AQA BIOLOGY GCSE PAPER 1 EXAM
QUESTIONS (TRIPLE) ACTUAL EXAM
ALL QUESTIONS AND WELL
ELABORATED ANSWERS TOP RATED
VERSION FOR ALREADY A+ GRADED
HIGHLY RECOMMENDED |NEW AND
REVISED
itCisCimportantCforCdrugsCtoCbeCtestedCinCclinicalCtrialsCbeforeCtheCdrugsCareCapprovedCforCuseCbyCth
eCpublic
giveCtwoCreasonsCwhyC(2Cmarks)C-CCORRECTCANSWER-CtoCcheckCtoxicity
-CtoCcheckCdosage
-CtoCcheckCitsCefficacy
suggestConeCreasonCwhyCaCreportCmakingCclaimsCaboutCtheCeffectsCofCchemicalCACmayCbeCbiasedC-
CCORRECTCANSWER(writersCmayCget)CfinancialCgain
whereCinCtheCheartCisCtheCpacemakerCfound?C(1Cmark)C-CCORRECTCANSWERrightCatrium
explainCtheCeffectCofCaCpartlyCblockedCcoronaryCarteryConCtheChumanCbodyC(6Cmarks)C-
CCORRECTCANSWER-CreducedCbloodCflowCtoCheartCmuscleC(cells)
-ClessCoxygenCtoCheartCmuscleC(cells)
-ClessCaerobicCrespirationCinCbodyCcells
-ClessCenergyCreleased
-ClessCmuscleCcontraction
-CslowerCbloodCflowCfromCheartCtoCtheCbody
, -CresultingCinCtiredness
explainChow:
-CtheCimmuneCsystemCofCanimalsCrespondCtoCaCvaccination
-CtheCimmuneCresponseCinCfarmCanimalsCpreventsCanCoutbreakCofCfoodCpoisoningCinChumans
(4Cmarks)C-CCORRECTCANSWER-CwhiteCbloodCcellsCproduceCantibodies
-CantibodiesCareCspecific/complementaryCtoCantigens
-CspecificCantibodiesCbindCtoCantigens
-CifCinfectedCantibodiesCareCproducedCquicklyCorCinClargeCnumbers
-CantibodiesCwouldCkillCbacteria
-Cfewer/noCpathogensCinCanimals
-CfewerCbacteriaCeaten
-CnumberCofCbacteriaCneverCreachesCaChighCenoughClevelCforCinfectionCtoCdevelop
describeCtwoCasepticCtechniquesCtheCscientistsCshouldChaveCusedCinCtheCinvestigationC(2Cmarks)C-
CCORRECTCANSWER-CpassCinoculatingCloopCthroughCaCflame
-CworkCnearCaCflame
explainCwhyCscientistsCuseC37°CCbutCstudentsCmustCuseC25°cCtoCincubateCbacteriaC(3Cmarks)C-
CCORRECTCANSWER-C37°CCisChumanCbodyCtemperature
-CbacteriaCgrowsCbestCatC37°CC/CatChumanCbodyCtemperature
-C25°CCpreventsCgrowthCofCharmfulCbacteriaCtoCstudents
someCantibioticsCworkCbecauseCtheyCdamageCtheCbacterialCcellCwall
theCbacteriaCdieCbecauseCtheCcellsCburst
QUESTIONS (TRIPLE) ACTUAL EXAM
ALL QUESTIONS AND WELL
ELABORATED ANSWERS TOP RATED
VERSION FOR ALREADY A+ GRADED
HIGHLY RECOMMENDED |NEW AND
REVISED
itCisCimportantCforCdrugsCtoCbeCtestedCinCclinicalCtrialsCbeforeCtheCdrugsCareCapprovedCforCuseCbyCth
eCpublic
giveCtwoCreasonsCwhyC(2Cmarks)C-CCORRECTCANSWER-CtoCcheckCtoxicity
-CtoCcheckCdosage
-CtoCcheckCitsCefficacy
suggestConeCreasonCwhyCaCreportCmakingCclaimsCaboutCtheCeffectsCofCchemicalCACmayCbeCbiasedC-
CCORRECTCANSWER(writersCmayCget)CfinancialCgain
whereCinCtheCheartCisCtheCpacemakerCfound?C(1Cmark)C-CCORRECTCANSWERrightCatrium
explainCtheCeffectCofCaCpartlyCblockedCcoronaryCarteryConCtheChumanCbodyC(6Cmarks)C-
CCORRECTCANSWER-CreducedCbloodCflowCtoCheartCmuscleC(cells)
-ClessCoxygenCtoCheartCmuscleC(cells)
-ClessCaerobicCrespirationCinCbodyCcells
-ClessCenergyCreleased
-ClessCmuscleCcontraction
-CslowerCbloodCflowCfromCheartCtoCtheCbody
, -CresultingCinCtiredness
explainChow:
-CtheCimmuneCsystemCofCanimalsCrespondCtoCaCvaccination
-CtheCimmuneCresponseCinCfarmCanimalsCpreventsCanCoutbreakCofCfoodCpoisoningCinChumans
(4Cmarks)C-CCORRECTCANSWER-CwhiteCbloodCcellsCproduceCantibodies
-CantibodiesCareCspecific/complementaryCtoCantigens
-CspecificCantibodiesCbindCtoCantigens
-CifCinfectedCantibodiesCareCproducedCquicklyCorCinClargeCnumbers
-CantibodiesCwouldCkillCbacteria
-Cfewer/noCpathogensCinCanimals
-CfewerCbacteriaCeaten
-CnumberCofCbacteriaCneverCreachesCaChighCenoughClevelCforCinfectionCtoCdevelop
describeCtwoCasepticCtechniquesCtheCscientistsCshouldChaveCusedCinCtheCinvestigationC(2Cmarks)C-
CCORRECTCANSWER-CpassCinoculatingCloopCthroughCaCflame
-CworkCnearCaCflame
explainCwhyCscientistsCuseC37°CCbutCstudentsCmustCuseC25°cCtoCincubateCbacteriaC(3Cmarks)C-
CCORRECTCANSWER-C37°CCisChumanCbodyCtemperature
-CbacteriaCgrowsCbestCatC37°CC/CatChumanCbodyCtemperature
-C25°CCpreventsCgrowthCofCharmfulCbacteriaCtoCstudents
someCantibioticsCworkCbecauseCtheyCdamageCtheCbacterialCcellCwall
theCbacteriaCdieCbecauseCtheCcellsCburst