AQA GCSE Food And Nutrition
Questions And Answers
What bis ba bmacronutrient? b- bcorrect banswers✔✔A bnutrient brequired bin blarge
bamounts
What bare bthe bmacronutrients? b- bcorrect banswers✔✔Proteins, bfats band
bcarbohydrates
What bis bprotein bneeded bfor? b- bcorrect banswers✔✔- bGrowth, brepair band
bmaintenance bof bcells band btissue
- bAlso ba bsecondary bsource bof benergy
Why bmay bpeople bneed bneed bdifferent bamounts bof bprotein? b- bcorrect banswers✔✔-
bMen bneed bmore bthan bwomen bas bthey bhave bmore bmuscle b
- bBabies band bchildren bneed ba blot bfor bgrowth b
- bTeenagers bneed bprotein bfor btheir brapid bgrowth bspurts
What bare bproteins bmade bup bof? b- bcorrect banswers✔✔20 bamino bacids
What bare bessential bamino bacids band bhow bmany bare bthere? b- bcorrect
banswers✔✔Amino bacids bthat bhave bto bbe bobtained bfrom bfood b- btheir bare b8 bbut
bchildren bneed b10
What bare bHBV bfoods? b- bcorrect banswers✔✔High bbiological bfoods bthat bcontain ball
bof bthe bessential bamino bacids
What bare bsome bexamples bof bHBV bfoods? b- bcorrect banswers✔✔- bMeat
- bCheese b
- bMycoprotein
What bare bLBV bfoods? b- bcorrect banswers✔✔Low bbiological bvalue bfoods bwhich black
bone bor bmore bof bthe bessential bamino bacids
What bare bsome bexamples bof bLBV bfoods? b- bcorrect banswers✔✔- bPulses
- bNuts b
,- bSeeds
What bis bprotein bcomplementation? b- bcorrect banswers✔✔When bLBV bproteins bare
beaten btogether bto bincrease bthe bbiological bvalue
What bis bare bsome bexamples bof bprotein bcomplementation? b- bcorrect banswers✔✔-
bBeans bon btoast b
- bLentil bsoup bwith bbread b
- bMacaroni band bcheese
What bare bthe bdifferent brequirements bfor bprotein bin bgrams bper bday? b- bcorrect
banswers✔✔1-3 byrs b= b14.5g
4-6 byrs b= b19.7g b
7-10 byrs b= b28.3g
11-14 byrs b= b42.1g b(M) b41.2g b(F)
15-49 byrs b= b55g b(M) b45g b(F)
50+ byrs b= b53.3g b(M) b46.5g b(F)
What bis ba bdisease bas ba bresult bof ba bdeficiency bof bprotein? b- bcorrect
banswers✔✔Kwashiorkor b
Symptoms binclude b- bpoor bgrowth, bwater bretention, bhair bloss band binfections
What bharm bcan bexcess bprotein bcause? b- bcorrect banswers✔✔Damage bto bkidneys
band bliver band bmay balso bbe bstored bas bfat
What bare bsome bexamples bof balternative bproteins band bwhat bare bsome badvantages
bof bthem? b- bcorrect banswers✔✔Quinoa, bTofu, bTempeh, bMycoprotein, bTVP
- bGood bfor bvegetarians b
- bLow bin bfat b
- bCheap
What bis bthe bstructure bof bproteins? b- bcorrect banswers✔✔Large bmolecules bmade bup
bof bamino bacids bwhich bconatin bthe belements boxygen, bcarbon, bhydrogen band
bnitrogen
What bis bthe bdenaturation bof bproteins? b- bcorrect banswers✔✔When bthe bchemical
bbonds bof ba bprotein bmolecule bare bbroken bdue bto bheat, bacids bor bmechanical
bagitation
What bis bcoagulation? b- bcorrect banswers✔✔When bproteins bare bdenature bthey bare
bbigger band btake bup bmore bspace, bknocking binto beach bother band bjoining
What bis bfoam bformation? b- bcorrect banswers✔✔When ba bgas bis bspread bthroughout
ba bliquid b(e.g. bwhisking)
What bis bsyneresis? b- bcorrect banswers✔✔When bwater bleaks bout bof ba bfoam
, What bis bgluten? b- bcorrect banswers✔✔The bgeneral bname bfor bthe bproteins bfound bin
bflour b
- bGlutenin bgives bthe bdough bstrength band belasticity b
- bGliadin bbinds bthe bdough btogether binto ba bsticky bmass
What bare bfats bneeded bfor? b- bcorrect banswers✔✔- bForming bparts bof bcells b
- bProtection band binsulation b
- bProviding bthe bfat bsoluble bvitamins band bessential bfatty bacids b
- bConcentrated bsource bof benergy
What bmay bexcess bfat blead bto? b- bcorrect banswers✔✔- bOverweight/obesity b
- bCHD
- bHigh bblood bpressue bor bcholesterol b
- bDiabetes b
- bStroke
What bare bsaturated bfats? b- bcorrect banswers✔✔Have bsingle bbone bbetween ball
bcarbon batoms band beach bcarbon bis bcombined bwith btwo bhydrogen batoms b(we bare
bencouraged bto bcut bdown bon bsaturated bfats)
What bare bunsaturated bfats? b- bcorrect banswers✔✔Have bone bor bmore bdouble
bbonds bbetween ball bcarbon batoms
What bare bmonounsaturated bfatty bacids? b- bcorrect banswers✔✔Have bone bpair bof
bcarbon batom bwith bonly bone bhydrogen batom battached be.g bavocados
What bare bpolyunsaturated bfatty bacids? b- bcorrect banswers✔✔Have btwo bof bmore
bpairs bof bcarbon batoms bwhich bare bcapable bof btacking bup bmore bhydrogen batoms.
