hsst botany 2012 higher secondary school teacher junior and senior kerala psc question paper by...
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KeralaPSCHSSTBotany2012ExaminationHigherSecondarySchoolTeacher:Junior&SeniorQuestionPaperCode40/2012(Cat.NO.449/2010)
Original question paper of Kerala PSC HSST Botany Junior / Senior (Higher SecondarySchool Teacher Botany), Category No. 449/2010) examination conducted by Kerala PSC(Public Service Commission) on 13/04/2002 (Q. Code 40/2012) for the appointment ofHSSTBotanyinGovernmentHigherSecondarySchoolsofKeralaundertheDirectorateofHigherSecondaryEducation,Trivandrum,Govt.ofKerala.QuestionsareinMCQ(MultipleChoiceQuestions)format.
1. KeyenzymeinPCR:
a. Taqpolymeraseb. EcoRIc. Restrictionendonucleased. Ligase
Ans.(a)2. Rootlessplant:
a. Rhizophorab. Azollac. Salviniad. Grass
Ans.(c)3. Diagrammaticrepresentationofchromosomeofanorganismarrangedaccordingto
theirsizeiscalled:a. Genotypeb. Genomec. Idiogramd. Phenotype
Ans.(c)4. FatherofgreenrevolutioninIndia
a. Linnaeusb. Haberlandtc. K.Ramaihd. M.S.Swaminathan
Ans.(d)5. Whichofthefollowingisapetrocrop?
a. Jatrophab. Fossilwww.ea
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c. Limestoned. Crotalaria
Ans.(a)6. Verticillasterinflorescenceisfoundin:
a. Apiaceaeb. Lamiaceaec. Rutaceaed. Apocynaceae
Ans.(b)7. Botanicaldatabaseofplantspecimens
a. BLASTb. Plantc. Tropicosd. Linux
Ans.(c)8. Thegiantnatureofsalivaryglandchromosomeisdueto:
a. Endomitosisb. Mitosisc. Amitosisd. Meiosis
Ans.(a)9. Palmoilobtainedfrom:
a. Borassusflabelliferb. Linumusitatissimumc. Ricinuscommunisd. Elaeisguinensis
Ans.(d)10. Biologicalplastic:
a. Cellulose,hemicellulose,agaroseb. Cellulose,amylase,glactosec. Cutin,lignin,suberind. Pectin,cutin,gelatin
Ans.(c)11. Osmoticbalancerinprotoplastisolation:
a. Mannitolb. Agaragarc. Sodiumalginated. Noneoftheabove
Ans.(a)www.easy
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12. Theinductionoffloweringbylowtemperaturetreatmentiscalled:a. Cryobiologyb. Photoperiodismc. Vernalizationd. Silviculture
Ans.(c)13. Ruminateendospermisseeninthefamily:
a. Asclepiadaceaeb. Annonaceaec. Acanthaceaed. Alismataceae
Ans.(b)14. Electrophoreticseparationisbasedon:
a. Atomicweightb. Chargec. Polarityd. Chargeandpolarity
Questionremoved15. Thelargestherbariumintheworldislocatedat:
a. Genevab. NewYorkc. Kewd. Paris
Ans.(d)16. Greenhouseeffectiscausedby:
a. CO2b. SO2c. NO2d. CO
Ans.(a)17. Vincristinisextractedfrom
a. Catharanthusroseusb. Ixoracocceniac. Daturastramoniumd. Adathodavasica
Ans.(a)18. DNAfingerprintinginvolves:
a. RIAb. VNTRwww.ea
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c. ELISAd. RFLP
Questionremovedbefore19. Inallopatricspeciation,theinitialbarriersforgeneflowis:
a. Behavioralb. Postzygoticc. Geographicd. Ecological
Ans.(c)20. AnexampletoTransgenicplant:
a. BTcottonb. FlavrSavrTomatoc. Goldenriced. Allofthese
