GCSE AQA 2024 (All 9-1) Biology Paper 1
Whatzareztheztwoztypeszofzmicroscopes?z-zCORRECTzANSWER-LightzMicroscope
ElectronzMicroscope
Whatziszthezmagnifyingzpowerzofzazlightzmicroscope?z-zCORRECTzANSWER-xz2,000
Whatziszthezmagnifyingzpowerzofzanzelectronzmicroscope?z-zCORRECTzANSWER-xz2,000,000
Whatziszthezresolvingzpower?z-zCORRECTzANSWER-Thezabilityztozdistinguishzbetweenztwozseparatezpoints
Whatziszthezresolvingzpowerzofzlightzmicroscopes?z-zCORRECTzANSWER-200znm
Whatziszthezresolvingzpowerzofzelectronzmicroscopes?z-zCORRECTzANSWER-0.2znm
Whatzarezthezadvantageszofzlightzmicroscopes?z-zCORRECTzANSWER-1.zlivingzsamples
2.zcanzviewzsampleszinzcolour
Whatzarezthezdisadvantageszofzelectronzmicroscopes?z-zCORRECTzANSWER-1.zdeadzsamples
2.zsampleszinzblackzandzwhite
Whatzcanztheyzdozwithzelectronzmicroscopesztozmakezthemzcoloured?z-zCORRECTzANSWER-
Dyezthemzorzcolourzthemzin
Howzdozyouzworkzoutzmagnification?z-zCORRECTzANSWER-Imagezsizez/zObjectzsize
Howzdozyouzworkzoutzimagezsize?z-zCORRECTzANSWER-MagnificationzxzObjectzsize
,Howzdozyouzworkzoutzobjectzsize?z-zCORRECTzANSWER-Imagezsizez/zMagnification
Howzdozyouzconvertzcmztozmm?z-zCORRECTzANSWER-xz10
Howzdozyouzconvertzumz(micrometres)ztozmm?z-zCORRECTzANSWER-/z1000
Howzdozyouzconvertzmmztozumz(micrometres)?z-zCORRECTzANSWER-xz1000
Whatzdoeszanzanimalzcellzcontain?z-zCORRECTzANSWER-
Cytoplasm,zNucleus,zRibosomes,zMitochondrion,zCellzMembrane
Wherezisztheznucleuszlocatedzinzanzanimalzcell?z-zCORRECTzANSWER-Thezcentre
Whatzdoesztheznucleuszdo?z-zCORRECTzANSWER-Itzcontrolszthezactivitieszofzthezcell
Whatziszthezrolezofzthezcytoplasm?z-zCORRECTzANSWER-Wherezchemicalzreactionsztakezplace
Doeszanzanimalzcellzhavezazcellzwall?z-zCORRECTzANSWER-No,zitzdoesznot
Whatziszthezrolezofzthezcellzmembrane?z-zCORRECTzANSWER-
ControlszthezENTRYzandzEXITzofzSUBSTANCESzinsidezthezcell
Whatziszthezrolezofzmitochondria/on?z-zCORRECTzANSWER-Createszenergyzbyzaerobiczrespiration
Whatzdoeszaerobiczrespirationzmean?z-zCORRECTzANSWER-Itzrequireszoxygen
Whatziszthezrolezofzribosomes?z-zCORRECTzANSWER-Wherezproteinzsynthesisztakeszplace
Whatzkindzofzshapeziszazplantzcell?z-zCORRECTzANSWER-Rectangular
,Whatzkindzofzshapeziszanzanimalzcell?z-zCORRECTzANSWER-Circular
Whatzdoeszazplantzcellzcontain?z-zCORRECTzANSWER-Chloroplastz
Starchzgrainz
CellzMembrane
CellzWall
Nucleus
Mitochondrion
Cytoplasm
Whatziszthezrolezofzthezcellzwall?z-zCORRECTzANSWER-Supportszandzprotectszthezcell
Whatziszthezrolezofzthezvacuole?z-zCORRECTzANSWER-containszcellzsap
Whyziszazplantzcellzrectangular?z-zCORRECTzANSWER-Dueztozthezcellzwallz-zstrong
Wherezisztheznucleuszplacedzinzazplantzcell?z-zCORRECTzANSWER-Inzonezcorner/side
Whatziszthezrolezofzchloroplasts?z-zCORRECTzANSWER-Fullzofzazpigmentzcalledzchlorophyll
Thisziszwherezphotosynthesisztakeszplace
Whatzarezbacteriazresponsiblezfor?z-zCORRECTzANSWER-Diseaseszsuchzasztuberculosis,zcholera.
