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SULIT
SULIT4551/2BiologyKertas 2OKTOBER
Nama
Tingkatan
2 jam
PEPERIKSAAN AKHIR TAHUN2015
TINGKATAN 4
BIOLOGI
Kertas 2
Dua jam tiga puluh minit
JANGANBUKAKERTASSOALANINISEHINGGADIBERITAHU
1. Tulisnamadankelasandapadaruanganyangdisediakan.
2. Kertassoalaniniadalahdalamdwibahasa.
3. SoalandalambahasaInggerismendahuluisoalanyangsepadandalamBahasaMelayu.
4. Calondibenarkanmenawabkeseluruhanatau
sebahagiansoalansamaadadalam
bahasaInggerisataubahasaMelayu.
!. "awapankepadaBahagian#danBahagianB
hendaklahditulisdalamruanganawapanyang
disediakandalamkertassoalan.
$. Calondikehendakimemba%amaklumatdihalaman
belakangkertassoalanini.
Kertas soalan ini mengandungi 21 halaman bercetak
&ntukKeguanaan'emeriksa
Bahagian oalan !arkah
"enuh
!arkah
Diperole
#1 12
2 12
$ 12
% 12
& 12
B
' 2(
) 2(
* 2(
+ 2(
,umlah
%&&1-2 ./ihat sebelah0
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SULIT 4551/2
INFORMATIONFORCANDIDATES
MAKLUMATKEPADACALON
1 This uestion paper consists o3 t4o sections5 ection # and ection B
Kertassoalaninimengandungiduabahagian(Bahagian#danBahagianB.
2 #ns4er all uestions in ection # 6rite your ans4er 3or ection # clearly in spaces
pro7ided in the uestion paper
"awabsemuasoalan dalamBahagian#."awapan anda bagiBahagian# hendaklah
ditulispadaruangyangdisediakandalamkertassoalanini.
$ #ns4er any t4o uestions 3rom ection B 6rite your ans4ers 3or ection B on
the ans4er sheet pro7ided in the uestion paper 8ou may use euations9 diagrams9
tables9 graphs and other suitable methods to e:plain your ans4er
"awab mana)mana duasoalan daripada BahagianB. "awapan anda bagiBahagianB hendaklah ditulis dalam ruangan awapan yang disediakan dalam kertas soalan.
#ndaboleh menggunakanpersamnaan* raah*adual*gra+ dan %ara lainyangsesuai
untukmenelaskanawapananda.
% The diagrams in the uestions are not dra4n to scale unless stated
,aahyangmengiringisoalantidakdilukismengikutskalake%ualidinyatakan.
& The marks allocated 3or each uestion or sub;part o3 a uestion are sho4n in brackets
Markahyangdiperuntukkan bagisetiapsoalanatau%eraiansoalanditunukkand alam
kurungan.
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1. Diagram 1 shows organelles P, Q, R and S fond in a !"#e of $ells from a #lan!%s organ.
Rajah1menunjukkanorganelP,Q,RdanSyangterdapatdidalamsejenisseldaripadasatuorgantumbuhan.
Diagram 1 Rajah1
&a' &i' (n Diagram 1 la)el organelles P, Q, R and S.
PadaRajah1labelkanorganelP,Q,RdanS.
*4 mar+s
&ii' -ame an organ of !he #lan! from where organelle R is fond a)ndan!l".
Namakan organdimanaterdapatnyaorganelRdenganbanyak.
.. * I mar+
SULIT 4551/2
SectionABahagianA
*0 mar+s[60markah]
nswer alles!ions in !his se$!ion
a!absemuasoalandalambahagianini
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2. Diagram 2.1 shows a series of rea$!ion. Pro$ess 8 is !he forma!ion of mole$les Q, while #ro$ess 3
is !he )rea+down of #ol"#e#!ide.
Rajah1.1menunjukkansatusiritindakbalas.Proses&adalahpembentukanmolekulQ,manakalaproses"adalahpenguraianpolipeptida.
Diagram 2.1
&a' -ame mole$les P and Q.
NamakanmolekulPdanmolekulQ.
9ole$les P: ............................................................................................... 'olekulP
9ole$les Q ; ................................ ................................ ............................ 'olekulQ* 2 mar+s
&)' 6#lain !he #ro$ess of 8 and 3. %erangkanproses&dan proses".
&i' Pro$ess 8 // Proses&
...
...
...