Ans.(d)21. Anoceanoilspillagehasbeencleanedusedbacteria.Theprocessis:
a. Biocatalysisb. Bioremediationc. Southernblottingd. Polymerization
Ans.(b)22. Naturalrubberisa:
a. Monoterpeneb. Diterpenec. Polyglycerided. Polyterpene
Ans.(d)23. Aliveviralvaccine
a. Pertussisb. Typhoidc. Poliomyelitisd. Tetanus
Ans.(c)24. InIndiaforthefirsttimethetransgenicplantswereintroducedbytheUScompany:
a. Celeragenomicsb. Calgenec. IndoAmericanHybridSeedsd. Monsanto
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25. Blisterblightofteaiscausedby:a. Aternariasolaniib. Pucciniagraminisc. Exobasidiumvexansd. Mycoplasma
Ans.(c)26. Auxosporesareproducedby:
a. Volvoxb. Spirogyrac. Diatomsd. Oedogonium
Ans.(c)27. Lectinsare:
a. Lipidsb. Proteinbindingcarbohydratec. Fattyacidsd. Carbohydratesbindingproteins
Ans.(b)28. Nameanenzymewhichisactiveat90oC
a. Taqpolymeraseb. DNApolymerasec. RNApolymerased. Helicase
Ans.(a)29. Amphibiansofplantkingdom:
a. Algaeb. Lichensc. Bryophytesd. Gymnosperms
Ans.(c)30. Olericulturedealswith:
a. Flowersb. Vegetablesc. Mushroomd. Fruits
Ans.(b)31. Annualringsarerelatedwith:
a. Dendrocronologyb. Palynologywww.ea
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c. Palentologyd. Cryology
Ans.(a)32. Haematoxyleneisa:
a. Basicstainb. Nuclearstainc. Acidstaind. Mordant
Questionisremoved33. Innullisomicconditionchromosomenumberis:
a. 2n‐2b. 2n+2c. 2n‐1d. 2n+1
Ans.(a)34. Whichamongthefollowingactsasterminationcodon?
a. AUGb. UAGc. GUGd. ATG
Ans.(b)35. Energystarisusedin:
a. Trustedsiteb. E‐wastec. Greencomputingd. CD
Ans.(c)36. Auxanometerisusedtomeasure:
a. Plantgrowthb. Intensityofsoundc. Waterpotentiald. Osmosis
Ans.(a)37. Jeevaniis
a. Nameofanethnomedicineb. Carminativec. Aweed. Oilseedcrop
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38. Rulesofbotanicalnomenclaturearecompiledin:a. ICZNb. ICNBc. ICBNd. ZCBN
Ans.(b)39. Fatherofplanttissueculture:
a. Haberlandtb. Maheswaric. Linnaeusd. Hanning
Ans.(a)40. Stelewithleafgapandbranchgap:
a. Cladosiphonicb. Phyllosiphonicc. Amphiphloicd. Protostele
Ans.(b)41. Thechemicalconstituentoftheseedcoatinsyntheticseed:
a. Calciumchlorideb. Calciumalginatec. Sodiumnitrated. Sodiumalginate
Ans.(b)42. MajorsourceofsugarinIndia
a. Beetrootb. Sugarcanec. Datesd. Sugarbeet
Ans.(b)43. Glyoxylatepathwayisconcernedwith:
a. Synthesisofsucroseb. Netsynthesisofglucosefromfattyacidsc. SynthesisofATPd. SynthesisofNADPH
Questionremoved44. ContributionofVanRheed:
a. FloraofPresidencyofMadrasb. GeneraPlantarumwww.ea
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c. HortusIndicusMalabaricusd. Speciesplantarum
Ans.(c)45. TheprimaryacceptorofCO2inC3pathwayis:
a. PEPb. RuBPc. GDPd. NADP
Ans.(b)46. Viviparyisshownby:
a. Parasiteb. Mesophytec. Hydrophyted. Halophyte
Ans.(d)47. Colchicineisextractedfrom:
a. Bixaorellanab. Colchicumautumnalec. Gloriosasuperbad. Nicotianatabaccum
Ans.(b)48. MajorhotspotinKerala:
a. SilentValleyb. Eravikulumc. Nilgirid. Muthumalai
