percubaan melaka 2012 sainsa
TRANSCRIPT
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THFONMATIOI{ FOR CAb{PTNATSS$ection Al. ?his sectiCIn consists of3$ questions2, E-very questi$n is followsd by four altenrative answers Ar 8, C nr B.
Far each qaestion , chonse one ailswer anly. Blaeken yo*f an$wsf on the objeetirrcanswer sheet provided.
3" If you wish to *hange your an$ry6r, srff.ss the blackeued m*rk that ycu have rnad*. Thefiblcsken the new &nswer,
4. You are advised to ryend 45 rninntEs to answer qug$tion$ in this section.5. Handtathe objective &nswer sheet to the invigil*tor at the end of the examinetionSec1ion frI " This section consists of 5 questians2. Y u are advised to spead 30 minutes to answer queotions in this section..3. Tie $ecti6n B and hand in to th.e invigilatw attheend of the oxarnnination.
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SULIT I$ecfion,4.p"wil
[ 30 uaarks ]r3*ly1
Answer all questi*s.1"1#gi+ir&mI Wirich animals breaths thr*ugh moist skin?
wi' *- *,htts't#sfr ffi IhY# iffi w\ ty"llkww w tfr ?
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2 Diagffim I shows an invc*dgation.w 1&fr*tfr,&w^,
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Diagram 1ffit
What wtllhappenafter two weeks?w+ffiwffi, -H4tA*.4.4?
ABCD
Growth of shoots&f#JM&"
Growth of rootsffi.Wr#.K
Upwardffi"i ilownwardthlTDownwardfqT Upward.J.-- tItrJ_r'Do'*rnwardIET DorvnwardWT
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3 Which of the following are diseases causes by nricroorgani.srns?DJ -ilpH$ *"ffiWrft i*tttw.H:Fnffi S 1ffifr4r ?
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Mea.slejffiwl,ung cancerfi&ffiMumpsfr|l"ilrfrft.AsthrnaW{litt
I and 1l1{rrilI and IiII fII IIIIi and IVuffruIiI and IVIII fil iV
IV
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STJLIT
4 Extinct animals mean animals th*t are .,,eW$J#J+fuffit? #J4rWJ"A notlongerexist.
ffit44i&.8F difficult to be fosnd.
iRXftEJH-8,.C gettrngftwen '
ru*rue.f, not conserse andprotecied.
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SULIT 02s5 Table 1 shows the average height of,f,nur typsri of plant*"
.ffi. r WwrE.fffl ffi*rr {t4 ry' W tW H-,
Table I*.r
ffiffi +#r. r, Wr'wrtHWq MFF t:H"4t - Mt)) &fr,fr,&h1n X?
A tsaxz*naplant and CacCIzplwtt&&wffnwwB Rr#bertree and Cocoaplwtt
&WffiffiTftr.C Rubber tree and Coconut tee
ffi&fif flfiFftfb Coconut t*e and Banana plant
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Plant*.w*fr Averagehei$$.1mYvaffiH.tNBanana6ffi 3.4RuhberWWffi 8.1Coco*trIEl' 3"5Cocohutflpfs 10.9
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6 Table 2 shows the number of chimpanzee in a logging area fram year 2fr06 urrtrl 2fiA9..#. z W^?F:#. za*6 +ffi zlae +LtHJttHWtkS,fr HffiffitrJWffi ,
Year|6"w Nunrber *f cliwanznew"&ffiffiwffi.20s6 8002AA7 78s20CI8 7652il49 144
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ltow many chimpanzeas in 2010, ifthe logging activities continue?ul ftwtwffi tuw *r;XtxT7, 4*. ?aw q- ffiffiffi{#1wffiffi.*'br^4' 725'B 72Ac 71sD 710
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Di:rgmm2 shows *re rne*sureme*lof two cubes F and Q'.ffi2.W-li*'ffi+frfr4# Ptll Q.
ffitr*HWWlapr:awZ,ffiz
How many cubes P are nffeded to fil} cube Q?#,b + rEfr 4fr P W ttffi #Wffi iF-fr W Q?
