PMR Trial 2011 - Science ( Terengganu )

8/4/2019 PMR Trial 2011 - Science ( Terengganu )

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SULITPEPERIKSAANPERCUBAANSCIENCE .Pl\1RPAPER 12 ; 1 1 ) 1 1IHOUR

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JABATAN PELAJARAN NEGERI TERENG~AN' IPEPERIKSAAN PERCUBAANPENILAIAN MENENGAH RENDAH 2011

SCIENCEISAINSPaper 11K er ta s 1

One hourlSatujam

DO NOT OPEN THIS QUESTION PAP'ER UNTIL YOU ARE TOLD TO DO SOJANGAN BUKA KERTAS SOALAN INl SEHINGGA DIBERITAHU

1 .. This question paper censists of 40 questions.Kenas s oa la n in ; m e ng and ungi 40 soa lan .

2. Answer all 'questions.Juwah semua soa ia .3. Each question is followed by four alternative answers; A. B, C or D. For each question,

choose one answer ,only. Blacken your answer 'on your objective answer sheet provided.Tiap-tiap soalan diikuti oleh empat pilihan jawapan, iaitu A, B, C dan D. Bag! setiaps o a lan , p ili h satu ja wa pa n s aha ja . H aa mka n ja wa pa n a nda pa tla kertas j4ivapanohjektijyang disediakan;

4. If you wish techange youranswer, erase the blackened mark that you have made. Thenblacken the new answer.Sekiranya anda hendak menuka jawapan, padamkan tanda yang telah dihuat. KemudianlI it amka n jawap an y a ng ho r u.

5. The d.iagrams in . the questions provided are not drawn to scale unless stated.Rajah y a ng meng ir in gi soalan tidak dilukis menglkut skala kecuali d in ya t a kan ..

6. You may use a non-programmable scientific calculator.Anda dibenarkan menggunakan kalkulator saintifik yang tidak boleh diprogram:

TERENGGANU NEGE'RI ANJUNG ILMUD is e dia ka n o le h:

Guru AKRAM TerengganuDeng ll l! k e rj as ilm a :MPSM Negeri Terengganu Dibiay.lli oleh:'Kerajaan Negeri Terengganu

Dic e tll k o le h :Percetakan Yayasan Islam Tierenggal1ll1 Sdn, Bhd,Telefon: 609-666 8611/6652/8601 Fa.ks: 609666 0611/0063

This question paper consists of 17 printed pagesKertas soalan ini mengandungi 17 halaman bercetakPEPERIKSAANPMR 2011

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fable 1 s hows the physical qu antities X andY and their S l units.Jadual 1 memmj:ukkcm unit Sf bagi kuantiti fizikX dan Y.

Phys ic a l q u an ti tyKuan ti ti f iz ik

S 1 unitUnit S Jx SecondSao:MetreMet e ry

Tab l.e 1 I Jadual lW hich of the follow ing represents X and Y ?Antara berikut yang manakah mewakili X danY?

x y IA Time Electr ic currentMasa A r us e le kt r tkB Length MassPanjans; JisimC Time LengthMasa Panian~D Mass Tempera tu reJisim Suhu

2 Diagram 1 shows a unicellular organism .Rajah 1menunjukkan satu organisma unisei

c

Diagram 1 I Rajah 1Which part of the cell, A, B, C or D controlth e activity of the cell?Bahagion sel yang manakah A, B, C atau Dya ng me nga wa l a ktivtt! s el?

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3 Table 2 shows the densities of foursubstances J, K, L and MJadual 2 menunjukkan: ketwnpatan empatbahan ./, K, L dan M

Substance J K L MBahanDensity I

g/cm' 1 .5 13.5 10.5 2 . 6K etumpaU m Ig/cm J

Table2 Iladual2W hich of the f ol low in g s ubs ta nc e s will floaton a liquid that has density on.s glcm3?Amara bahan-bahan berikut, yang manakahakan terapung di atas cecair yangberketumpatan 3 . 5 glcml?A J and KJdanKB KandLKdan LC LandM

Ldan MD JandM

JdanM4 The following are the importance of a certainnatural resource,Be r ikut me rupa ka n kepentinga n sua t

s umbe r s emu la ja d i. Cools the p lants through the processof transpirat ionMenyejukkon tumbuhan me/aMp ro se s t ra n sp ir a s i Provides buoyancy support to aquatic

plantMembeka.ikan daya apungall kepadatumbuhan akuatik

Controls and retains bodyl e rnpernt ll re a t 3f'lCMengawa/ dan mengekalkan suhubadan pada src

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The natural resource referred to isSumber semulajadi itu ialahA MineralsMineralB F oss il fu el

Bahan api fosilC SoilTanahD WaterAir

5 Diagram 2 shows percentage of gases in t heair..Rajah 2 memmjukka n pe tf){ us ga s dt do/amudara .p

sR

Q

Diagram 2 ; !a ja h 2W hich of the follow ing is true about gas Q?Antara beriJrut yang manakah benar tentangg as b e rla b el Q?A Needed for respiration

D ip e rlu ka n u nt uk r e sp ir a siB Ne ed ed fo r p ho to sy nth es isDiper lu kan -un tu k fo tos i nt e s is

Thinning ofthe ozone layerMenipiskan lapisan ozon

cD Turns lime water cloudyM enge ruhka n a ir kaput

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6 Diagram 3 shows rthree grasshopper areplaced in the bell jar.Rajah 3 menunjukkan tiga belalangdiie ta kka n di da la m s er kup ka ca .

Diagram J / Rajah 3Which of the following shows the correctchanges in the composition of ail"after 30minutes?Amara berikut yang manakah menunjukkankom pos is i . uda ra yang be tul s e le pa s 30minit?

Oxygen Ca rbon d iox ideO ksigen Karbon dioksida

A Increases DecreasesMeningkat Menuyu f I 'B Decreases DecreasesMenurun MenurunC Decreases increasesMenuran Menin~katD Increases IncreasesMeningkat M e n i n g k a t

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Diagram 4 shows a boy throwing a ball upand another boy on the first floor of thebuilding is catching itRajah 4 menunjukkan seorang budak lelakimelambungkan sebtji bola dan seorangbudak le laki lain menangkap bola it dit ingka t s atu s eb ua h b anguna n.

D iagram 4 I Rajah 4What happens to the kinetic energy andpotential energy?Apakah yang berlaku kepada tenaga kineticda n te na ga ke upa ya a n?

, Potential energy K i ne tic e ne rg yTenaga Tenaga kinetikkeupszyaanA

Increase D ecreaseI.Be r t ambah BerkurangDecrease I IncreaseB Berkurang Bertambah

C Decrease DecreaseBerkurang BerkurangD Increase IncreaseBertambah Ber t ambah

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8 D iagram 5 show s an e le ctric p ow er s ta tio n.Rajah 5 menunjukkan sebuah stesenjanakuasa elektrik

T t i b i n eT I r i J n

Diagram 5 I R a ja h 5What is the source of energy used at thispower station?Apakah sumber tenaga yang digunakan dis te se n ja na kua sa ini?A WindAnginB Water

AirC The su nMataha r iD GeothermalGeot e rma

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9 D iagram 6 show s the ice in the bow l hasmelted,Rajah 6 menunjukkan ais di dalam mangkukmelebur.