Whatzdoeszazbacterialzcellzcontain?z-zCORRECTzANSWER-Pilli
Plasmid
Ribosomes
Cytoplasm
Plasmazmembrane
, Cellzwall
Capsule
BacterialzFlagellum
Nucleoidz-zcircularzDNA
Whatziszthezpurposezofzazflagellaztozazbacterialzcell?z-zCORRECTzANSWER-Helpszitztozmove
Whatziszthezcrucialzthingzaboutzazbacterialzcell?z-zCORRECTzANSWER-Therezisznozdistinctznucleusz-
zhaveznucleoidzinstead
Whatziszazplasmid?z-zCORRECTzANSWER-Geneticzinformation
Whatziszthezpurposezofzdendriteszonzaznervezcell?z-zCORRECTzANSWER-
Allowszthezcellsztozmakezlotszofzconnectionszwithzotherzcells
Whyzdoznervezcellszhavezsuchzazlongzaxon?z-zCORRECTzANSWER-Itzformszthezlengthzofzthezneurone
Itzcarriesztheznervezimpulsezfromzonezplaceztozanother
Areznervezcellszactive?z-zCORRECTzANSWER-Yes,ztheyzarezveryzactivezcellszandzneedzlotszofzenergy
Whyzdoznervezcellszhavezazlotzofzmitochondria?z-zCORRECTzANSWER-Tozreleasezenergyzinzrespiration
Whatziszazsynapse?z-zCORRECTzANSWER-Gapszbetweenzneurones
Whatzhappenszatzazsynapse?z-zCORRECTzANSWER-
Electricalzimpulseszarezconvertedzintozchemicalzimpulses
Whatzdozmusclezcellszcontain?z-zCORRECTzANSWER-
Specialzproteinszwhichzcanzslidezoverzeachzotherzwhenzmuscleszcontract
Whatzareztheztwoztypeszofzmicroscopes?z-zCORRECTzANSWER-LightzMicroscope
ElectronzMicroscope
Whatziszthezmagnifyingzpowerzofzazlightzmicroscope?z-zCORRECTzANSWER-xz2,000
Whatziszthezmagnifyingzpowerzofzanzelectronzmicroscope?z-zCORRECTzANSWER-xz2,000,000
Whatziszthezresolvingzpower?z-zCORRECTzANSWER-Thezabilityztozdistinguishzbetweenztwozseparatezpoints
Whatziszthezresolvingzpowerzofzlightzmicroscopes?z-zCORRECTzANSWER-200znm
Whatziszthezresolvingzpowerzofzelectronzmicroscopes?z-zCORRECTzANSWER-0.2znm
Whatzarezthezadvantageszofzlightzmicroscopes?z-zCORRECTzANSWER-1.zlivingzsamples
2.zcanzviewzsampleszinzcolour
Whatzarezthezdisadvantageszofzelectronzmicroscopes?z-zCORRECTzANSWER-1.zdeadzsamples
2.zsampleszinzblackzandzwhite
Whatzcanztheyzdozwithzelectronzmicroscopesztozmakezthemzcoloured?z-zCORRECTzANSWER-
Dyezthemzorzcolourzthemzin
Howzdozyouzworkzoutzmagnification?z-zCORRECTzANSWER-Imagezsizez/zObjectzsize
Howzdozyouzworkzoutzimagezsize?z-zCORRECTzANSWER-MagnificationzxzObjectzsize
,Howzdozyouzworkzoutzobjectzsize?z-zCORRECTzANSWER-Imagezsizez/zMagnification
Howzdozyouzconvertzcmztozmm?z-zCORRECTzANSWER-xz10
Howzdozyouzconvertzumz(micrometres)ztozmm?z-zCORRECTzANSWER-/z1000
Howzdozyouzconvertzmmztozumz(micrometres)?z-zCORRECTzANSWER-xz1000
Whatzdoeszanzanimalzcellzcontain?z-zCORRECTzANSWER-
Cytoplasm,zNucleus,zRibosomes,zMitochondrion,zCellzMembrane
Wherezisztheznucleuszlocatedzinzanzanimalzcell?z-zCORRECTzANSWER-Thezcentre
