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NO.KAD PENGENALANANGKA GILIRAN
LBMBAGA PEPERIKSAANKEMENTERIAN PELAJARAN MALAYSIA
PBLAJARAN MALAYSIA 2OO92
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Dua am tigapuluh minit
JANGAN BUKA KERTAS SOALAN INI SEHINGGA DIBERITAHUkad pengendlan dan angka giliranandapada petakyang disediaknn.
soalan ini adalah dalam dwibahasa.Soalan dalam bahasa Inggeris mendahului soalanyang sepadandalam bahasaMelayu.Calon dibenarkan menjawab keseluruhan atausebahagiansoalan sama ada dalam bahasa Inggerisatau bahasaMeloyu.
INFORMATION FOR CANDIDATESMAKLUMATANTUKCALON2 consistsof three sections:Section A, SectionB and Section C.Kertas 2 mengandungitiga bahagian.' Bahagian A,BahagianB, dan BahagianC.
The time suggested o answerSection A is 60 minutes,Section B is 50 minutes and Section C is 40 minutes.Masayangdicadangkanntukmenjawab ahagianA ialah60 minit, BahagianB ialah50 minit, danBahagiartC ialah40 mint.
Untuk KegunaanPemeriksaKod Pemeriksa:Bahagian Soalan MarkahPenuh MarkahDiperoleh
AI 5,,' 53 54 5
B
5 66 67 6I 69 6
C10 l011 l0t2 l0
Jumlah
[Lihat halaman sebelah]SULIT2009 Hak Cipta Kerajaan Malaysia
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ForExaminer'sUse
1(a)t-=I l2 l
SULIT tsllt2bectionABahagian A
[20 marks]120markahlAnswer all questions n this section'
Jawab semwa oalandalam bahagian ni.1 The Form 4 Jujur studentscarry out an experiment to study the variation of mass amongthem.Table 1.1 shows he massof 30 studentsn the class.
Murid Tingkatan 4 Jujur menjalankaneksperimenuntuk mengkaii variasi jisim di kalanganmereka.Jadual l.l menunjukknnisim bagi 30 orang murid dalam kelas tu'
Table1.1Jadual .l(a) Basedon the data n Table 1.1,completeTable 1.2.Berdasarkandata dalamJadual l.l, lengkapkan adual 1.2'
Mass(kg)Jisim (ks) 40-M 45-49 50-54 55-59 60-64 65-69
Number of studentsBilanganmuri.d
Table 1.2Jadual1.212marksl[2 markahl
(b) Basedon the result in Table 1.2, drawa histogram to show the number of studentsagainstMASS.Berdasarkan eputusan alamJadual 1.2, ukis histogramyangmenunjukkan ilanganmuridmelawanisim.
40 50 52 51 62 5560 4l 56 43 59 6454 )J i+L 52 46 4850 49 JI 61 63 6947 )6 59 53 45 54
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Mass(kg)Jisim(kg)[2 marksl[2 markah]
(c)
Numberof studentsBilanganmurid
Write the type of variation basedon the histogram in 1(b).Tulis enis variasi berdasarkanhistogramdi l(b)-
40-44 45-49 50-54 55-59 60-64 65-69
ForExaminer'sUse
1(b)I r'-lI t ' |
1(c)t-=I l l lTotal A1I t r l
ll marklfl markahl
Diagram 2.1 and Diagram 2.2 show an experiment to investigate he effect of temperatureonthe fermentation of glucoseby yeast.Rajah 2.1 dan Rajah 2.2 menunjukkansatu eksperimenuntuk mengkaji kesan suhu ke ataspenapaianglukosaoleh yis.Water bathKukusair (20 "C) Carbondioxide
Karbon dioksidaYeast+glucose+waterYis+glukosa+air
Diagram2.1Rajah2.1Water bathKukusair (35 "C) Carbondioxide
Karbon dioksidaYeast+glucose+waterYis+glukosa+air
Diagram2.2Rajah2.2
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ForExaminer's'Use
2(a)[=I l l l
2(b)(Dt-=I l r l2(bxii)
[=I l1 l2(c)r:I l l l
2(d)t-=I l l lTotal A2[=I ls l
SULIT(a) State one hypothesis that can be made from this experiment.Nyatakan satu hipotesisyang boleh dibuat daripada eksperimenni.
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U marklI markahl(b) State the variable in this experiment.