bVery bsoft bor boily bat broom btemp be.g. bmargerine
What bare bvisible bfats? b- bcorrect banswers✔✔Fats bthat bcan bbe bseen be.g bfat blayer
bon bmeat
What bare binvisible bfats? b- bcorrect banswers✔✔Fats bthat bcannot bbe bseen be.g.
bbutter bin ba bcake
What bare bessential bfatty bacids? b- bcorrect banswers✔✔Fatty bacids bthat bhave bto bbe
bobtained bfrom bfood band bare bessential bfor bregulating bblood bclotting band bto bcontrol
binflammation
What bare bthe bnames bof bthe btwo bessential bfatty bacids? b- bcorrect
banswers✔✔Omega b3 b- bfound bin boily bfish, bseeds, bleafy bgreens band bhelps bto
bprotect bthe bheart b
Omega b6 b- bfound bin bfruit, bvegetables, bgrains band bchicken band bhelp blower bblood
bcholesterol
Questions And Answers
What bis ba bmacronutrient? b- bcorrect banswers✔✔A bnutrient brequired bin blarge
bamounts
What bare bthe bmacronutrients? b- bcorrect banswers✔✔Proteins, bfats band
bcarbohydrates
What bis bprotein bneeded bfor? b- bcorrect banswers✔✔- bGrowth, brepair band
bmaintenance bof bcells band btissue
- bAlso ba bsecondary bsource bof benergy
Why bmay bpeople bneed bneed bdifferent bamounts bof bprotein? b- bcorrect banswers✔✔-
bMen bneed bmore bthan bwomen bas bthey bhave bmore bmuscle b
- bBabies band bchildren bneed ba blot bfor bgrowth b
- bTeenagers bneed bprotein bfor btheir brapid bgrowth bspurts
What bare bproteins bmade bup bof? b- bcorrect banswers✔✔20 bamino bacids
What bare bessential bamino bacids band bhow bmany bare bthere? b- bcorrect
banswers✔✔Amino bacids bthat bhave bto bbe bobtained bfrom bfood b- btheir bare b8 bbut
bchildren bneed b10
What bare bHBV bfoods? b- bcorrect banswers✔✔High bbiological bfoods bthat bcontain ball
bof bthe bessential bamino bacids
What bare bsome bexamples bof bHBV bfoods? b- bcorrect banswers✔✔- bMeat
- bCheese b
- bMycoprotein
What bare bLBV bfoods? b- bcorrect banswers✔✔Low bbiological bvalue bfoods bwhich black
bone bor bmore bof bthe bessential bamino bacids
What bare bsome bexamples bof bLBV bfoods? b- bcorrect banswers✔✔- bPulses
- bNuts b
,- bSeeds
What bis bprotein bcomplementation? b- bcorrect banswers✔✔When bLBV bproteins bare
beaten btogether bto bincrease bthe bbiological bvalue
What bis bare bsome bexamples bof bprotein bcomplementation? b- bcorrect banswers✔✔-
bBeans bon btoast b
- bLentil bsoup bwith bbread b
- bMacaroni band bcheese
What bare bthe bdifferent brequirements bfor bprotein bin bgrams bper bday? b- bcorrect
banswers✔✔1-3 byrs b= b14.5g
4-6 byrs b= b19.7g b
7-10 byrs b= b28.3g
11-14 byrs b= b42.1g b(M) b41.2g b(F)
15-49 byrs b= b55g b(M) b45g b(F)
50+ byrs b= b53.3g b(M) b46.5g b(F)
What bis ba bdisease bas ba bresult bof ba bdeficiency bof bprotein? b- bcorrect
banswers✔✔Kwashiorkor b
Symptoms binclude b- bpoor bgrowth, bwater bretention, bhair bloss band binfections
What bharm bcan bexcess bprotein bcause? b- bcorrect banswers✔✔Damage bto bkidneys
band bliver band bmay balso bbe bstored bas bfat