Questionremoved49. Phylogenydescribes:
a. Morphologicalsimilarityb. Geographicdistributionc. Evolutionaryhistoryd. Reproductivecompatibility
Ans.(c)50. Centraldogmaofmolecularbiology:
a. DNAb. RNAc. Insulind. Goldenrice
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51. GFPstandsfor:a. GreenFluorescentProteinb. GeneFingerPrintingc. GreyFluorescentProteind. GreenFluorescentPlants
Ans.(a)52. AsafoetidaisobtainedfromwhichpartofFerulaasafetida:
a. Stembackb. Leafc. Rootd. Fruit
Ans(c)53. Studyofpollengrainsinhoney:
a. Stenopalynologyb. Dendrocronologyc. Latropalynologyd. Melittopalynology
Ans.(d)54. InAsteraceae,androeciumis:
a. Monadelphousb. Synandrousc. Polyadelphousd. Syngenesious
Ans.(d)55. Methodemployedinthedetectionofproteins:
a. Northernb. Southernc. Westernd. PCR
Ans.(c)56. Humangenomeprojectworkedwith:
a. RFLPb. RAPDc. AFLPd. Shotgunmethod
Ans.(d)57. 9:7istheF2ratioin:
a. Inhibitorygeneactionb. Supplementarygeneactionwww.ea
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c. Complementarygeneactiond. Duplicategeneaction
Ans.(c)58. Cystolithsare:
a. CaCO3b. CaNO3c. CaNO2d. CaSO4
Ans.(a)59. Improvingthegeneticcompositionofapopulationis:
a. Euphenicsb. Euthenicsc. Eugenicsd. Euglenics
Ans.(c)60. SWISPROTisadatabasefor:
a. Nucleicacidsb. Proteinsc. Nucleotided. Genes
Ans.(b)61. Highestnumberofchromosomereportedin:
a. Elephantb. Reflessiac. Mand. Ophioglossum
Ans.(d)62. Oliogenescontrol:
a. Quantitativecharactersb. Qualitativecharactersc. Randomgeneticdriftd. Recombination
Ans.(a)63. Protoplastfusionistechnicallyknownas:
a. Cloningb. Asexualreproductionc. Prasexualhybridizationd. Noneofthese
Ans.(c)www.easy
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64. Marinepteridophyte:a. Pterisb. Actinopterisc. Angiopterisd. None
Ans.(d)65. Giftofoldworldtonewworld:
a. Maizeb. Wheatc. Barleyd. Oat
Questionremoved66. Thefirsttransgeniccropproducedwas:
a. Tobaccob. Peac. Cottond. Flax
Ans.(a)67. Organismusedincoir‐pithcomposting:
a. Eudrilusenginaeb. Pleurotussajar‐cayrc. Rhizobiumsp.d. Agaricuscampestris
Ans.(b)68. Ogiveisa:
a. Frequencypolygonb. Relativefrequencymapc. Frequencycurved. Cumulativefrequencycurve
Ans.(d)69. Androgenichaploidswerefirstproducedby:
a. Stewardandwhiteb. GuhaandMaheswaric. ReinertandBajajd. BourginandNitsch
Ans.(b)70. Whichofthefollowingisanindirectgenetransfermethod:
a. Microinjectionb. Biolisticswww.ea
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c. Cosmidd. Lipofection
Ans.(c)71. DNAdenaturationtemperatureinPCR:
a. 35‐37oCb. 40‐60oCc. 70‐75oCd. 90‐98oC
Questionremoved72. Thetechniqueusedtosolveparentaldisputeis:
a. DNAfingerprintingb. Westernblotc. RIAd. ELISA
Ans.(a)73. Sagoisextractedfrom:
a. Cycasb. Adiantumc. Pinusd. Nephrolepis
Ans.(a)74. Infectiveproteinparticles:
a. Virusb. Viroidc. Priond. Intron
Ans.(c)75. InhumanABCbloodgroupsystemiscontrolledby:
a. Pseudoallelesb. Multipleallelesc. Dominantalleled. Recessiveallele