Nyatakanpembolehubah alam eksperimenni.(D ManipulatedvariablePembo ehubah dimanipulas kan
U marklll markahl(iD Responding variablePembole ubah berge ak balas
(c) Based on Diagram 2.I and Diagramfermentation of glucose?BerdasarkanRajah 2.1 dan Rajah 2.2,plukosa?
2.2, which temperature is moresuhu manaknhyang lebih sesuai
U markTll markahlsuitable for theuntuk penapaian
[1 mark]I markahl(d) Diagram 2.3 shows the graph of the volume of carbon dioxide produced at 35"C againsttime.Rajah 2.3 menunjukkangraf isi padu karbon dioksida yang dihasilkan pada suhu 35"Cmelawanmasa.
Volumeof carbondioxide(cm3)Isipadukarbondioksida cm3)
Time (minute)Masa(minit)Diagram 2.3Rajah2.3
What is the relationship between the volume of carbon dioxide produced and time?Apakah hubunganantara isipadu karbon dioksidayang dihasilkan denganmasa?
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SULIT Lstu23 Diagram 3.1 shows an experiment to study the effect of vinegar and ammonium solution on
latex. Diagram 3.2 shows the result of the experiment after 30 minutes.Rajah 3.1 menunjukkan ksperimen ntukmengkajikesancuka dan arutan ammoniake atas ateks.Rajah 3.2 menunjukknn eputusaneksperimen elepas30 minit.
lCoagulatedatexGumpalanateks
l0 cm3 atexlo cm3 ateks
,**]
l0 cm3 atexl0 cm3 ateksDiagram3.1Rajah3.1
Ammonia solutionInrutan ammonia
10 cm3 atexl0 cm3 ateks
Diagram3.2Raiah 3.2(a) Write down one observationfrom the result of this experiment.Tulis satupemerhatiandaripada keputusan ksperimenni.
ForExaminer'sUse
3(a)t-=I l t l3(b)
[=I l1 l3(c)t-=I l l l3(d)I r f
f1 marklll markahl(b) State one inference based on the observation n Diagram 3.2.Nyatakan satu inferensberdasarkan emerhatiandi Raiah 3.2.
Il marklI markahl(c) State one constant variable in this experiment.Nyatakansatupembolehubah ang dimalarkandalam eksperimen ni.Il marklI markahl
(d ) State one hypothesisfor this experiment.Nyatakan sata hipotesisbagi eksperimenni.
ll markllL markahl
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ForExaminer'sUse3(e)
I f'-1Total 43[=I t5lt t- l
a(aXi)
SULIT(e) State the operational definition'for acid.Nyatakandefinisi secaraoperasi bagi asid.
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I marklI markahl
Diagram 4.1 shows the weight of a metal block in.the air.Rajah 4.1 menunjukkan erat suatu blok logam di udara.Spring balanceNeraca spring
Metal blockBlok logamBeakerBikarWater (Density= I g cm-3)Air (Ketumpatan= | g cm-3
Diagram4.1Rajah4.1Diagram 4.2 shows the apparentweight of the metal block when it is immersed in water.Rajah 4.2 menunjukkan erat ketara blok logam itu apabila dimasukkan e dalam air.
Spring balanceNeraca spring
Water (Density= 1 g cm-'-)Air(Ketumpatan | gcm-t)
Diagram 4.2Rajah4.2(a) Based on Diagram 4.1 and Diagtwn 4.2:BerdasarkanRajah 4.1 dan Rajah 4.2:
(r) State one observation from the result of this experiment.Nyatakan satu pemerhatian daripada keputusaneksperimen ni.
ll marklll markahl(ii) State one inference from this experiment.Nyatakan sattu nferens tlaripada elcsperimenni.
I marklI markahl
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lslll2ft) Statethe constantvariable in this experiment.Nyatakanpembolehubah ang dimalarkandalam eksperimenni'
ll markfII markah]This experiment is repeatedby using seawater as shown in Diagram 4'3'Experimen ni diutnngdergon ^rrgginaknn air laut sepertiyang dituniukkandalamRaiah 4.3.
SpringbalanceBeracaspring
SeaWater DensitY t.t g cm*1)Air laut (Ketum7atan = l.l g cm-'.)Diagram4.3Rajah4.3
(c) Basedon Diagram 4.3, what is the reading on the spring balance?BerdasarkanRajah 4.3, apakahbacaanpada neracaspring?
l markll markahl(d) predict the reading of the spring balance f the metal block is immersed n a liquid which
has higher density than seawater.Ramalkanbacaanneracaspring ika blok logam itu dimasukkanke dalam cecair yang ke-tumpatannyaebih tinggi daripadaketumpatan ir laut'
SectionBBahagian B
[30 marks]f30 markahlAnswer all questions n this section.Jawab semaasoalandalam bahagian ni.