What bare bsome bexamples bof balternative bproteins band bwhat bare bsome badvantages
bof bthem? b- bcorrect banswers✔✔Quinoa, bTofu, bTempeh, bMycoprotein, bTVP
- bGood bfor bvegetarians b
- bLow bin bfat b
- bCheap
What bis bthe bstructure bof bproteins? b- bcorrect banswers✔✔Large bmolecules bmade bup
bof bamino bacids bwhich bconatin bthe belements boxygen, bcarbon, bhydrogen band
bnitrogen
What bis bthe bdenaturation bof bproteins? b- bcorrect banswers✔✔When bthe bchemical
bbonds bof ba bprotein bmolecule bare bbroken bdue bto bheat, bacids bor bmechanical
bagitation
What bis bcoagulation? b- bcorrect banswers✔✔When bproteins bare bdenature bthey bare
bbigger band btake bup bmore bspace, bknocking binto beach bother band bjoining
What bis bfoam bformation? b- bcorrect banswers✔✔When ba bgas bis bspread bthroughout
ba bliquid b(e.g. bwhisking)
What bis bsyneresis? b- bcorrect banswers✔✔When bwater bleaks bout bof ba bfoam
, What bis bgluten? b- bcorrect banswers✔✔The bgeneral bname bfor bthe bproteins bfound bin
bflour b
- bGlutenin bgives bthe bdough bstrength band belasticity b
- bGliadin bbinds bthe bdough btogether binto ba bsticky bmass
What bare bfats bneeded bfor? b- bcorrect banswers✔✔- bForming bparts bof bcells b
- bProtection band binsulation b
- bProviding bthe bfat bsoluble bvitamins band bessential bfatty bacids b
- bConcentrated bsource bof benergy
What bmay bexcess bfat blead bto? b- bcorrect banswers✔✔- bOverweight/obesity b
- bCHD
- bHigh bblood bpressue bor bcholesterol b
- bDiabetes b
- bStroke
What bare bsaturated bfats? b- bcorrect banswers✔✔Have bsingle bbone bbetween ball
bcarbon batoms band beach bcarbon bis bcombined bwith btwo bhydrogen batoms b(we bare
bencouraged bto bcut bdown bon bsaturated bfats)
What bare bunsaturated bfats? b- bcorrect banswers✔✔Have bone bor bmore bdouble
bbonds bbetween ball bcarbon batoms
What bare bmonounsaturated bfatty bacids? b- bcorrect banswers✔✔Have bone bpair bof
bcarbon batom bwith bonly bone bhydrogen batom battached be.g bavocados
What bare bpolyunsaturated bfatty bacids? b- bcorrect banswers✔✔Have btwo bof bmore
bpairs bof bcarbon batoms bwhich bare bcapable bof btacking bup bmore bhydrogen batoms.
bVery bsoft bor boily bat broom btemp be.g. bmargerine
What bare bvisible bfats? b- bcorrect banswers✔✔Fats bthat bcan bbe bseen be.g bfat blayer
bon bmeat
What bare binvisible bfats? b- bcorrect banswers✔✔Fats bthat bcannot bbe bseen be.g.
bbutter bin ba bcake
What bare bessential bfatty bacids? b- bcorrect banswers✔✔Fatty bacids bthat bhave bto bbe
bobtained bfrom bfood band bare bessential bfor bregulating bblood bclotting band bto bcontrol
binflammation
What bare bthe bnames bof bthe btwo bessential bfatty bacids? b- bcorrect
banswers✔✔Omega b3 b- bfound bin boily bfish, bseeds, bleafy bgreens band bhelps bto
bprotect bthe bheart b
Omega b6 b- bfound bin bfruit, bvegetables, bgrains band bchicken band bhelp blower bblood
bcholesterol
