四川农业大学污染生态学思考题Word文档下载推荐.docx
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Sourcesofpollutants,pollutants,etc..Pollutants.Pollutants.Pollutants
2,accordingtotheenvironmentalfactorsaffectedbypollutantscanbedividedinto3,accordingtotheformofpollutantscanbedividedinto4,accordingtothenatureofpollutantscanbedividedinto
5,accordingtothephysicalchangesofpollutantsintheenvironment,chemicalpropertiescanbedividedintotwotermstoexplain1,2pollutants,thesafeconcentrationof3,themaximumallowableconcentrationof4,theeffectofconcentrationofthree,amongthe1properties,the2pollutants,thepollutantsofthe3classification,theplantsontheadhesionofgaseouspollutantsandabsorption.4,thepollutantmigrationintheplantbody.5types,thecombinedeffectsofthecompoundpollutionpollutants.Four,1essayquestions,discussestheinfluencefactorsofplantabsorption,migrationofpollutants.2,howtoreducetheabsorptionofpollutantsinsoilintheactualproductionprocess?
3,absorptionofsolublepollutantsthewaterontheplant.Five,singlechoice5,lethalconcentration6,covered7,pinocytosis8,additiveeffect
9,synergy10,antagonism11,independenteffect
1,thetoxicityofthecombinedactionofmultiplechemicalsisgreaterthanthesumofthetoxicityofeachsinglesubstance.Thisis(A,additiveactionC,antagonismB,synergy:
D,independenteffect):
)
Secondchaptersone,nouninterpretation:
nouninterpretation:
Bioenrichment
1,bioenrichment(bio-enrichment)(alsocalledbiologicalconcentration(bio-concentration)2),enrichmentcoefficientorenrichmentcoefficientof3,hyperaccumulator(hyperaccumulator)two,shortanswerquestions1,thenatureofpollutantsincludingthose2pollutantswhichaccumulateinorganismaftereffect,why?
Whatistherelationshipbetweenthe3.Betweenthebioaccumulationandbiologicaldetoxification?
4,byextendingtheecologicalsystemofthefoodchainbioaccumulation,whatwillhappen,why?
Three,fillintheblanks:
fillintheblank:
1,themainfactorsinfluencingthebiologicalenrichmentare:
2,theinfluencefactorsofaccumulationinorganisms,and,,,,,and.
3,sofar,Chinesescientistshaveonlyfoundarsenichyperaccumulatorplants;
hyperaccumulatorplants;
manganesehyperaccumulatorplants
Zinc,segregation,hyperaccumulator
Lead,segregation,hyperaccumulatorplants
4,thedetoxificationabilityismore
Theenrichmentabilityismore
Onthecontrary,theenrichmentabilitybecomesmoreandmore
5,inthematrixsolution,thepollutantcangive(soluble)quantity6,thesoilmoistureistoomany,thepollutantisinthestateprimarily,theactivityreceives,
Theamountofabsorptionandaccumulationofplants,theamountofenrichment,soilmoisture
Thequantityofpollutantisless,andtheenrichmentis7
8,thewildplantsaremainlywildplants
Themethod
9,investigationcontentofcropsmainlycultivatedcropsincerealandvegetables10,therearefourmethodstostudybiologicalenrichmentonthesubject:
Essay:
1,whycanthebiologicalpollutantenrichment?
2,thishyperaccumulatorhasseveralmajorfeatures.Methods,methodsand
3differenttypesofpollutants,andvariouspollutantsindifferentorgansofdifferentorganismsandthesameorganism,tissueaccumulationhaveobviousdifference,why?
Itshouldbehowtoreasonablelayoutstructureofdifferenttypesofcropsinpollutedareas,howtoavoidexcessivepollutantsintothebody?
4,whatistherelationshipbetweenbiologicalandenvironmentalenrichment?
5.Whatisthebestwayofbioenrichment?
Wouldyoupleasedesignastudyofbiologicalenrichmentprogram.6,theheavymetalsasaspecialkindofpollutants,thosecharacteristicsareobviouslydifferentfromotherpollutants.(judgecorrect"
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judgeandexplainthereasonsfor1points,2points,correctmistakes,"
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(1)todeterminetheproblem,withhighchemicalandbiologicalpollutantscannotbestable.(2pollutantenrichmentplants,isafatsolublesubstancespronetoenrichmentplants(3.Thathashighwatersolublepollutantspronetoenrichmentplants.())))
4,matrixsolution,exchangeable(soluble)pollutantquantitydirectlyaffecttheplantabsorptionandenrichment.(six,multiple-choice:
multiple-choicequestions:
1,sofar,Chinesescientistsfoundonlyoneofarsenichyperaccumulationplants(A,B(s.alfredii,WuSongcao)Bwildplants,Joe,shrubleafD,fieldsamplingC