Diagram 6 / Ra ja h 6Why did the process happened?M e ng ap aka h p ros es ini b er la ku?A P artic les ofic e absorb h eatZ ar ah-za ra h a is me nye ra p hob aB P articles o f ic e rad iate heat

Z ar ah-za ra h a is me nyina r ha bac P artic le s o f ic e refle ct h ea t

Zarah-zarah ais memantul haba'D Par ti cl es o f i c e r e le a se heat

Z ar ah-za ra h a is me mb eb as ka n ha ba

D iagram 7 shows two workers P and Qw earin g d iffe re nt c olo ure d u nifo rm s w ork in gon a hot day , W orker P sweats m ore thanworker Q ,Rajah 7 menunjukkan dua pekerja. P da n Qmemaka i paka ian se ragam ber la inan wa rnabekerja di hari ya ng pa na s . P eke r ja Pb er pe luh le bih b anya k. d ar ipa da p eke r]a Q.

Diagram 7 I R a ja h 7

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W hat can be concluded from the abovesituation?Apakah keslmpulan dari situasi di atas?A I B lack uniform releases heat better

than white un i formPakaian seragam hitammembebaskan haba lebih baikda ripa da pa ka ia n s er aga m puuh.

B W hite uniform releases heat bette ,t ha n b la ck u n if ormPakalan seragam putihmembebaskan haba lebih balkda ripa da pa ka ia n s er aga m hita m

c Black uniform absorbs heat betterm an w hite u nifo rmPakaian seragam hitam menyeraphaba lebih baik daripada pakaians er a gam p ut ih '

D White uniform absorbs heat betterth an b la ck u nifo rmPakaian seragam piain menyeraphaba leMh baik daripada pakaians er aga m hita m

11 D iagram 8 shows the incident ray and the-reflected ray from a l ight source that isp ro jec ted on a p lan e m irro r.Raiah 8 menunjukkan sinar tuju dan sinal'pantulan daripada satu sumber cahaya yangdtpa nca rka n ke pa da ce rm in s ata h.

klDc idcC .S w I I t t J i r

8 : I l d I r a & d 1 1 1S f t r , . , n l a r

D:~rqSirr"_

D iagram 8 I Rajah 8Which part: A, B , C or D is correctlylabelled?Bahagian: manakah' A. B. C dan Ddilabelkan dengan betul?

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12 Diagram 9 ' shows a plant that was left for twow ee ks d urin g a n e xp erim en tRa j ah 9 m e nu nju kk on e ks pe r im e n ke a lastumbuhan yang ditinggalkan selama duaminggu:

D iagram 9 I R a ja h 9

State the stimuli that cause this type ofresponse in the mot and the shoot of theplant.Nya ta ka n ra ngs (mga n ya ng menghasilkanjenis gerak. bolas pada akar dan pucuktum bu ha n itu.

Root ShootAkar Pucuk

A Touch WaterSentuhan AirB Gravity WaterGravi t t AirC TOllch GravitySentuhan GravitiD Gravity LightGrav i t t Cahaya

1 3 Diagram t o show s the p arts of the digestivesystem.R aja h 10 m enunjukka n s eb aha gia n daripadas is tem penc e rna an manus ia .

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D iagram 10 I R a ja h 10W hich part labelled P, Q . Rand S shows theco rr ec t func t ion?Bahagian manakah yang berlabel P, Q, Rda n S me nunjukka nfungs ir rya ya ng b etul?

I Part FunctionI Bahagia n Fungsi

A P T o s ec re cte in su linU ntuk m er em be ska n in sulinB Q T o store b ileUntuk m e ny im pa n h emp e du

T o sec rete hy droc hloric ac idC R U ntuk m er em be ska n a sidhidroklorikD S T o re ab so rb w ate rI Untuk m enye ra p s em ula a ir

14 D iagram 11 shows processes in the hum and ig es ti ve s ys tem .Ra jah 11 menunjukkan proses-proses dolams is tem p en ce r na a n ma nu sia .

D ig es tio n o f p ro te inP ence ma an pr ote in

Peristalsis: P e r is ta l si s . . I

A bso rp tio n o fd ig es te d fo odPenyerapanmakanant e rcerna

A bso rp tio n ofwaterPenyerapan air


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Which of the follow ing shows the correctsequence of organs involved in theprocesses?Antara berikut yang manakah menunjukkansusuna n ya ng betul 'O r ga n -o rg a n ya n gt er lib a t d a lam p ro se s -p ro se s t er s e b u t?Small Large

A ! intestine in te stine Oesophagus S tom achU sus k ee ll U sus E so/agus Pe r u tbe sa r

Large Smal lB intestine Stom ach Oesophagus intestineU sus be sa r PenJJ Eso/agus Ususkecil

Small LargeC Oesophagus S tom ach intestine intestineEsofagus Peru t U su s ke ct ! UsusbesarSmal l Large

D Stomach intestine Oesophagus intestinePero t Usus E sofa gus Usus'I keeil besar

15 D iagram 12 shows three anim als K ; Land MR aja h 12 me nunjukka n tiga ha iwa n K , L da nM.

K L

M

D iagram t2 I Rajah 12

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Wh at is th e c omm on c ha ra cte ristic ofanimalsK, Land M?Apakah clr i s e pu nya bagi haiwan K, L danM? A Body covered with scales

B ada n dis ela put i s is ikB Breathe through moist skill

B er na fa s m e /a lu i k ulit le m ba pC Body covered with fur

Ba don di s ela pus i buluD Cold b looded animals

H aiwa n be rda ra h s ejuk16 D iagram 13 shows a food web in a paddy

field.Rajah 13 menunjukkan sira tan makanan disawah padi.

~---..... . . . . . ;. . ."'1/ ..,. I ' 1\,. ". . I' . 1 ' \ . . '~ !.~- .. ~.

1. /..:,.~ \1/~~-----;SOD iagram 13 / R aja h 13

Which organisms can be classified assec on dary c onsu mers as well as: tertiaryconsumers?Organ isma manakah boieh dikeiaskans eba ga i pengguna s e kunde r da n jugap en gg un a t er tie r ?A Small bird and eagle

Bur ung ke cil da n he la ngB Sm all bird, ow l and snak eBurung ke cil, burung ha nt da n ula r

O wl, sm all bird, snake and eagle,Bunmg hantu; burung kecil. Ulardan belongSnake, owl and eagleU la r , bunmg hantu dan he la ng

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SlJL!lT-17 Diagram 14 shows the stages in water

purificationRajah J 4 menunjukkan peringkat-peringkatpe mbe rsiha n a ir .0..0..0;Reservoir T ank P SedimentationEmpangan Tangki P tank

Tangkipengenapan

.~0"0"0S to ra ge ta nkTangk :Penyimpanan

ChlorinationtankTangkiPeng/dorinan

Filteration tankTangkipenurasan

D iagram 1,4 I Rajah 14Wh at s ub sta nc e added in tank P an d itsp urp ose is correct?Apakah bahan yang ditambah di dalamt m ! . . f ? ; , t L e d t m . t u j, @ I 1 1 l. .y a _ a d al a h b e tu l ?

