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Confirmatory experiment



Classification

Experimentsarethebasisofscientificinquiry.Biologicalexperimentscangenerallybedividedintotwocategories,oneisconfirmativeexperiments,andtheotherisexploratoryExperiments.Somebiologyteachersstillhaveavagueunderstandingofthesetwotypesofexperiments,andtherearedeviationsinteachingdesign.Thisarticleattemptstoanalyzeandclarifythedifferencesbetweenthetwotypesofexperimentsfromdifferentangles,inordertofacilitatebetterinquiryteaching.

Ithasnothingtodowiththebackground,payattentiontotheresultsofverification(facts,concepts,theories),ratherthantheprocessofverification.ConfirmativeexperimentsItconveysthemessagethatitismuchmoreimportanttounderstandadiscoveryandhowtoapplytheresultsofthisdiscoverytoacertainproblemthantodirectlylearnhowtodiscoverit.ConfirmatoryexperimentemphasizesexperimentaloperationandobservationWaitforindividualintellectualskills,emphasizinganyrapidandeconomicalacquisitionofbiologicalknowledge.

Experimentalpurpose

Verificationexperimentistocultivatestudents'experimentaloperationanddataprocessingForotherskills,studentscheckthataknownresultiscorrect,suchasobservingtheplasmawallseparationandrestorationexperimentofplantcells,andverifytheexperimentalprincipleaccordingtotheresultsobtainedbytheexperimentalrequirements(whetherthereisaphenomenonofplasmawallseparationandrestoration).

Exploratoryexperimentsaretoansweraquestionofinterestthroughexperiments,stimulatestudents'curiosity,andcultivatescientificinquirycapabilities,suchasexploringtheseparationandseparationofthemassconcentrationofsucrosesolutionandplantcells.Relationship,predicttheconcentrationofplantcellsapandsoon.

Verifyingexperimentusuallyadoptstheteachingmodeof"telling———verification———application",andstudentsuseexperimentsToverifythebiologicalprinciples,conceptsorpropertiesthathavebeenlearned,this"prescriptiontograspmedicine"modelishighlyimmobilized.

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