Diagram 5.1 shows the structureof a neurone.Rajah 5.1 menuniukkan truktur suatuneuron.
Cell bodyBadansel XDiagram .1Rajah 5.1
r
ll marklI markahl
halamansebelahl
ForExaminer'sUse
4(c)r-;I l l l4(d)
l-=I l1 lTotal A4t-;I l5 l
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ForExaminer'sUse
s(bxii)t-:I I2l5(c)
t [ f
s(d)l--:I l l lTotal 85[=I 16l
SULIT(a) Base'on Diagram 5.1, mark (4 ttre type of neurone n the box provided.BerdasarkanRajah 5.1, tanda (/) jenis neuron dalampetakyang disediakan.
Sensory neuroneNeuronederia Relay neuroneNeuroneperantaraan Motor neuroneNeuron motor
(b) (i) Name X.NamakanX.
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[l marldll markahl
I marklI markahl(ii) State two functions of X.
Nyatakan duafungsi X.I.
2.12markl
[2 markah](cl Name Y.NamakanY.
(d)
XPrctonlprotonY
[7 mark)I markahl
I marklll markahl
Diagram 5.2 shows the pathway of an impulse.Rajah 5.2 menunjukkan aluan suatu mpuls.
Diagram5.2Diagram5.2Mark (/) the location of neurone in Diagram 5.2Tandakan / ) kedudukanneuron dalamRajah 5.2
Diagram 6.1 shows the structure of an atom.Rajah 6.1 menunjukkan truktur suatu atom.
Diagram6.1Rajah6.1
1342009 Hak Cipta Kerajaan Malaysia
Cehtral nervoussystemSistem aratpusat
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(a) X and Y are subatomicparticles.Name X and Y.X dan Y adalahTarahsubatom.Namakan X dan Y.
t5tlt2
X:
ForExaminer'sUse
6(a)t-=I tz l6(b)I tr.l6(c)t-=I l l l
6(dxtt-;I l l l6(dxii)t-;I l t l
Total B6t-=I 16l
Y:[2 marks]12markahl
(b) What is the charge of X?Apakahcas bagi X?
(c)II mark]I markahl
What is the nucleon number of this atom?Berapakahnombornukleon bagi atom ini?
Il marklft markah)Diagram 6.2 shows the structureof three atoms.Rajah6.2 menunjukkan truktur bagi tiga atom.(i) Which atoms are isotopes?Mark (/) your answers n the box provided in Diagram 6.2.Atom yang manakahadalah isotop?Tandakan /) bagi awapan anda dalam kotakyang disediakandi Rajah 6.2.
(d)
Diagram 6.2Rajah 6.2U marklfl.markahl(iD Based on Diagram 6.2, complete the sentencebelow.Isotopes are atoms of an element which have different number of nucleonsbut thesame number of
BerdasarkanRajah 6.2, lengknpkanayat di bawah.Isotop adalah atom-atombagi suatu unsur yang mempunyaibilangan nukleon yangberlainan tetapi sama bilangan
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ForExaminer'sUse
7(a)t-=I l2 l
7(c)
t--=I l1l7(d)
I t'l7(e)I t'l
Total B7t-JI 16l
sul,rr r tslllz7 Diagram 7 shows the extraction of tin ore at high temperature n a blast furnace.RaiahT menunjukkan engekstrakan ijih timahpada suhutinggi dalam relau bagas.
P+carbon+l imestoneP + karbon + batu kaour
GasQGasQ
Hot air Hot airUdarapanasdara panas
Pure molten tinTimah ulen ebur
Diagram7Rajah7(a) Name two elements n P.
Namakan daa unsur yang terdapat dalam P.l .
[2 marksl[2 markah]Stateone reasonwhy carbon s a suitableelementto use n the extraction of tin ore fromP.Nyatakan sata sebabmengapakarbon adalah unsuryang sesuaidigunakandalampengek-strakanbijih timah daripadnP.
ll mark)ll markahlName gas Q.Namakangas Q.