\frfrat is meant by nCIn-renerryable energy?tltaffitrwlffiWffiHYzHnargy th*t &iffi c*ky faund|{WW.4*AffrjJfrVHnergy that cannot be trafisfCInnedryEIUJWW*\'frYEnergy that uses solar enerry|s."WJ\Vwffi,WrftF.Energy that cannot be replenished rlrhen used lryifrffit$,'4;#&w"41 /{"wft\
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SULIT9 Diagram 3 shCIrys 6 cup *f wawnwatarffi3 ffi"?r,*ff#ld.
Diagrarn 3Ws
What rvill happen, if a few ice cubes were added into the cup?!a ft ffi A/L&$(T ff 79F,, We tr U* /r,M l*,?
The watergaiasheatN{h&ffifrU.The water loses heattKk&f&frF.The water becomes wafiner,&ffi#ffi,The-water becorne coolerdffiftffiI+
I and I1IfBIII and Itrt\frllTruII and IVIrfflryIII and IVIXI ffi|L\f
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10 Diagram 4 sholvs two situations.ffi 4 fril;i;t&l{lf'f#?x".
Diagra;m4W+Which crf the following can*xplatnthe differenceg af the situatisn?t)-f ffffir1: , t!Jfi_-^&ift.nfrl;) }".Mffi'l#fi*?
The cables conffact. when the ter.nperature increa$e'AWIH| l::"fl1:1 , t&tWtW!6{fr ""llo catrles expand whsn te;l:rrpetah$s increase\'ffi.tY"LI]rW, tWffiWW"The iables expaurd wh$n thc temperafure deseasejfifiitffi T F,+rFj, tgrr&trVg,'{'he cables sontract rvhen ternperature delcra'*se9,ffiMTwtrt, Yw'#trWgii"1 and trIIf,JIIt and IIII fI] IIiI and trVTt"&frtxIIl and IVIIl fll ru
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SULIT 1011 The fnllowing inJiormption csrnpare the moverne nt sf enobject on surfrces W, X, y *n& Z.WWffiSWJW:;h.w, x, y fi} r. &tffit&qtw-^ IRWW,
W mcves further than Yw bL Y 4*'Jtftl,fritsX ruoves furrher ttrran S/x hL w *&$sfrtfuztZtnaves fi.r*her than W andX
Which of tlw foilowing bar charts represent the above inf*rrnatiCIn?-f F rlffi + &Wffiif W wI';HBXk&*1 W #4t
Abje*t'Y/Jt6
*bjeatwffi
DistancefiEffi Dislanc,ctrbffi
ObjectWtJW
Object+tuffi
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Distanae
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stiLt? 11 *28L2 l)tagrwt 5 shara's aninvastigall'an.
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13 Diagrffi S shows Khairil plrtling aheavy box.W & W,?lrYLfrltr"&tilats-+H*1*Hry "
Diagrarn6ffiaWhat can he do to make his wcrk easier?4tt W EW t&t ffi&T.WH$ ffi j*11' ?
Pull the box using a shorter rope.mffiffi#yffiAtuffitr"Coat the flCIor with W"rLL.ffiw#'#,M "Pull the box using athickerrope.fll&*f,Ffr&T*irM"T "?lace a log under the box.&M+Twffifrfi #,
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14 Biagram? shows odects that were grauped according ts the ability of ligbt to pass f},rw*nthem.W 7 ffi.Yf,WffiffiW&ffikft7,tr *!W "
Diagr.amTWtWhich af the fallowing can rryr&sent X and Y?DJT &.bfrq, Wfi-*mal U'{t& xffn Y?
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Leaf*r+Y*p* rl4gJlJ. ;.-
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C.lq*r plastie&nliwftj+Air
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Frosted Slncc"&wffiI'rncinfl peprffi*w,
X YMineral water
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Diagracr 8 shsws nbwker *f ieocubes wasplw*intfutieLd.W e ffi{rMffiMWW M L*+J * + WA hKWW ffi+I' "
What process invclved in the tnvesttgaLtanl?tJ F- ftt s ffi iF & PiF *srgfg?I Evaporationffifr.H Condsn*atiorrW#III Metrting
ffi{'y,ry Bailingffift4I wfi'IITfifrTIL andtIl2**yrcL fifftlmI, II dan IIIlI,lTI and IVit. iII 8]w
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A
16 Ibt*him lvants to transfer the water fuarnbed|r;er F ta beaker Q using apl*t*af,matal.whish af the following is the correct methsd can be done by lbrahifl?ffiF*nrftw H # ffi j+ ffirNJ :wM, p #,$JffiM e . t))T w6 + fr w &w i;&ffiEr w,xffi *t ?A plate sf rnetal#wI* Aplnte of me#ffih
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SULIT 02s17" trVhich ofths fotrlowiag statsmsnf$ explain the benefits of recycling andreuse iildusfrial wftsfie?