Substance I PurposeBahan FuiuanChlorine To k il l m i cr oo rg an ism sA Klortn Untuk: membunuhmikroorganisma

B Slaked l ime To purify th e w ate rK a pur m ati Untuk menulenkan air- -- T o c oa gu late im pu rities inC Alum waterAlum Un tuk menggumpa lkan

kekotoran di dalam airI T o rem ove so lu bleI im p ur itie s f rom th e w ate rFluorineD

FtuorinUn t uk m embuang

I b en da s in g te rla r ut d ala ma ir

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8 55/118 T he chart below shows the pH value of

S U b s t a n c e : S.Ca rta di ba wa h me nunjukka n nila i pH ba ha nS,I 2 1 3 i 4 I5 1 -6 I 7 I i] 9 1 1 0 I I I 1 1 2 1 1 3 1 1 4 1

fW hich of the follow ing m ay be su bsta nc e S ?Antam berikut yang manakah kemungkinanba ha n S ?A O ra ng e ju ic eJus or enB Di s ti ll ed wa te r

A ir s ult ngC L im e w ate r

Airkapur0 Hot c offe eKopi panas

19 D iagram 15 sh ow s sy rin ge used to suck upw ater but the w ater did not rise up ,~ah i5 menuniukkar: satu Qicagaridigunokan untuk menyedut air tetapi airt id a k ma su k.

,.(If-----1I---Ho1eL#IJtmgW..Air

Diagram IS /RaJah J 5

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Which sta tem ent is true abou t a ir p ressu re in Athe s y ri ng e ?Pernyataan manakah benar mengenai Bte ka na n uda ra di da la m pica ga ri?

21 0 0 J31001

C 28001A H ig her th an the w ater p re ssure

L eb ih ting gi d ar ipa da lehman a ir D 1800 JB L ow er th an the atm osp heric p ressu reLebih rendah daripada tekananatmosfera 21 In which of the fo llow ing conditions, force isproduced?

An/am keadaan berikut; yang manakah dayadihasl lkan?L ow er than the w ater pressure

L eb ih r enda h da ripa da te ka na n a irA Holdinga spring

Memegang springSam e as th e atmospher ic pressureS ar na de nga n te ka na n a mos fe ra B Putting a nail on a t ab le

M ele ta kka n pa ku di a ta s m eja2 0 D iagram 16 show s a student w ith a m ass of6 0 kg c ar ry in g a . b ox w ith ] Okg,

RaJah 16 menunjukkan s eora ng pe la ja rberjisim 60kg membawa sebuah kotakberjisim 10kg

c Pu lling back the s tr ing of a bowM ena rik ta li b us ur

D T ouching a static car at a roadsideM enye ntuh ke re ta pe gun di te p; j ala n

lJ)m 22 D iagram 17 show s a skele ton system of anelephantRajah 17 menunjukkan sistem rangka padaseekor gajah.

Diag ram 16 I Rajah .16C alcu la te the w ork done by t he s tu d en t.Hitungkan kerja yang dilakukan oleh pelojaritu. [1 kg "" 10 N]

Kerja = daya x jarakD iagram 17 f Rajah 1 '7ork done = force x distance

Which of the following is not the function ofthe endosk eleton of Mlephant?Amara berikus, yang manakah bukan fungsir angka da la m ba gi s ee kor ga ja h?

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A T o support the weight of the bodyU ntuk m enyokong be ra t ba da nnyaTo support the body and give itshapeUntuk menyokong dan memberibemuk kepada badannyaT o protec t the internal organs of theb o d yU ntuk m elindungi or ga n da la ma n ba da nT o help it flo at in w ate rUntuk membantunya terapung dida la m a ir .

B

c

D

D iagram 18 show s tw o stools of differentheight.Rajah 1 S . m enunjokkan dua bangku yangb er be za k eti n gg i a n .

IQD iagram 18 !Rajah 18

Why stool P m ore sta ble than Q?M engapakah bangku P lebih stabil daripada Q?

p

A P is lighter tha n QP le bih r inga n da ripa da QQ is higher than PQ lebih tinggi da ripa da PT he position of centre of gravity Q islower than PKedudukan pusa: graviti Q lebihrenda h da ripa da PT he position of centre of gravity P islowe r th an QKedudukan pusai gravi t i P lebihrendah da ripada Q

Bc

D

10 55/124 D iagram 1'9 show s a type lever.

Rajah 19 m enunjukka n se je nis tua s.

E f f o r tD a y a

L o a dB e b O J lf u l c r u mf u l k r u m

D iagram 19 !Rajah J 9W hich of the follow ing has the sam e class ofle ve r sh ow n a bo ve ?Anta ra be r ikut yang manoka h menunjukkank eia s s is te m tUGS yang s a ma s ep er ti di a t a s?A ScissorsGuntlngB Broom

PenyapuC See-sawJongkang-jonglcitD Paper cutter

P em otong ke rta s

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25 D iagram 2 0 show s asee-saw that is b alancedRaiah 20 menunjukkan sebuah jongkang-jongki: berada di dalom keadaon seimbang.

D iagram 2 0 f Rajah 20What is tile d ista nc e la belled Q?Apakah jarak berlabel Q?A UrnB :UmC 3 .5 mD 4.0 m

26 D iagram 21 shows a part of the hum anresp iratory system in which gaseousex ch an ge ta kes p la ce .Rajah 21 menunjukkan sebahagian daripadasistem respirasi manusia di mana berlakunyape rt uk ar an ga s .

D iagram 21 / R aja h 21What isthe characteristic of X to increaseth e r ate o f o x yg en d if fu sio n?Apakah ciri X y.ang boleh menambahkank ada r r es a pa n o ks ig en?

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A ThJck wallDinding teballt has a dr y s ur fa ce a re aMempunyai permukaan yang ~.:r:gBc Surr ou nd ed b y a rte rie sDik elilin gi o le h . a r te r iSurrounded bya network of bloodearpillar iesD ike lilingi ole h ja ringa n ka pila ri da ra h

D

27 D iagram 22 show s the transport of gas inb lo o d ve ss e ls .Rajah 22 menunju }e kan pengangkut a t: l g a s d ida la m s a lur darah.

-r=:~II ,. ~~~ ,~~ .... _ ,~ .. . ,;~" ; "";r :;_" ; . '~. .RD iagr am 2 2 I Rajah 22

Based 0 11 D iagram 22 , w hat happens atstages R?Berdasarkan Rqjah 22, apakah yang berlakupa da per ingka s R ?A Carbon dioxide is u sed by th e c ells

f o r r e sp i ra t ion sK a r b on d io ks id a diglmakan ole h se luntukrespirasiOxygen diffu ses out: o f the bloodc arp i lla rie s in to th e c ellsOksigen meresap keluar dari kapilarida ra h Ire da la m se l

B

c Ox ygen diffuses from . the cells Intot he b lo o d c a rp i ll ar ie sOksigen meresap dari sel ke daiamkapllarl darahCarbon diox ide combines withh ae mo glo bin to form oxyhaemogloblnKarbon dioksida berpadu denganhaemoglobin untuk membentukoks iha e m og lob in

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2 8 Diagram 23 shows two components of b lood.R a j a h 23 m e nu sju kk a n d ua k o m p o n e n d a r a h .

p QDiagram 23 I Ra jah 23

What a r e the fu nc tion of c omponent P andQ?A p a k o h jim g s i k o m po ne n P d a n : Q?

p QF i g h t Helps in b lood clo tt inginfectionsA M e l ( ] l4 l a n M e m b a n tu d a la m

j a n g l d t a n p em b e k ua n d a r a hTransportoxygen Fight infections

B M e n g a n g k u t M e l a w a n j a n g k i t a no k s i g e nFight

i n f ec t i o m Transport oxygenC M e l a w a n Ij a n g k i t a n M e n g an g ku t o k s ig e niTransport T ranspor t waste p roducth o r m o n e'i) M ( m g a n g k u l M e . n g l ln g : k u t bananhermon b u a n g a n

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2 9 The- information below shows the flow ofu r i n e removed f r o m t h e h u m a n body.M a ld u m a t d i b a w a h m e m m ju k k a n a l i r a n a i rk en c i n g d ib u a n g d a r i b a d a n .