Ans.(b)76. Fossilfuelsare:
a. Renewableresourcesb. Non‐renewableresourcec. Inexhaustibleresourcesd. Non‐renewableandexhaustibleresource
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77. Parthenocarpyisinducedbythehormone:a. BAPb. GAc. IAAd. ABA
Questionremoved78. AsexualreproductivestructureinLichenis:
a. Apotheciumb. Soridiac. Gonidiad. Conidia
Ans.(b)79. Naturalanti‐transpirant:
a. CO2b. COc. O2d. Ozone
Ans.(a)80. Cadmiumpoisoningleadsto:
a. Minamatab. Moltingofteethc. Epilepsyd. Itai‐Itai
Ans.(d)81. Theprincipalpigmentinphotosynthesis:
a. Chlorophyllab. Chlorophyllbc. Carotened. Xanthophyll
Ans.(a)82. NationalBotanicalGardenislocatedat:
a. Mumbaib. Lucknowc. Delhid. Culcuta
Ans.(b)83. Theuniversalcurrencyoffreeenergyinbiologicalsystem:
a. ATPb. GTPwww.ea
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c. NAD+d. NADPH
Ans.(a)84. Hormoneinvolvedinstomatalclosure:
a. Gibberellicacidb. Abscisicacidc. IAAd. Ethylene
Ans.(b)85. Aposporymeans:
a. Formationofsporophytefromgametophyteb. Amphimixisc. Formationofgametophytefromsporophyted. Parthenospory
Ans.(c)86. Freshwateralgae:
a. Batrochospermumb. Ulvac. Sargassumd. Laminaria
Ans.(a)87. SuppressionofgeneexpressioninantisenseRNAtechnologyoccursat:
a. DNAlevelb. RNAlevelc. ProteinLeveld. Noneoftheabove
Ans.(c)88. ThegenetargetedintheproductionofFlavarSavrtomato:
a. Cry1b. Reversetranscriptasec. Cry2d. Polygalacturonase
Ans.(d)89. Apotheciumisthefruitbody:
a. Ascomycotab. Basidiomycotac. Mastigomycotad. Zygomycota
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90. Cybridscontain:a. Nucleiofbothparentsandcytoplasmofoneparentb. Cytoplasmofbothparentsandnucleusofoneparentc. Cytoplasmandnucleiofbothparentsd. Cryopreservedhybrids
Ans.(b)91. Afungaltoxin:
a. Glutamineb. Smutc. Ergotamined. HCN
Ans.(c)92. Geneticdiseasecanberectifiedby:
a. Antibioticsb. Vaccinesc. Monoclonalantibodiesd. Genetherapy
Ans.(d)93. Intissueculturerootscanbeinducedby:
a. Loweringconcentrationofcytokininandhigherconcentrationofauxinb. Higherconcentrationofcytokininandlowerconcentrationofauxinc. Bothinequalproportiond. Onlyauxinandnocytokinin
Ans.(a)94. Endospermistheusefulpartin:
a. Cottonb. Peanutc. Wheatd. Cashewnut
Ans.(c)95. Virusfreeclonescanbeobtainedfrom:
a. Calluscultureb. Meristemculturec. Haploidcultured. Embryoculture
Ans.(b)96. FatherofModernBotany:
a. Linnaeusb. Theophrastuswww.ea
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c. Hookerd. Aristotle
Ans.(a)97. Carbohydratesare:
a. Polyalcoholsb. Hydroxyaldehydesc. Hydroxyketonesd. Polyhydroxyaldehydesorpolyhydroxyketones
Ans.(d)98. Whichofthefollowingisaherbicide:
a. Ethyleneb. Methylenec. 2,4,Dd. IBA
Ans.(c)99. Eravikulamisa:
a. Touristplaceb. Bioreservec. Nationalparkd. Sanctuary
Ans.(c)100. Classificationbasedonsecondarymetabolitiesis:
a. Cytotaxonomyb. Chemotaxonomyc. Experimentaltaxonomyd. Phenetictaxonomy
Ans.(b)
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