r)J-r fl#+ iilnfr wffiw hw tfr.ffi r- I- ffiw ffi frr ftzI Reduce pollution.
ffirbftWIT Yreventthedestructionofnatural resourses.ffim"ftf*HffiWW:6m Pmduce new products from usect materi*ls.ro ffi iS f4l +4" lf&ffirlr#r&ffi P F,ru Reduce the cost of waste disposal.V#lbftrwftMJk\fr,e
A IandilIrfrlffrB I, IIandIVI'ilffFIvC fi, trII and IVE, iII fil IVD I, trI, III and IVL\l,lt|f,p lv
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18. , ?he infonnatioa below ehows the steps sf an fuvestigation ts measwed the vslume of solid.ulT tss WW ffi:lril[|ffiffi WWfrNfrfr * W "P - Pour watw into measuring cyli*&er an&recotd.its iaitial volume
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Ili:agrarn9 ehr?rs &e re$it af invesltgwtia*.afuwt fish preservatiofi pr$qc$$.w 9 ffi.2r,"#x4xw!e,w',$:wt ffi ffi "
Tim* tekca t0 tin'fi hfi / d*y4ffiff;twfbiltll
Arnsuqt,cf$fllt lEla"tfrr|yffit-H,
DiagratnFBflq
Which of the following sho*'s the correct resrrlt of the irrvestigatioa?Pf, TryJfi+ig rF dft Et *g+ LAK?
Arnou*t of satrt incrsass, time takprr for fish to {ur* bad decrcase*ktr;t ll ffi!ffi tn, fu*.ffi ffi trt' lnl'ffi,,J) "Amount of salt deorea$e, time taken for fish to tnrn bad increase#t1lllb ffitffi/}>, fuMffi.trtx'l t*ltwl]flAmount of salt increase, tirne taken for fish t
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SULIT2il.
Diagranr l0 shows one situation.K 10 $t ifi--+t6n "
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{}"s#*-. {}.n0{3n'F --_...-*,__! h'*d't * -*L 't -:{-'i."'-.g .t:rl!}rddd
Diagram 10WtoWhat rn4ll happen if the situation continues?tni fr&'l#?1ti*f,t I; *, 4t /t l?"ii Txtj?tr Acid rain
mrqgil 'S/ater pollution/(ffirr*III Flash floodtijrf ;tl
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Diagram 11 shows an investigatian"ffi L\ ffi?F--+ i&-
F.t g.oa T:4::4.()t)Diagram tr Iffitt\&hat does the investigation prove?'*W.&afrT t|^/e,7A lhe f,arth rotates on its axis.
IW#tuEBW+fifrt++H Night time occurs in the part of *he Eiarth that is not facing t}le Sun.ffirtr}.tsn--ffiffituWtu&WC Day time occurs in the part of the ffarththat is facing the Sun.ilii f't f tjH - tAr ftiet$ fr. H'k
D I'he Hafth con:pletes one rotation on its axis every 24 hcurs.& z+,J.Fl', !b:$,ittty- + HW22. A sailor was tost at the avemt during night time. What should he do to find his way?
- *, NrW fri fi^&tVA,H;t iK kT ji frl " l&,f;i.&fin4tfrfil #'t& th l",ook at the direction of the movement of the wind.
f,n'ffi |xlFtrrtffirt raS Look at the Moon,TXqs Hr*C l.,oolc at a grCIup of stars that ltrrm a pattern.1ld:{irfall+-fitffiftr: KRD Follow the direction of rneteorfl1\ffiffii"Htfit sfil tt t|;t
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SULIT23.Tliagrarn 12 shows the position ofthe Sun, the Earth and the MoaninasfiaiffiLir:w.ffi tz.w?Ff.yn, "ww#: H'tsi{lF f,y,* &ffi&w *1 4trw".,
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ft[asrlu T-Ia/J14\
What is the phenonenon?g.fr.t'f/t frl&lABCD
Eclipse of the Sr"mY:lHEclipse cf the MoonJ{Phases of the MaonRTTffif{,i'{.