Whatzdoesztheznucleuszdo?z-zCORRECTzANSWER-Itzcontrolszthezactivitieszofzthezcell
Whatziszthezrolezofzthezcytoplasm?z-zCORRECTzANSWER-Wherezchemicalzreactionsztakezplace
Doeszanzanimalzcellzhavezazcellzwall?z-zCORRECTzANSWER-No,zitzdoesznot
Whatziszthezrolezofzthezcellzmembrane?z-zCORRECTzANSWER-
ControlszthezENTRYzandzEXITzofzSUBSTANCESzinsidezthezcell
Whatziszthezrolezofzmitochondria/on?z-zCORRECTzANSWER-Createszenergyzbyzaerobiczrespiration
Whatzdoeszaerobiczrespirationzmean?z-zCORRECTzANSWER-Itzrequireszoxygen
Whatziszthezrolezofzribosomes?z-zCORRECTzANSWER-Wherezproteinzsynthesisztakeszplace
Whatzkindzofzshapeziszazplantzcell?z-zCORRECTzANSWER-Rectangular
,Whatzkindzofzshapeziszanzanimalzcell?z-zCORRECTzANSWER-Circular
Whatzdoeszazplantzcellzcontain?z-zCORRECTzANSWER-Chloroplastz
Starchzgrainz
CellzMembrane
CellzWall
Nucleus
Mitochondrion
Cytoplasm
Whatziszthezrolezofzthezcellzwall?z-zCORRECTzANSWER-Supportszandzprotectszthezcell
Whatziszthezrolezofzthezvacuole?z-zCORRECTzANSWER-containszcellzsap
Whyziszazplantzcellzrectangular?z-zCORRECTzANSWER-Dueztozthezcellzwallz-zstrong
Wherezisztheznucleuszplacedzinzazplantzcell?z-zCORRECTzANSWER-Inzonezcorner/side
Whatziszthezrolezofzchloroplasts?z-zCORRECTzANSWER-Fullzofzazpigmentzcalledzchlorophyll
Thisziszwherezphotosynthesisztakeszplace
Whatzarezbacteriazresponsiblezfor?z-zCORRECTzANSWER-Diseaseszsuchzasztuberculosis,zcholera.
Whatzdoeszazbacterialzcellzcontain?z-zCORRECTzANSWER-Pilli
Plasmid
Ribosomes
Cytoplasm
Plasmazmembrane
, Cellzwall
Capsule
BacterialzFlagellum
Nucleoidz-zcircularzDNA
Whatziszthezpurposezofzazflagellaztozazbacterialzcell?z-zCORRECTzANSWER-Helpszitztozmove
Whatziszthezcrucialzthingzaboutzazbacterialzcell?z-zCORRECTzANSWER-Therezisznozdistinctznucleusz-
zhaveznucleoidzinstead
Whatziszazplasmid?z-zCORRECTzANSWER-Geneticzinformation
Whatziszthezpurposezofzdendriteszonzaznervezcell?z-zCORRECTzANSWER-
Allowszthezcellsztozmakezlotszofzconnectionszwithzotherzcells
Whyzdoznervezcellszhavezsuchzazlongzaxon?z-zCORRECTzANSWER-Itzformszthezlengthzofzthezneurone
Itzcarriesztheznervezimpulsezfromzonezplaceztozanother
Areznervezcellszactive?z-zCORRECTzANSWER-Yes,ztheyzarezveryzactivezcellszandzneedzlotszofzenergy
Whyzdoznervezcellszhavezazlotzofzmitochondria?z-zCORRECTzANSWER-Tozreleasezenergyzinzrespiration
Whatziszazsynapse?z-zCORRECTzANSWER-Gapszbetweenzneurones
Whatzhappenszatzazsynapse?z-zCORRECTzANSWER-
Electricalzimpulseszarezconvertedzintozchemicalzimpulses
Whatzdozmusclezcellszcontain?z-zCORRECTzANSWER-
Specialzproteinszwhichzcanzslidezoverzeachzotherzwhenzmuscleszcontract