Kidney.. X .. u r i n a r y bladder .. YGinjal p u nd i k en c i n g

What are X and Y?Apakah X d a n Y ?

x y IUrethra Blood vessel I

A U r e t r a S a lu r d a r ahB Urethra UreterU r e s r a U r e t e rC Ureter UrethraU r e t e r U r e t r aD B l o o d v es s e l Ureter, Salurdarah U r e t e r--

30 Diagram 24 shows some processes anddevelopment occurs in the femalereproductive system.R a j a h 2 4 m e nu n ju kk a n b eb er a p a p ro se s d anp er k e m b a n ga n y a n g b er la ku d i d a la m s i s t e mp e m b i a k a n p e r em p u a n .

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D iagram 24 / R aja h 24What development occurs from stage S tostage U?Apakah perkembangan yang berlaku diperingkat Shingga peringkat U?A Ovulation

OvulasiB Cell division

P e mb oha gion s etc Ce l l g e rminat ion

P erca mb aha n se lD Repea ted f er ti li z a ti on

Persenyawaan bertdang31 D iagram 2S shows a structure P produced bya p art o f a flow er.

Rajah 25 menunjukkan struktur P yangdihasilkan suatu bahagian pada bunga.

D iagram 25 / Ra j ah 25

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Which part of a fower, A, B, Co:r Dproduces P?Bahagian manakah pada bunga, A, B, C atauD menghasiikan P?

32 Which of the following physicalcharacteristics are u sed to m easu re grow th?Aruara ciri fizikal berikut, yang manakahd ig un ak a n u nt uk m e ng uk ur p er tu mb uh an ?

IIHeightKetinggianB od y w eigh tB er at b ada nColo ur o f sk inWarna kulit

III

A I and I I onlyI dan IlsahajaB f and I II onlyI da n III s aha jaC II and I I I only

Il dan III sahajaD I, II and I I I

1 , II da n III

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33 D iagram 26 shows an apparatus set-up .Ra j ah 26 m em mjukka n s atu s us una nradas .

Hea tPanaska

Ac:idif iedpotassmmmanganate (V1I) solutionL a na a n k aliummangana t (V I I ) beras id

Diagram 26 I Rajah 26What is the colour of acidifiedpotassium manganate (VII) solution atthe end of the experiment?Apakah wama larutan kaliu.mmanganat (Vll) berasid pada akhireksperimen?

A ColourlessT id ak b er wa m a

B WhitePutihc BlueBiruD PurpleUngu

3 4 D iagram 27 shows a fractionaldistillation tower used in thepetrochemical industry to purifypetroleum,Rajah .2 7 menunjukkan menarapenyulingan berperingkat yangdigunakan dalam industr peirokimiaun tu k m e na pis pe tr ole um .

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H e a l e d c r u d e o ilMi i i ) ! l 1 k mtrl/a/l d i p 4 J 1 ( J $ k t i I !

Diagram 27 / R aja h 27Compared to fraction Q. 'fraction Phas...Berbanding dengan pecahan Q.pe cahan P mempunya i ...A a lower boiling point

ta ka t didih ya ng le bih re nda hB a darker colour

w arna ya ng Ie bih ge la pc larger molecules

m ole kui ya ng le bih be sa rD a h ighe r v isco si ty

ke lika ta n ya ng le bib tinggi

Diagram 28 shows a parallel circuitwith two identical bulbs, Rand S.Ra j ah 28 menunjukkan s a tu Iharselari dengan dua mentol yangs erupa, R da n S

3Vr---~~~IIIt- 1

Diagram 28 / Ra ja h 28

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T he resistance of each bulb is 21. W hat isthe reading of ammeter A2 if the switch inthis circu it is on?Rintangan seiiap mentol ialah 2n, Apckahbacaan ammeter AJ jika suis dalam litar in idihidupkan?

Curren t (I) = voltage(V)Resistancem)

Arus (I) = voltanCV)Rintangan(O)

A 1 .5 AB 3.0Ac 4.0Ao 45ADiagram 29 shows a, negatively-charged ofelectroscope.Rajah 29 menunjukkan eiekiroskop bercasnegatif

MetalCapCeperlogam

Gold Ileaf~--+-- Kerajangemas--i

Diagram 29 I Rajah 29

15 5511

What happens to the gold leaf when anegatively-charged rod is brought near th eme ta ) c ap ?Apakah yang berlak kepada kerajang emasa pa biia r od b erca s ne ga ti] dib aw a m ende ka ticeper logam?A T here is no change

Tiada perubahanB T he gold leaf dive rges fu rthe r

Kerajang emas mencapah lebih jauhc The divergence of the gold leaf

decreasesKepesonganberkurang kerajang emas

D The divergence of the gold leafin cre as es a nd th en d ec re as esKepesongan kerajang em asbertambah dan kemudian berkurang

37 Diagram 30 shows a type of transformer,Rajah 30 menunjukkan sejenis transformer.

D iagram 30 J R aja h 30Which of the follow ing statem ents is correct?Amara berikut, pernyataan yang manakahbesul?

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38

A B ulb P does not ligh t upM enta l P tida k m enya laB B ulb P is b righter than bulb Q

Mento I P leb ih ce ra h da r ipadamentol Q

c Bulb Q is b righter than b ulb PMentol Q lebih cerah daripadame ntol P

16 5 : 5 / 1

A RM38 .50B RM48 .60C RM51 .75D RMSl.60

39 D iagram 31 show s the struc tu re ofthe sun.Rajah 31 menunjukkan strukturmatahari .

D .B u lbs P and Q have the sam ebrightnessMentel P dan Q mempunyaikecerahan yang sama

Sola r f la reNyalasuna

An air conditioner has a pow er and voltagerating of 90 0 W , 240 V is used for 6 hourse very d ay in 1 1.1n20 11. I f the rate per unit ofelec tr ica l energy is 30 cents, calcu la te thec ost o f e le ctric al e nergy u se d in th at m on th,Sebuah penyaman udara mempunyai kuasadan kadar voltan 900 W, 240 V telahdigunakan selama 6 jam setiap hari dalambulan Jun 2011. Jika kadar sa tu unit tenagaelekirlk ialai: 30 sen, hitung kos tenagaelekirik yang digunakan dalam bulant e r sebu t .Given :C ost o f e le ctr ic al e nerg y u se d" "Ener gy u sed in unit (kW h) x C ost per unitD iberi :K os penggunaan tenaga elektrik~ Unit tenagayang digunakarukw j) x kosp er u nit

ProminenceProminenSunspotTompok ma iaha r i

D iagram 31 / R aja h 31O n w hich layer does the p henom ena labelleda bo ve ta ke s p lac e?P a d a la pis a n mona ka h fe no me na -fe no me nayang dilabelkan di alas berlaku?A PhotosphereFotosferaB CoreT e r a sC Corona

KoronaD Chromosphere

Kromosfera

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40 The following statements is about thedevelopments in space technology.P ernya ta an-pe rnya ta an be r ikut a da la hmengenai perkembangan dalam teknologia ngk as a le pa s .