(b)
(c)
} mark)} markahl(d) What is the function of limestone in this process?Apakahfungsi batu knpur dalamproses ni?
ll marklll markahl(e) Name product R.Namakanhasil R.
} marklll markahl
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8 Diagram 8.1 shows part of a nitrogen cycle.Rajah 8.1 menunjukkan ebahagian uatukitar nitrogen.
Bacteria LBakteria L
Diagram8.1Rajah8.1ia) What s representedy K?Apakah angdiwakiliolehK?
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Nitrogen in the atmosphereNitrogen di atmosfera
Ammonium compoundSebatianammonium
ForExaminer'sUse
8(a)I t f
8(b)t-=I l2 l8(c)
[=I l r l
II mark]ll markahl(b) Name bacteria L and bacteria M.Namakan bakteria L dan bakteria M.
L:M:
f2 marksl[2 markah](c) Stateone importance of the nitrogen cycle in Diagram 8.1.Nyatakansatu kepentingan itar nitrogendalamRajah 8.1.
I marklI markah]Bacteria L can be found in the root nodules of a plant as shown in Diagram 8.2.BakteriaL bolehdidapati dalamnodul akar tumbuhansepertiyang ditunjukkandalam Rajah8.2.
(d)
Diagram8.2Rajah8.2
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ForExaminer'sUse8(d)
[=I l1 l8(e)
[=I l l lTotal B8[=I 16l
SULIT tsru2Nu-" tf," typeof plantshown i Diagram8.2.Namakanenis tumbuhanangditunjukkanalamRaiah8.2.
(e)
11marklll markahlThe nitrogen cycle consistsof severalprocesses.In Table 8.1, mark (/) the process nvolved in the nitrogen cycle.Kitar nitrogen menganlungi beberapaproses.Dalam Jadual 8.1, tandakan / ) prosesyang terlibat dalam kitar nitrogen.
PhotosynthesisFotosintesis RespirationRespirasiNitrificationNitrifikasi
Table8.1Jadual8.1ft marklll markahT
Diagram 9.1 shows three types of electronic componentsused in a radio receiver.Rajah 9.1 menunjukkan iga jenis komponenelektronikyang digunakandalam suatupenerimaradio.
Diagram9.1Raiah9.1(a) Name electronic componentsQ and S.NamaknnkomponenelektronikQ dan S.
a
S
Q:S:(a)r--=I l2 l
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[2 marks][2 markah]
SULIT
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t'rll2(b) Statethe function of electronic componentR'Nyatakanungsi komponenelektonik R'
ForExaminer'sUse
9(c)(ii)r-=I l1 lTotal 89
r--=I 16l
ll marklll markah)(c) Diagram 9.2 shows a block diagram of a radio receiver'
Raj;h 9.2 menunjukkanaiah blok bagi suatupenerimaradio'
Diagram9.'-Rajah9.2(i) Write any two electronic components, Q, R or Scolrespondingblocks provided in Diagram 9'2'Tulis mana-manadua komponenelektronik,Q, R atau Sblok yang sepadan ang disediakandalamRajah 9'2'
Diagram9.3Rajah9.3
Loud-speakerPembesaruara
from Diagram 9.1 into thedaripadaRaiah 9.1 ke dalam
12marksl12markahl
lI marklI markahl
sebelahlSULIT
(ii) What type of wave is receivedby T?Mark (/) your answer n the box provided in Diaram 9'3'Apakah enis gelombang ang diterima oleh T?Tandakan(/)jawapanancladalampetakyangdisediakandalamRajah9.3.ffibd ffi /-V'\r/.\
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SULITlSection CBahagian C
[20 marksl[20 markah]Answer Question 10 and either Question 11 or Question 12.Jawab Soalan l0 dan samaada Soalan ll atau Soalan 12.
10 Study the following statement.Kaj pernyataanbe ikut.
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The.focal length of a convex lens dependson the lens thickness.Jarak okus kantacembungbergantungkepadaketebalankanta.You are given one thick convex lens, one thin convex lens, a lens holder and a white screen.Anda dibekalkansatu kantacembung ebal,satu kanta cembungnipis,pemegangkanta dan skrinputih.(a) Suggestone hypothesis o investigate he above statement. fl mark]
Cadangkansatu hipotesisuntuk menyiasat ernyataandi atas. II marknh)(b) Describe an experiment to test your hypothesis n 10(a) basedon the following criteria.Huraikan satueksperimen ntukmengujihipotesisandadi lD(a) berdasarkan riteria berikut.(i) Aim of the experimenrTujuuneksperimen(ii) Identification of variablesPengenalpasian pembole ubah(iii) List of apparatusand materialsSenarai radasdan bahan(iv) Procedureor methodProseduratau kaedah(v) Tabulation of dataPenjadualandata
11 (a) Stateone similarity and three differencesbetween alloys and pure metals.Nyatcrkan atu persamaandan tiga perbezaanantara aloi dan logamtulen.