*2 mar+
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2)&i'
&ii' Pro$ess 3 // Proses"
...
...
...
*2 mar+
&$' Diagram 2.2 show !wo !"#es of organi$ mole$les, #ol"#e#!ide $hains and D-
mole$le fond in a n$les.
Diagram 2.2
&i' S!a!e two s!r$!ral differen$es
)e!ween !he #ol"#e#!ide $hains and D-
mole$le.
Nyatakanduaperbe(aan dari segi srtuktur antara rantaipolipetida dan molekul)N*.
..
..
..
..
*2 mar+s
2)&ii'
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&ii' Diagram 2.7 shows !he )asi$ ni! of D- mole$le.
Diagram 2.7
-ame !he s!r$!res P and Q. NamakanstrukturP danstrukturQ.
P : ...........................................................................................................................
Q : ...........................................................................................................................*2 mar+s *2 mar+a
&ii' D- mole$le $onsis!s of !wo n$leo!ide $hains.
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TOTAL
7. Diagram 7.1 shows !hree s!ages of mi!osis, P, Q and R, in an animal $ell. Rajah7.1menunjukkantigaperingkatmitosis,P, Q danR, dalamselhai!an.
&a' -ame !he s!ages P, Q and R in !he s#a$es #roided in Diagram 7.1.
NamakanperingkatP, Q danR dalamruangyangdisediakandalamRajah7.1.*7 mar+s *7 mar+a
&)' 6#lain wha! ha##ens a! s!age Q.
%erangkanapayangberlakupadaperingkatQ.
...........................................................................................................................
...........................................................................................................................
...........................................................................................................................*2 mar+s *2 mar+a
&$' S!a!e !he $hromosome )ehaior a! !he following s!ages:
Nyatakanperlakuankromosompadaperingkatberikut
S!age P / PeringkatP
...........................................................................................................................
...........................................................................................................................
S!age R / PeringkatR
...........................................................................................................................
...........................................................................................................................*2 mar+s *2 mar+a
SULIT 4551/2
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7&a'
7&)'
7&$'
&d' farmer wan!s !o )reed a good arie!" of )anana #lan!s for $ommer$ial #rod$!ion. Sgges! asi!a)le me!hod !o )e sed and e6#lain how !he me!hod named $an in$rease !he $ro# "ield.
Petaniinginmenghasilkanpisangbermututinggibagipenghaslankomersial.-adangkansatukaedayangdigunakandanjelasbagaimanapenambahanhasilpertanian.
...........................................................................................................................
...........................................................................................................................
...........................................................................................................................
...........................................................................................................................
*7 mar+s *7 mar+a
#e$ Diagram 7.2 shows a $ell a! s!age P. In !he ne6! s!age, i! is fond !ha! $hromosome9 is no! se#ara!ed.
Rajah7.2 menunjukkansuatuselpadaperingkatP. Padaperingkatseterusnya,didapatikromosom9 tidakberpisah.
Draw and la)el !he diagrams for !he !wo dagh!er $ells whi$h will )e formed in !he s#a$e#roided )elow.
+ukisdanlabelrajahkeduaduaselanakyangakanterbentukpadaruangyangdisediakandiba!ah.
*2 mar+s *2 mar+a
SULIT 4551/2
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4. Diagram 4.1 &a' shows !he res#ira!or" s"s!em in hman. Diagram 4.1&)' shows !he res#ira!or" s"s!em in a fish. Rajah/.1#a$menunjukkansistemrespirasimanusia.Rajah/.1#b$menunjukkansistemrespirasiikan.
&a' -ame !he s!r$!res 8 and 3.Namakansturktur&dan".
X :
Y :*2 marks
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&)' 6#lain !wo $hara$!eris!i$s !ha! 8 and 3 hae in $ommon for effi$ien$" in $elllarres#ira!ion.%erangkanduairipersamaanbagi&dan"untukkeekapanprosesrespirasisel.
Forexamine
use
1 :..
...
2 :.. 4&)'
...*4 marks
&$' ....6#lain !he #ro$ess of gases e6$hange )e!ween 3 and )lood $a#illar".%erangkanprosespertukarangasyangberlakuantara"dankapilaridarah.
...
...
... 4&$'
...*7 marks
&d' Diagram 4.2 &a' shows !he lng of a non smo+er.Diagram 4.2 &)' shows !he lng of a hea" smo+er.
Rajah/.#a$menunjukkanpeparuseorangyangtidakmerokok.Rajah/.#b$menunjukkanpeparuseorangperokoktegar.