To predict the weatherU nt uk m e mb ua t ,a m a la n c ua ca To detect natural resourcesU n tu k m e ng es :a n $ illh be r -s um b e l's emuJajad i'. To help navigating; shipsU ntuk me mbe r i pe tunjuk UTahkepada kapal

17

A SatelliteSatelitB TelescopeTeleskopc Space shu tt leK apa l cmgka sa wa ng a UkD Probehob

END OF QUESTION PAPERKERTAS SOALAN TAMAT

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- - -

PEPERIKSAAN P,ERCUBAAl'VPMR 2011SUGGES'mn MARKING SCBE)[E

SCIENCEPAPER ONE (:S~/l)FORMTBREE, QUESTION QUESTION

NO. ANSWER NO.. AINSWE,R1 C 21 C2 C ,22 D II3 I D 2 :3 D4 D 24 B5 A 25 i, B6, C 26 D7 A 27 1 - B,8 8, 2 ,8 i C9 A 29 C10 C 30 B11 A 31 B12 D 32 ,A ,13 B ! 33 B14 I C 34 A15 I C 35 A16 D 36 I B17 C 37 B18 C 38 B

I 19 0, 3 ,9 A20 A 40 A

TRIALPMR2011

WWW.SI% l e i i l 0 1 9.GOIM.


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SULlYPEPERIKSAAN PERCUBAANSCIENCEKERTAS 22011lYl JAM

55/2NaIT Ie; , ,." ,.

Angka Gi li ra nI I I I IN Q -.Kad Pengena lan [J

JABATAN PELAJARAN TERENGGANUPEPERIKSAAN PERCUBAAN

PENILAIAN MENENGAH RENDAH 2011

SCIENCEPAPER 2

One and Half HourDO NOT OPEN TIDS QUESTION PAPER UNTIL TOLD TO DO SO

This question paper consists of & questionsKertas soalan ini mengandung! 8soalan ..

2 Answer all questions.Jawab semua soalan

3 All answers must be written in the spacesprovidedJawapan hendaklah ditulis di dalam ruangyang disediakan

4 Figures are not drawn according to scaleunless statedRajah tidak dilukis mengiku: skala kecualidinyatakan

5 Maxim.l!m marks provided shown 'ill thebrackets at the end of every question or panof questionMarkah maksimayang diperuntukandiiunjukan pada Uap-aap bahagaian soa/an

Section Question Max imum MarksNo. marks acquired

I --I 62 63 6

A4 6

I 5 86 87 10

BI 8 10

-TOTAL 60 i

6 Pelajar dibenarkan menjawab sama adadalam Bahasa Melayu -atau dalam Bahasa Inggeris atau kedua-duad ala m B a ha sa . M e la yudan Inggeris mengikut soalanStudents are allowed to answer either in Baha-sa Meloy or Bahasa inggerfs. or both in BpJJ.asaMelay;uand Bahasa Inggeris,

TERfNGGANU NEGIERI ANUUNG ILMUDi. s ed ia k an o ie h :

Guru. AKRAMTerengganuDeng tm ke r j a sama:MPSM Negeri Terengganu Dib iaya :i oCeh:.Kerajaan Negeri Terenggane

Dicetak oleh:Percetakan Ya y as an Islam Terengganu Sdn, Shdl.Tetefon: 609-666 8611/6652/8601 Faks: 609,6660611/0063This question paper consists of 23printed pagesKertassoalan ini mengcmdungi 23 halaman bercetak

55/2 PEPERIKSAAN PERCUBAANPMR 2011

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2

S ec tio n ABahagian A[40 m arks ][ 40marlmh]

An sw e r a ll q ue st io ns .Jawab s e m U i l soa lan .

a) D iagram L l show s the hum an grow th cu rve .Rajah 1.1 m en un jukka n le ng lr nk p er tu mb uha n m anu sia

He ig ht ( er n)T in gg i (em )

3c..._--+-------f----i-'!--------t--_... Ag e ( ye ar s)Um ur (t ah un )

1 3 20 65D iagram 1.1 / R aja h 1.1

a) S ta te the stage of grow th inD iagram 1.1 using the w ord givenNamakan peringkat pertumbuhan dalam Rajah 1.1menggunakan perkataanyang dlberikan [3 marks]

ChildhoodKanak- kanak

Adul thoodDewasa

AldolescenceRemaja

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b) D iagram 1.2 show s the grow th curve of the hum an m ales and fem alesRajah 1 .2 memmjukkan lengkuk pemonbuhan ielak: danperempuanHe ig ht ( er n)Tinggi (em)

5 5 1 2

190

1 5 0130

110

9070

:S o

L

K

,.--/II/

III

J

2,4 8 10 12 14 16 D8 2() 22

Diagram 1 .2 1 R a ja h 1.2i) Circle !P or Q to show the m ale grow th curveBula tka n P a ta u Q untuk m enun jukka le ngkuk pe rtum buha n le ta ki

p

Age ( ye ar s)Um u r (t oh un )

[ lmarkJii) D raw the line to m atch the grow th rate w ith it stageL ukis ka n ga ris an untuk pa da nka n ka da r pe rtum buha n d eng an pe rtn gka tnya

T he grow th of both sex es are a t the sam e rateP e rtum buh an b a,gi k edu a-dua ja ntlna pa dakadar yangsama At the beginning of this stage the grow th forgirls is m ore rapidly than boysPad a awal p e r in gk a r i ni p e rt umbuhan pad aperempuan Iebih pe sa t be rba nding le la k:

[2 marks]

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2. D ia ,gm rn 2 .1 s hows a n a pp ara tu s se t-u p ito study th e re ac tio ns b etw ee n m e ta l a nd su lp hu r.Rajah 2.1 menunjukkan susunan radas untuk mengkaji tindakbalas di amara logam dansulfur

M ix tu re o f iro n ands ul ph u r p owderCampuran serbukbesi dan sulfur

Heatpanaskan

D ia gram 2 .1 I Rajah 2.1a) B ased on D iagram 2 .1 n am e tile sub stanc e fo rm ed w hen iro n filin g reac ts w ith su lp hur

Berda s a r kan Diagram 2. 1 na ma ka n b aha n ya ng te rb entuk a pa bila s er buk b es ib e rt in da k ba la s d en ga n s ulf ur .

[ I m ark ~b) Tile experiment in Diagram 2.1 is re pea te d u sin g m eta l J , K and L . T he observation is

r ec or de d i n ta bl e 2 .2E ks pe rim en da ia m R aja h 2 . J ditd ang de nga n m e ng gu nok an lo ga m J, K da n L.pemerhatian dicatatkan ke dalam Jadua/2.1

Meta l ObservationLogam Pemerhat ianI- .

J Glow brightlyM em ba ra de nga n te ra ngK Bu rn ing v igo rou sl yT er ba ka r de nga n m ar akL B u rn in g s low lyT e r ba k a r d en ga n p e rlo ha n

T ab le 2 ..I / Jadual i.;i) B ased on T able 2 .1, w hich m etal is the m ost reactive w ith sulphur?

B e rd a sa r ka n J a du a l 2.1, lo ga m m a na ka h p aling r ea kt if d eng an s ulfu r?........ ~ 7" _, , .. p , II~ ,., ,. " " II Ii ; i i '..