l marldll markahl[2 marksl12markahlU marklU markahl
14marksl[4 markah]ft marklll markahl
[4 marksl14markahl(b) Table 11 shows the arrangementof atoms in three types of alloys which urebrofize, brassand steel.Jadual 11menunjukkan usunanatombagi tiga jenis aloi iaitu gangsa, oyangdan keluli.
Types of alloyJenis aloi
Arrangement of atomsSusunan atom
BronzeGangsaCopperatomAtomkuprumTin atomAtom imah
BrassLoyang
CopperatomAtomkuprumZinc atomAtomzinkSteelKeluli
Iron atomAtombesiCarbonatomAtomkarbon
Table11Jadual71
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Study the information in Table 11 and construct the concept of alloy.Your answer should be basedon the following steps:Kaii maklumatdalarnJadual ll dan bina konsepaloi'Jawapan anda henclaklahbe dasarkan aspek-as ek be kut
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[2 marksl12markah)ll marklft markah)
f2 marksl[2 markah]ll markl} markahT
lI marklft markahlll marklll markahT
14markslf4 markahl
(i) Identify two common characteristicsKenal pasti dua ciri-ciri sequnYa(ii) Give one other example of an alloyBerikan satu contoh ain bagi aloi(iii) Give one example of a non-alloy and the reasonBeri sata contohbukanaloi dan sebabnyct(iv) Relate the common characteristics o construct the concept of alloyHubungkaitkanciri sepunyauntukmembinakonsepaloi
12 (a)
(b)
Statetwo types of pollution and explain their effects on human health. 14markslNyatakan-dia enis pencemarandan terangkankesanpencemaran tu terhadapkesihatanmanusia.. t4 markahl
A housing areahas been affected by flash flooding due to the clogging of the drain by plastics andsolid waste.Explain how the community in that area can solve the flash flooding problem'Saiukawasan erumahan ct;h dilanda banjir kilat disebabkan leh ongkang ersumbatdenganplastik danbahanbuanganpepeial.Terangkanogii*ono komunitiyang tinggal di kawasan tu dapat menyelesaikanmasalahbanjir kilat.Your answer should include the following aspects:Jawapananda hendctklahmenganduni asp k-asp k be ikut(i) Identification of ProblemPeng nalpastianmas lah(ii) Clarification of the ProblemPenjelasanmasalah(iii) Suggest our methods to solve the problemCadangkanempatkaedahuntukmenyelesaikanmasalah tu
END OF QUESTIONPAPERKERTASSOALANTAMAT
t4r@ 2009 Hak Cipta Kerajaan MalaYsia SULIT
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KERTAS I1A 2A 3C 4D 5864 7C 8D 9C lOD11D t2A 13D t4D lsA16B t7B 18D 19C 20A2lc 22A 23C 248 25A26A 27D 28B 298 30C
31D 328 33D 34A 35D368 37C 38D 39B 40B41D 42D 43B 44C 45C46A 478 48A 49A s0c
2A. I BahagianA1 (a) Mass(kg)Jisim (kg)
40-44Af")
(a) Similarity between alloys and pure metalsPersamaan ntaraaloi dengan ogam ulenDuctile, malleable, heat conductor, electricalconductor, in the solid state (any one)Mulur, mudahditempa,konduktorhaba,konduktorelektrik, dalam keadaan pepejal (mana-manasatu)Differences between alloys and pure metalsPerbezaan ntaraaloi dengan ogam ulen
AlloysAloi Pure metalsIngam tulenAre mixturesAdnlah.campuran Are elementsAdalah unsurAre hard / Keras Are soft I Lembut
(v)
1
1,61
AlloysAloi Pure metalsLogam tulenAre stronp I Kuat Are weak I LemahAre more resistantto corrosionDapat mencegahknkisan
Are less resistant toCorToSiOnKurangmencegahnkisan
Have betterappearanceRupabentuk angdibaiki
Have originalappearanceRupabentuk angasal
(b)(any three) / (mana-mana tiga)
(i) Two common characteristicsDua ciri-ciri sepunya. An alloy is a mixture of two different