S!a!e two$ondi!ions of !he lngs in Diagram 4.2 &)' as $om#ared !o !he lngs inDiagram 4.2 &a'.
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5. &a' In na!ral e$os"s!ems, !here is $om#e!i!ion )e!ween mem)ers of !he same s#e$ies as
well as )e!ween differen! s#e$ies.
)alamekosistemsemulajadi,berlakupersainganantaraahlidarispesiesyangsamabegitujugaantaraspesiesyangberlainan.
Diagram 5.1
=ased on Diagram 5.1, e6#lain how $om#e!i!ion )e!ween mem)ers of !he same s#e$ies
hel#s !o $on!rol #o#la!ion grow!h.
SULIT 4551/2
NyatakanduakeadaanpeparudalamRajah/.#b$berbandingdenganpeparudalamRajah/,#a$.
*2 marks
&e' S!a!e one im#or!an$e of !he res#ira!or" s"s!em !o !he organism.%erangkansatukepentingansistemrespirasikepadaorganisma.
...
...*1 mark
4&d'
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2erdasarkanRajah3.1,terangkanbagaimanapersainganantaraahlisesamaspesiesmembantumenga!al pertambahanpopulasi.
* 7 mar+s
&)' Two s#e$ies of !he flor )ee!le $om#e!e wi!h ea$h o!her for flor. =o!h are #arasi!i>ed )"#ro!o>oan .The gra#h in Diagram 5.2 show !he $hanges in nm)ers of !he !wo s#e$ies oer ?00da"s when a #arasi!e is a)sen! and when i! is #resen!.
)uaspesiskumbangtepungbersaingantarasatusamalainuntukmendapatkantepung.Sejenisproto(oamenjadiparasitkepadakeduaduaspesiskumbangitu.
4ra5dalamRajah3.menunjukkanperubahandalambilangankeduaduaspesisuntuktempoh00harisamaadadikulturbersamaparasitdandikulturtanpaparasit.
DI@R9 5.2
i' Ahi$h s#e$ies is !he mos! s$$essfl when !he #arasi!e is a)sen! B6#lain "or answer.
Spesismanakahyangpalingberjayadalampersainganapabilatiadaparasit7%erangkanja!apananda.
.
.
..
..* 7 mar+s
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&@aA
&@b A@iA
ii' 6#lain !he effe$! of !he #arasi!e on !he rela!ie s$$ess of !he !wo )ee!les.
Terang+an +esan #arasi! )erh)ng dengan +emandirian +edaCda +m)ang i!.
.
.
.
* 2 mar+s
&$' Diagram 5.7 shows !he ndesira)le weeds whi$h grow along wi!h $ro# and #oseserios #ro)lem in !he $ro# #rod$!ion.The $ro# #lan!s hae !o $om#e!e wi!h !he weeds for !he same resor$es.
Rajah3.8menunjukkanrumpairyangtidakdikehendakitumbuhbersamatanamandanmenyebabkanmasalahyangseriusdalampengeluaranhasiltanaman.%anamanituterpaksabersaingdengnrumpairuntukmendapatkansumberyangsama.
Diagram 5.7
S!a!e twofa$!ors !ha! !he $ro# and weeds ma" $om#e!e for ane6#lain !he effe$!s of !he
$om#e!i!ion.
Nyatakandua5aktoryangmenyebabkan tanamandanrumpairitubersainguntukmendapatkannya danterangkankesankesan daripersainganitu.
a$!or 1 : ...
ffe$! : ..
* 2 mar+s
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a$!or 2 : .
ffe$! : .
* 2 mar+s
5&$'
TOTAL
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SULIT 4551/2
Section!!a"a#ian!
*40 mar+s*40 mar+ah
nswer an" twoes!ions from !his se$!ion
a!abmanamanaduasoalandaripadabahagianini
. &a' Diagram .1 shows !he ini!ial and final s!age of an e6#erimen!.Rajah6.1menunjukkanperingkata!aldanperingkatakhirsatueksperimen.
Diagram .1Rajah6.1
6#lain )riefl" !he #ro$ess shown in Diagram .1.%erangkanseararingkasprosesyangditunjukkandalamRajah6.1.
*4 mar+s
&)' Diagram .2 shows a s#ina$h s!em !ha! is immersed in differen! s$rosesol!ions.Rajah6.menunjukkanbatangbayamdirendamdidalamlarutansukrosa
yangberlainan.