K 1 m a rk 1

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ii) A rrange the m eta ls in T ab le 2 .1 according to' its re ac tivity w ith s ulp hu r ina sc en din g o rd er .S us un loga m da la m Ja dua l 21 m e ng ik u: k er ea kiifa n m e na ik d eng an s ulfu r.

[ ] m ark ]iii) S ta te th e e le m en t in m ag ne siu m s ulp hide .

N ya ta ka n unsur ya ng te rda pa t da la m m agne sium suifida .

[ r mark ]c) D iagram 2 .2 show s an apparatus set-up to study the re ac tio ns b etw ee n m e ta ls a nd o xy ge n.

Ra j ah 2.2 menunjukkan susunan radas untuk m engka ji t inda kb ala s a nta ra loga m da nok.'iigen.

Ma gn es iu m p ow de rSerbuk magnesiumPo ta ss ium r na ng a na te (iv) powderSerbuk kalium mm:iganat (ivy

Glass woolKapas kaca

nHeatdipanaskanDiagram 2.21 Rajah 2.2

i) C om plete the w ord equ ation to show the reac tion b etw een m agnesiu m and ox ygen .L engka pka n pe rsa ma an pe rka ta an a ntukm em mjukka n tinda kba la s a nta ram a gne sium de nga n oks ige n

HeatpanaskanMagnes ium + oxygenMagnesium + oksigen[ 1 m ark ]

ii) W hat is the func tion of potassium m anganate (vii) powder in t his a ct iv it y?Apakah lungs; serbuk kalium manganat (vii) dalam aktivui info

[ 1 m ark I

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:2 (b)e m

2 ( e )C I aTo la ,1 A2

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3 D iagram 3.1 show s the longitudinal section of the hum an k idney .Rajah 3.1 me nunjukka n ke ra ia n me ma rifa ng bua h pingga ng ma nus ia .

Diagram 3.1R aja h 3.1

a) State the function of the kidney.Nyatakan fungs: buah pinggang

(i)

(ii) Nam e the part labelled R.Namakan bahagian berlabel R.

b) Suggest one way to treat t he p e op le : with k idn ey f ai lu re ?Ca da ngka n s atu ca ra untuk. m er awa t pe sa kit b ua h pingga ng?

5 5 1 2

[ 1 m ark ]

[lmark]

[1 mark]

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3(a)[

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SULlT 7

c) Diagram 3.2 show s a m achine used by p atie nts w ho s uffe re d k id ne y fa ilu re .Ra j ah 3.2 m e nun juk ka n s a tu m e sin y an g d ig una ka n olen p e sa k it b ua h p .'r Ig ga n g ..

Solutionout

Dialysissolutionkept at37"C

-111-=1-- Dial~istubing

Solution in

D iag ram 3 .2R aja h 3.2

i) Wh at is th e: fu nc tio n o f th is m ac hin e?Apa ka h fo ng s; me sin in i?

ii) C an w e survive on ODe kidney?B ole hka h kita hidup de nga n s atu b ua h pingga ng s ahoja ?

iii) Explain your answer in c (ii),Jelaskan j awapan anda da la m c (ii).

[ 1 m ark J

[I mark]

.................................... ,. u '~ ~ i i ..i .; " ~ , ~ .

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[lmark]

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3(c)e mTotalA6

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4 (a) D iagram 6.1 show s a leaf that has been ex posed to the sunlight.Rajah 6. 1 menunjukkan sehelai daun yang lelah terdedah pada cahayamatahari ..

Non g reen part of leaf8 ah ag ia n tid al


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(c) D ia gram 6 .3 sh ow s a fish in sid e a c lo se d c on ta in er ..Ra j ah 6.3 m emm jukka n s ee kor tka di da la m be ka s yang tenutup.

C ove r / pemaup

It.,o

"-+----1 Water I a ir~~

Diagram 6 .31 Ra j ah 6.3

(i) Suggest a natural way to enable the fish to live longer besides opening its cover.C ada ngka n sa tu ca ra se mulojodt untuk m em bole hka n ika n te rs e but hidup ie bihlama selain dari membuka penutupnya.

(if) E x pla in y ou r a nswe r in 6 (c )( i) .T era ngka nja wa pa n a nda di 6(cHO.

[I mark]

[2 marks]

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4(c)e mTota l A 4

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5 D ia gra m 5.1 sho ws th e a pp ara tu s se t up to study the effect of s ur fa ce c o lo ur ina bsorp tio n o f h eatRajah 5.] susunan radas untuk mengkaji kesan warna permukaan terhadap penyerapanhaba

a)

Black . dul ll l, ai ll t A luminium pa in1Cal hilam pudar Cal aluminium

!'letort stand,- Kaki ,.101

Red ink cropjetTitisan dakwat msrah

D iagram 5.1 / Rajah 5 . j(i) On D iagram 5


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SULlT 11

Sta le one advantage of using b righ t co lour to the b uilding.Nya ta ka n sa tu ke ba ika n pe ngguna an wa rna ya ng te ra ng ke pa da ba nguna n te rs e but.

Give your reason.Berikan alasan anda .

[2 m arks]c ) D iagram 5.2 shows the appara tus se t up to, s tudy the re lease of heat from differen ts urfa ce colour ..

Ra j ah 5. 2 m enunjukka n susuna n ra da s untuk m engkoj! pe mb eba sa n ha ba da ri w arnape rm uka a n ya ng b er la ina n

ThermometerTerrnomstsr

D ull b la ck s un ec oP srm ek aa n h ilam pu de r HotwarerA ir par J8. s

p QDiagram S .2 IRa jah .5 .2

i) C om p are th e h eat c on ten t incontainer P and QBa ndingkon ka ndunga n ha ba da la m he lm s P da n Q

[1 m a rk ]iii) B ased on answer in (b} (i) sta te the c hara cte ristic s o f du ll b la ck su rfa ce o r

white sh iny su rface _Berdasarkan jawapan dalam (b){i) nyatakan ciri-ciri permukaan hitam/egap aiau putih berkila;

Colour of surfaceWarna permukaan

Character istiscCiri - cirt

[1 m a rk ]

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iii) D iagram 5.3 shows a car rad ia tor which is painted blackRajah 5.3 menunjukkan radiator kereta yang dicat hitam

Diagram 5 .3 1 Ra j a h 5.3W hat wou ld happen to the tem perature of the car engine when itsrad ia tor is p ain te d silve r in c olo ur?Apakah yang berlaku kepada suhu enjin kereta apabila radiatornyadicat warna perak?

[I mark]

Give OD e reason fo r t he a nsw er in 5(b)(iii).Bert satu sebab bagijawapan dalam 5(b}(ii/),

[I m ark ]

5 5 1 2

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5(c)

Total A5

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6

o uts id e h om edi lUM rumah

D ia gram 6 .i R aja h 6 ,1inside homee li dalam r o m a n

i) B ase d o n D ia gra m 6 .1 , what is t he d if fe re nc e b etw e en th e liv e wire an dneu tr a l w i re .B er da s ar ka n R a ja h 6.1. a pa ka h pe rb eza an di a nta ra wa ya r hidup da nwaya r n eu tr a l.