Occuffence of day and nightY,4tril&.ffiJWqk
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ULIT 2224 Diagrarn 13 shows the position of the Moon while moving around the Enrth.
ffi 13 ffi'^ryH Wffiffi Ihffi # r"J ffi;,Em .
" Sunligl*FWTt:
Dragram 13ffittWhatwethe dates accordingtalhe Lunar Calendar when theMnan is at X ,Y andZTx Bwy,J&\H#. X,v ffi z, ruw Ifr 4* t6 lil :{-?
A
B
C
D
X Y 7r25 "' day
25 wi10 al day
1,A ffi5^ day5W
1CI ut dayrcm
25"',d,ay'15fr 5 tlt daysm5 Ifl day
5 F]1A #r dayrcn 15
ur dWi5 n
I5 IN daYx5 FItt
\fi^ dayzfrn
25 gI day25 ffi!-{
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25. The fbll*wing inforunation is about X.tx-Tww&*.? x.r Huge chttckafronkbtffJpi4,;r Trar,'eJ around ths Sunwffix\fi&wr Situated between Mars and Jupiter
ryr-ldwmjfr"WzrxsWhar is X?4t4^ ExtA Asteraiei
4,1T8^W Planetfr&.C CometH'lt1::an Meteort?i Ftuil,l+:,2*. h grtwp of scout was c;antpingaf-tk* jtngle sid*.
${hicl-r of the fo}lowing can be u*ed to dererndae time?-ffiffi+4f-ffi*&w,ffiw "A-f W +ffiJ' D)f# Wr 4fr,lfJffirkW trt ? .A toah e &rnupof star,s thrt fann apattarnxwwH^w"fvfry,klwffiB Look at theleng&andposition of shadownx&w#w&.rg"e"ffiffi.C Look at the phases of the MoonffiE fr+ffiV.1W4Ln Using $ornpess
tft.ffiffiffi+r
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27.Di*grar.r' 14 shows three t1'pes of rnachines that are used in agriculture.E t+ ffi.rtstffi"#^'&fkffi"ffiWtlL:ffi, "
Diagram 14l4 l+
Chooee the correct sequencs that show the development of agricultural technolcgy.7h lIA #" )trLI Zv*.frer,i, "if.ffiilYT U "
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${TLIT 25 fr[f'
II'lthets*belrh$urt?
Z&.Tbe inf'orrnation below sh$ws fuvr actwLties.*jTKf,+ffi* 4t{ffidt"Foolingfnnt#tltkffitk"Lnosing sre?sfAWWfTSweeping tkv.f7*ar
+4w,Sawing elffi.ffi#W
Which af the fbllcwing activities shows tka prinrtple af wedge?Iil TWMW*IIfr-HlEWffiTffizA PandQ?*fr Q# P allrt $Ffn sC QandRQ#tB Qand$Qfll $
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SULIT 26 02s
29.Diug'am 15 shows tirne taken fCIr a workerlaadingthree l'larre],s onto a lorry.w t s ffi*- + tr y''{fl ,' " + wtffiw t-'# w Ffi 'Hw {$s 14. lvrJ .
Without simple machine,&LH4*ffiffiS#r+fr30 rninutes
3fi tytv4,
Which of &e {bllowing statement is true?DJ l' EF+i4 H AlF l,ft fn ?
Using simple rnashine4$\fiffir#.fr\:tfikl0 ruinutests llF4,
Diagram 15ifl ts
lVork is faster when using a simple machine'e 4Y.ffiWJ W- #l.W-{{, J:-t+;N:& WfXMass of barrels decreases when using a simple nrachine.* 4FH ffil tF-ftt*fi tr|,'thWt#,: tr:ffi r'fi.,bl,onger time is needed whcn using a simplo machine"* f*H &i 4#1fffi ilr ffi lh yr"Ltftt rf'J lnjMore energy are needed when using a sirnplo rnachins#l* tHffi ffi HLtffitr t'ffi &w* trtftT
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3(}. Daninl is facing d.iff?sulties t* pull *ut rlle nai1.J{" Jc rfii $j ifl l,k'l $ntuffi tui ft* "
Di;rgram 16Kl te
Whish o{-the fcrllawing is the b*st \4'ity to solve this pr*biern?DJ T,1fifl + # ffi rtt Y,sW|tl+r i* ?
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