Diagram .2Rajah6.
6#lain wha! ha##ens !o !he s#ina$h s!em in differen! s$rose sol!ions asshown a)oe.%erangkanapakahyangberlakukepadabatangbayamdalamlarutansukrosayangberbe(asepertiyangditunjukkandiatas.
*E mar+s
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SULIT 4551/2
&$' Diagram .7&a' shows $ondi!ion of a #lan! dring drogh! and Diagram .7&)' shows!he $ondi!ion of !he same #lan! af!er !he #lan! is gien wa!er.
Rajah6.8#a$menunjukkankeadaansepohonpokoksemasakemaraudanRajah6.8#b$menunjukkankeadaanpokokyangsamaselepaspokoktersebutdisiramdenganair.
Diagram .7&a'Rajah6.8#a$
Diagram .7&)'Rajah6.8#b$
Two roo! e#idermal $ell P o)!ained from !he #lan! in diagram .7&a' and Q from !he#lan! in Diagram .7&)'.)uaselepidermisakarPdiperolehdaripokokdalamrajah6.8#a$danQdiperolehdaripokokdalamRajah6.8#b$
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SULIT 4551/2F.&a' 6#lain wh" i! !a+es seeral min!e for !he #lse ra!e !o re!rn !o normal af!er a
igorose6er$ise.
%erangkanmengapakahkadardegupanjantungmengambilmasabeberapaminituntukkembalinormalselepasakti9itiergas.
*4 mar+s&)' Diagram F.1 shows !wo differen! organelles.
Rajah:.1menunjukkanduajenisorganelyangberbe(a.
Diagram F.1Rajah:.1
6#lain !he differen$es )e!ween !he #ro$esses !ha! !a+e #la$e in organelle P and(rganelle Q.
%erangkanperbe(aanprosesyangberlakudalamorganelPdanQ.* mar+s
&$' Diagram F.2 shows gaseos e6$hange a$ross !he srfa$e of !he aleoli and )lood$a#illaries, and )e!ween !he !isse $a#illaries and )od" $ells.
Rajah:.menunjukkanprosespertukarangasmelaluipermukaanal9eolusdankapilaridarah,danantarakapilaridarahdanselbadan.
Diagram F.2Rajah:.
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SULIT 4551/2
=ased on diagram, e$%lain !he #ro$ess of gaseos e6$hange )e!ween !he aleoli and)lood $a#illaries, and )e!ween !he !isse $a#illaries and )od" $ells.3or e6#lana!ion shold )e )ased on !he differen$es in !he #ar!ial #ressre ofres#ira!or" gases )e!ween !he !isses.
2erdasarkan gambarajah, terangkan proses pertukaran gas antara al9eolus dankapilari darah dan antara tisu kapilari dan sel badan. Penerangan mestilah
berdasarkanperbe(aankepekatangasrespirasiantaratisu. *10 mar+s
E. Diagram E shows !he assimila!ion of diges!ed food in !he organ and)od" $ell.4ambarajah;menunjukkanprosesasimilasimakananyangtererna didalamorgandanselbadan.
DI@R9 E4ambarajah;
a ' =ased on Diagram E , e6#lain !he assimila!ion of !he following n!rien!
2erdasarkangambarajah;,terangkanprosesasimilasiuntuknutrien
& i ' gl$oseglukosa
& ii ' amino a$idsasidamino
& iii ' li#idslipid
* 10 mar+s
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SULIT 4551/2)' nerg" reiremen! for a girl aged 15 is ?000 +G dail". Ta)le 1 shows !"#es of
food, an!i!" and energ" $on!en! of her dail"men.
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SULIT 4551/2
?. De !o deelo#men!, air #oll!ion is )e$oming one of a heal!h ha>ard !ohman.
Penemaranudaramerupakansalahsatukesanpembangunanyangmenyebabkanmasalahkesihatan kepadamanusia
&a' Dis$ss !he a)oe s!a!emen!.2inangkanpernyataandiatas. *10 mar+s
&)' Dis$ss !he effe$!s of mismanaged deelo#men! on !he e$os"s!em. Des$ri)et"&ees!e#s !ha! $an )e sed !o oer$ome !his #ro)lem.
2inangkankesankesandaripadapembangunanyangtidakteranangkeatasekosistem.>uraikantigalangkahyangbolehdigunakanuntukmengatasimasalahini.
*10 mar+s
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