[ I mark]b) D iagram 6.2 shows a picture of two housesRajah 6. 2 m enunjukka n ga mb ar duo hua h r um ah

Air condit ionerP e nyam an u da r a

House ARumah A

--------------~. AircenditionersPenyaman

House BR uma h BD ia gram 6 .2 I R aja h 6 .2

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i} S tate (he type of e lectrica l w iring that is suitable for house A or house BNyatakan jenis penda wa ia n e le ktr ik ya ng se sua i untuk rumoh A a tou ruma lt B

[ 1 m ark]ii ) Give reason for y ou r choice in b (i)

B erika n se ba b U lllukpiliha n a nda di b (i)

[1 m ark ]c) D iagram 6.3 show s a 3-p in p lug of'a refrigera tor .

Ra j ah 6.3 m en unjukka n pa la m 3-pin bagi sebuah pe l i sejuk.

RefrigeratorP e ti s ejuk240 V360W

D ia gra m 6.3 !a jah 6..3i) Whic h la belle d p art w ill m elt to p re ve nt e xc es siv e e le ctric al c urren t flo win g

no the refr igerator?Bahagian berlabel manakah yang akan melebur untuk menghalang aruselektrik berlebinun mengalir ke peti sejuk?

[ I mark 1il) B ased on D iagram 6.3 , ca lcu la te the current fl ow in g t hr ou g h t he r ef ri ge ra to r.

B er da sa rka n R aja h 6 . . 3 . ki rakan " ' U S ya ng m enga lir ke pe ti s ejukG iven : Pow er (W )= voltage (V ) x curren t (I)Dibert KUQSCl voltan x Arus

Cl. l irenLiArus := 3 60 W240 V

"" ~~_A K I mark 1

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iii) T he refr igera tor is used for 20 hours a da y for 10 days. C alcu late the cost ofe lec tr ic a l ene rgy used if th e u nit cost of elec tr ica l energy is 2 0 sen .Peti sejuk digunakan selama 20 jam sehari selama 10 hart. Hitungkan ko stenaga elektrik yang dlgunakan jika kos seunit tenaga eleksrik ialah 10 sen.

Cost of e lec tr ica l energy used Energy used in units (kW h) x Cost per un itKos penggunaan tenaga elektrik = Unit tenagayangdigunakan(kWh) x kos per unit

[2 marks]d) D iagram 6.4 showsan overloade-d e le ct ri ca l s oc k et

Ra j ah 6.4 m enunjukka n s ua tu s oke t e le ktr ik: de nga n b eba n b er le biha n

D iagram 6.4 / Rajah 6. 4W hat is the haz ard m ay caused by t h e s i tua t ion?Apa ka h ba haya ya ng mungkin diseba bka n ole h s itua si ini?

[ 1 mark]

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S(c)

I S(d)Wiotal A6

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SECT ION BBa ha gia n B[20 marks]

f20 markah]Answer a ll q ue stio nsJawab s emua so alan

7 Diagram 7 shows the ap paratu s set-u p to study th e fu nc tio n o f tr an sfo rm e r,Rajah 7 menunjukkan rada s untuk mengkajifungsi transformer.

55/2

lOV

Transformer J

lOV

T ra ns fo rm er K

T ra nsfo rm e r L


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(a) (i) B ased on the observation in D iagram 7. record the readings 0 1vol tm e te r in tr an sf ormer J and L into Table 7.1Berdasarkan pemerhatian dalam Rajah 7, rekod bacaan voltmeterdt transformer J dan L fe e dalam Jadual 7.1

Transformer I np ut voltage (V ) Output voltage (V)Voltan lnput Voltan outputJ WK 10 20L 10 I

Table 7.11 Jadual 7,1 [ 2 m arks](ij) C om pare the fu nc tion of transform er K and transform er L.

Bandingkan fungsi transformer K dan transformer L.

[ I m ark](iii) S tate the rela tionship b etw een nu mb er oftu rns on sec ondary coil and

th e v alu e o f o utp ut v oltag e.Nyatakan hubungan antara bilangan {ilium pada gegelung sekunderdan nilai voltan out put ......... " ' ~ ~ ~ ~i i, i ~~ ~ '~"" ~ +++ . , .', , ,' ."!t ~! !II"I "1" ,.'(I m ark ]

(iv) Write one inferenc e ab ou tthe ou t p ut voltage of the transform er.Tuliskan satu inferens mengenai voltan out put pada transformer............. II ! ~ " '!' ~ ~ ~ ~ .. I." ~ ~, "" , , ~ .. + .. "' , ' '1 ..

[ 1 mark ]

->eUntuk.kegunaanpemeriksa

7 ( a )e m

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S tate the variab les involved in this stu dy .Nyatakan pembolehubah yang terlibat dalam kajian ini.

(b)

M anipu la ted va ri ab lePembolehubah yang dimantpulas!Responding variablePembo lehubah b e rg e ra kb a la s 7(b)

[ 2 marks 1 e m(c ) Table 7.2 shows th e inp ut vo ltag e a nd th e o utp ut vo ltag e o f a tra nsform er.

Jadual 7 . 2 menunjukkan voltan input dan voltan output pada sam transformer

In pu t voltage (V ) 4.4 7 ..2 5 . 3 2 . 8Voltan inputOutput voltage (V ) 13.2 21.6 U 8 .4Voltan output

Table 721 Jadual7.2

P redic t the ou tp ut vo ltage U of t he t ra n sf orme r .Ramalkan voltan output Upada transformer tersebut. 7(c)Gj1 m ark]

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(d) Diagram 7.2 shows four transformers P, Q, Rand S in the electrical energytra ns mis sio n a nd d is trib utio n s yste m from a power station to industrial, tow n andhousing area.Rajah 7 .2 menunjukkan empat transformer P, Q , R dan S dalam sis/em penghantarandan pengedaran tenag elektrikdari stesen janokuasa ke kawasan industri, bandar danperumahan.

11,kV 132 kV ~ .~ ~ I ~ C ~ . - . '. 'I

Naltioual Grid Network I' JR (m gka ia n g rid n a slo na ! l!32 kV I !

Switch zoneI t/ pangan su is33kV

s: ~lalllS"b,t.tl.oPenca . .. .on g ,ltltl,$llk i i laiPtQ

C la ssify transform ers P , Q, Rand S into tw o groups based on their charac teristic ..Kelaskan transformer P, Q, R dan Skepada dua kumpulan berdasarkan ciri-clrinya.

Classification TransformersPengkelasan - Transformer

S te p u p tr an sfo rm e rTransformer injak naik.Step down transformerTransformer injak turun

[2 marks]

55/2forExaminer 'Sus eUnt l ' J kkegU/ laanpemer iksa

7(d)e mTota l 807

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SUUT

8 .

2 0

A student dissolves 200 g of sugar into the water with different temperature. The timetaken for sugar to dissolve completely are shown by stopwatch i n . Diagram 8.1Seorang pelojar melarutkan gula ke dalam air yang berlainan suhu. Masa diambiluntukgula melarut sepenuhnya ditunjukkan olehjam randik pada Rajah 81

200 gnUE'sugargul notus

200e500 cw3waterair

r,'Ij200 g - 140Cf' 3fiD e -, ~ - 500 emsug.a.r.~\}_i:~;_:;, waterairgula hatus Q

5512

200 :gfines u g a rgtua hatus R

o60C- - '\500 em'waterair

200 g.f ine

oSOC--500cm3water

airs

5512Fo rExaminer ' sus eUmukkegunaanpemeriksa

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( a ) B ased on D iagram 8 .., c om plete T ab le 8 by recording the tim e taken for sugar tod is solve comple te ly,B er da sa rka n R aja h 8.1..lengkapkan Jadua l 8 de:ngan mencatatkan m as a ya ngdiambil untuk gula melena sepenuhnya.

iBeaker p Q R SBikar----

T em pe ra tu re o f w ater I c 2 0 40 60 80SuhuairlfJC.. ..

