. 19 of Quiz- (Que-ID : 2962)

Synthesis of DNA from RNA is explained by

  • central dogma reverse
  • reverse transcription
  • feminism
  • all of these

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Q. 25 of Quiz- (Que-ID : 3393)

A microbial biocontrol agent that can be used to control butterfly caterpillars is

  • Trichoderma polysporum
  • Bacillus thuringiensis
  • Streptococcus
  • mycorrhiza

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Q. 10 of Quiz- (Que-ID : 3253)

Which one of the following phylum is characterized by absence of true coelom?

  • Annelida
  • Mollusca
  • Echinodermata
  • Nematoda

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Q. 4 of Quiz- (Que-ID : 2772)

Which of the following doesn?t come under taxon

  • Species
  • Kingdom
  • Division
  • Key

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Q. 8 of Quiz- (Que-ID : 3076)

Which of the following is not an accessory pigment?

  • Carotene
  • Chlorophyll a
  • Chlorophyll b
  • Xanthophyll

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Q. 2 of Quiz- (Que-ID : 3545)

Which compound of mercury is used as antiseptic?

  • Mercuric sulphide
  • Mercuric oxide
  • Mercuric iodide
  • Mercuric chloride

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Q. 14 of Quiz- (Que-ID : 2857)

In albuminous seeds, food is stored in _______ and in non albuminous seeds, it is stored in _______

  • endosperm, cotyledons
  • cotyledons, endosperm
  • nucellus, cotyledons
  • endosperm, radicle

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Q. 14 of Quiz- (Que-ID : 2782)

Keystone species are

  • Important for ecosystem
  • Important for plants
  • Endangered species
  • Extinct species

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Q. 43 of Quiz- (Que-ID : 614)

Which nutrient provides the maximum energy on breakdown?

  • Fibres
  • Proteins
  • Fats
  • Carbohydrates

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Q. 9 of Quiz- (Que-ID : 2652)

On an average healthy human breathes how many times per minute

  • 12-16
  • 15-16
  • 20-25
  • 72

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Q. 12 of Quiz- (Que-ID : 3380)

Statins used for lowering blood cholesterol level are extracted from

  • algae
  • bacteria
  • viruses
  • yeast

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Q. 24 of Quiz- (Que-ID : 3517)

New approach to conservation is the establishment of

  • Sanctuaries
  • Biosphere reserves
  • National parks
  • Reserve forests

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Q. 14 of Quiz- (Que-ID : 3232)

The coloured part of a Bougainuillea flower is the

  • corolla
  • calyx
  • bracts
  • androecium

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Q. 21 of Quiz- (Que-ID : 3489)

In the phosphorus cycle, weathring makes phosophate available first to

  • Producers
  • Decomposers
  • Consumers
  • None of these

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Q. 25 of Quiz- (Que-ID : 2818)

Which is not part of brain stem

  • Pons
  • Medulla
  • Mid brain
  • Cerebellum

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Q. 17 of Quiz- (Que-ID : 3335)

Injection of antitoxin in tetanus confers which type of immunisation ?

  • Active immunisation
  • Passive immunisation
  • Auto-immunisation
  • Humoral immunisation

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Q. 15 of Quiz- (Que-ID : 3483)

Gravitated carried soil is

  • Alluvial
  • Muddy
  • Glacier
  • Compound

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Q. 2 of Quiz- (Que-ID : 2920)

The characters which appear in the first filial generation are called

  • recessive characters
  • dominant characters
  • holandric characters
  • lethal characters

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Q. 24 of Quiz- (Que-ID : 2717)

How many bones are present in cranium

  • 6
  • 5
  • 7
  • 8

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Q. 10 of Quiz- (Que-ID : 2853)

An embryo may sometimes develop from any cell of embryo sac other than egg. It is termed as

  • apospory
  • apogamy
  • parthenogenesis
  • parthenocarpy

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Q. 14 of Quiz- (Que-ID : 2983)

Kidney transplantation is the ultimate method of correction in which case

  • Renal calculi
  • Renal failure
  • Uremia
  • None of the above

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Q. 17 of Quiz- (Que-ID : 3335)

Injection of antitoxin in tetanus confers which type of immunisation ?

  • Active immunisation
  • Passive immunisation
  • Auto-immunisation
  • Humoral immunisation

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Q. 6 of Quiz- (Que-ID : 3199)

Fusifrom initial cells of cambium from

  • vascular rays
  • tracheary elements
  • ray parenchyma
  • phloem parenchyma

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Q. 22 of Quiz- (Que-ID : 2740)

Genetic recombination in prokaryotes can occur during

  • Transformation
  • Transduction
  • Conjunction
  • All of the above

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Q. 18 of Quiz- (Que-ID : 2811)

The thin and convoluted outer layer of gray matter that covers the cerebral hemispheres is

  • Medulla oblongata
  • Thalamus
  • Cerebral cortex
  • Meninges

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Q. 20 of Quiz- (Que-ID : 3338)

During the life cycle of Plasmodium, sexual reproduction takes place in which of the following hosts ?

  • Human
  • Female Anopheles mosquito
  • Male Anopheles mosquito
  • Both (a) and (b)

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Q. 22 of Quiz- (Que-ID : 2940)

Which three scientists independently rediscovered Mendel’s work ?

  • Avery, McLeod, McCarty
  • Sutton, Morgan and Bridges
  • Bateson, Punnet and Bridges
  • de Vries, Correns and Tschemark

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Q. 17 of Quiz- (Que-ID : 3410)

Restrictipn endonucleases are most widely used in recombinant DNA technology. They are obtained from

  • Plasmids
  • AH prokaryotic cells
  • Bacteriophages
  • Bacterial cells

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Q. 16 of Quiz- (Que-ID : 3284)

Antheridia and Archegonia are sex organs of

  • Moss
  • Mucor
  • Spirogyra
  • Puccinia

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Q. 21 of Quiz- (Que-ID : 3214)

Bark includes all the tissues

  • Lying outside the vascular cambium
  • Formed by vascular cambium
  • Formed by phellogen
  • Phellem & phelloderm

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Q. 5 of Quiz- (Que-ID : 2798)

The generation of excitation-contraction coupling involves all the following events except

  • Generation of end-plate potential
  • Release of calcium from troponin
  • Formation of cross-linkages between actin and myosin
  • Hydrolysis of ATP to ADP

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