T ime taken t o d is so lv e the suga rcomple te ly / s IMasa yang diambil untuk gula melena 50

I40 . . . . . . . . . . . . ..~" ,~

sepenuhnya/ s..

T able 8Jadua/B [2 m ark s]

(b ) Based on T able 8 , com pare the diffe rence in the tim e taken to dissolve thesugar completely in beaker P darn Q.Berdasarkan pemerhatian dalam Rajah 4.1, bandingkan perbezaan masa yangdiambi! untuk gula melarut sepenuhnya dalam bikar P dan Q .

[ 1 m ark )( c ) W hat infe rence can he m ade?

Apakah i nf e ren s yang b ole h d ib ta u ?

.; "dO.' ".','" .~,,~ ~~,._, " I ~ ' I ' ' , " ".".[ I m ark ]

5512

55/2Fo rExaminer 'suseUnrnkkegunaonpemeriksa

8(a)

8(b)e r a8(c )e r a

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60Time tUen. t&SUg:1l dissolvecompletelytsmasa WIt J Ik 'gwa melarutS$epell f l irltyoa/ s

55/2

2 2

(d) U sing T able 8, draw a graph of tim e taken to dissolve the sugar com pletelya ga in st te mp era tu re o f w ate r.Menggunakan Jadual8, lukiskangrafmasayang diambil untukgula metanasepenuhnya melawan suhu.

3

i I.-

:1Ii ~

, I,Q I I Ii I I .I I Ii I, I II I

I I III ,

0 I II JI I II I t .I I I I

0 I t ~ I II I I ~ I i I II , I I I I ,'I . I I, I ~ I I III I Iu - 'I I II,I II .., I I I II i I I , I I I

{I : ! : ' O 40 se 8~

1

1

eTemperature ofwlltl!r' CSU/Uil tJfrlC[2 m arks)

( e ) State the relationship betw een the tem perature of w ater and the tim e taken forth e sugar t o d is so lv e c omp le te ly .Nyatakan hubungan antara suhu air dan masa yang diambil untuk: gula melarutsepenuhnya.

[ 1 m ark]

55/2forExaminer ' suseUntukkegunaatJpemeriksa

:8(d)

8{e)

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(f) S ta te th e v aria b l es in vo l v ed i n th is e xp erim en t.N ya ta ka n pe mb ole ha boh. ya ng te rlib at da la m e ks pe rim en ini . .(i) Manipulated variablePembo le hub ah d iman ipu la s !

(ii) Res po nd in g v ar ia bl eP em bo le hu ba h b e rg er a kb a la s

(8) Define "solubilityof sugar" operationally.D eflna si "ke te rla ruta n gula " s eca ra ope ra si.

END OF QUESTION PAPER

.;;:~ . . . . . .- _I -

[2 marks]

[ I m ark J

55/2Fo rExaminer ' sus eUntukkegunaanpemertksa

8(g)[Ejlotal88

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55/2PEPERIKSAAN PERCUBAANPMR TABUN zen

FORM THREE.MARKING SCHEME!

PAPERSCIENCE

SIJBJECT CODE 55/2 ISUBJECT

TWO !, QUESTION ANSWER IN ENGLISH VERSION I !vIARK

SO.4.L4.V JAWAPAN DALAM VERSI BAHASA MELAYl.; ' \ 1ARKAH

1 a.Childhood 3 - D years ~3 m ark si Adolescent 13 - 20 years I; Adult 20-65 years ;; ,: :1I . b i) P : 1 [ m a rkii) The growth of sexes at the same rate ( J )! At the beginning of this stage the growth for girls is more' than bc~ ( L )! 2 marksI 2 a . I ron s u lph id e a mark!

b . i) K 1 m arkii) J,L,K I m ark, iii) Magnesium, sulphur; 1 mark!i c. i) Magnesium oxide I m arkI ii) Supply oxygen !I i I m ark3 i) to filter blood L 1 marka.j I i) pelvis 1 marl;I b. Transplant kidney, haemodialisys ~ m ark

c . i) to treat kidney failure patient! remove waste product from the blood filter markblood. ;ii) Can , imarkiii) Blood can filter even by one kidney. ! I m arki) ,4 a rI ,, I mark;,ii) chlorophyll 1 mark

b Q-cl'P-R-S 1 m a rk55/2

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J-.- ,c i) Put water weeds/plants 1 markii ) Water weeds/plants undergo photosyntbesis and produce oxygen for the

fish 2 m ark s5 a . i) I I 1 m a rk. .,

ii) B lack dull surface is a good ab sorber of heat. 1 m a rkb. !

I Less hot 1 :m ar kBright color is good reflector of heat/poor absorber of heat. 1 m a rk

c . i) Heat content in Q is more than P I markii) T )me of surface Characteristic

Dull black surface Good radiation of heatOr orWhite shinny surface poor radiator of heat 1mark I

iii) increase I markpoor heat radiator/heat not release efficiently 1 mark

, 6 a . i) Live wire carries electric current to the house while neutral wire carries 1 m a rkelectrical current from the house.b . i) House A- single phasej I markH ou se B = th re e p has e~ ii) House A - use one air conditioner only/used less electric current/voltage I mark'i 240 V

House B - use more air conditioner/ used more electric, currentl415 V'c. i) Q 1 m a rkii) 1.5 A 1 mark, I Electrical firel short circuit. 1 marki d.

; ,7 a i i) Ou tp ut v olta ge i

! J 14L 8 2 marksii ) Transformer K is to increase outpu t voltage but transform er L is to, decrease output voltage. 1 markiii) Ifthe number of turns on secondary coil increase. the output 1markvoltage will increase,iv) Output voltage is increase because number of rums on primary coil 1markis lower than secondary coil

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b Manipulated Variable- number of turns on secondary coil '2 marks II Responding Variable - Output voltagec u = = lS.9V 1 ma rkd S te p u p tr an sf orm er p P 2ma tkStep dow n. T ransform er - R, S, Q

I 8 a . R :30 Imark, S :20 1 m arkIT im e taken to sugar dissolve com plete ly in beaker Q is fa ste r th an P I vice I ~b 1 markve r sac T im e taken to suga r disso lve com plete ly in beaker Q is fas ter b ecau se the, temperature is higher Iv ic e v e rs a 1 r oa rk

I 2 m ark s. . IV!Jlt.ta.IIY IJtJapd1.t,.~"., ,I OIIlqJI_"t~n IJl!!lIIrli __m II , , ,, ~ - ~ . . . . . , . ~ o Ii " " i I : " ' ' ' ' ~ 1 ,I , , !. . ! , , .. , rr~!-t..,.-, .~, I;, ' i, ,i . " , , ,i ,i ao r' , " , !, , . , ,, r .I, . I~ ,r I t1 , , .- " ~, ) ,

I .,n - . . _ . . . . .r.t~'fJtf: :',/~~~rCe T he higher the tem peratu re , the low er the tim e taken to d issolve sugar 1 markcompletelyf MV : te mp era tu re o f w ate r 2 m arksRV : tim e ta ke n to disso lve su ga r c OffiQ le te l, Solu bility of su gar is the tim e tak en to d is so lv e s ug ar completely I m arks

PMR Trial 2011 - Science ( Terengganu )

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