elements.Aloi merupakan campuran dua unsur.. An alloy is made up of two metals or ametal and a non-metal.AIoi terdii dariparkt dua logamyang berlaiwmatau satu logam dnn satu buknn logam.. An alloy is made up of different typesof atoms in different proportions.Aloi terdiri daripada jenis atom yangberlainan dalam kadar yang berlainan.. An alloy is made up of two differenttypes of atoms.Aloi terdiri daripada dua jenis atom yangberlainan. (any two)l(mana-mana dua)(ii) Duralumin, pewter, stainless steel,
cupronickelDuralumin, piuter, keluli nirkarat, kupronikel
(any one) (mana-mana satu)(iii) Iron, copper, tin, carbon (any pure metal
or non-metal element)Besi, kuprum, stanum, karbon (sebarangsatulogam tulen atau unsur bukan logam)
(any one) (mana-mana satuIt is an element.Bukan aloi itu ialah unsur.It is made up of atom of only one type.Bukan aloi itu terdiri dnripada satu jenisatom sahaja. (any one)l(mana-mana satu)
(iv) An alloy is a mixture which contains atleast one metallic element. Like metals, analloy is ductile, malleable, a heat conductor,an electrical conductor, a solidAloi merupakan campuran yang mempunyaisekurang-kurangnya satu elemen logam.Seperti logam, aloi adalah mulur, mudahditempa, kondutor haba, konduktor elektrikdan berkeadaanpepejal
(any one) (mana mana sat u .
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However, it''ls harder, stronger, moreresistant to corrosion and have a betterappearance compared to pure metals(any three).Akan tetapi aloi adalah lebih keras,kuat,lebihmencegahnkisan anrupabentuk dnglebih baik berbandingdengan ogam tulen(mana-manaiga).
t2 (a) Type ofpollutionJenispencemaran
Its effects on humanhealthKesanpencemaran tu terhadaPkesihatanmanusia
AirpollutionPencemaranudara
Causes he eyes o water andsting, irritates and bumsthe nose and throat, disruPtsbreathing, ncreasesunginfections such asbronchitis,asthmaand shortnessofbreath, reduces he amount ofoxygen n the blood, causesbrain damage (any one)Menyebabkan ata berair dansakit,hidungdan kerongkongsakit,mengangu pe nafas n,menyebakanenyakitpeparuseperibronchitis,asmadansusahbe nafas,men urang ankandungan ksi endalamdarah,menyebabkanerosakanotak(mana-mana atu)
WaterpollutionPencemaranair
Causesdiseases uch astyphoid, cholera, hepatitis Aand dysentery, damages henervous system,causesbirthabnormalities (any one)Menyebabkanenyaki se ertifoid, kolera,hepatitisA dandisentri,merosakkanystemde ia, menyebabkan ri-c rikelahiran angganjil (mana-manasatu)
NoisepollutionPencemaranbunyi
Iirritating, causesmentaldepressionand deafness fthe exposure o loud noiseis prolonged (any one)Meningkatknnke e i sahan,sakit iwa dan kepekakanjika terdedah epadabunyikuatpadatempohmasaYangpanjang. mana-manaatu)
(b) (0 Flash floods which occur in a housingatea are caused by the clogging of thedrains by plastic and solid waste.Banjir kilat dalam satu kawasanperumahanadalah disebabknn oleh longkang tersumbntdenganpktstik dan bahan buangan pepejaL.
(ii) Improper disposal of wastes, e.g.throwing plastic and solid waste intodrains which clogs the drains and causesflash floods.Pembuangan bahan buangan seqertimembuang plastik dan bahan buanganpepejal ke dalam longkang akan meniadiknnlongkang itu tersumbat dan mengakibatkanbanjir kilat.
(iii) . Burn plastic and solid waste inincinerators.Bakar plastik dan bahan buangan pepeialdalam insinerator.
' Bury plastics and solid waste in theground.Tanamplostik dan bahan buanganpepejaLdi dalam tanah.. Remove plastics and solid waste thatclog the drainsMengeluarknn plastik dan bahan buanganpepeial yang menyumbatkan ongknng.
. Use drain gates to prevent the dumpingof plastic and solid waste into drains.Menggunakan penapis longkang untukmencegah plastik dan bahan buanganpepeial masuk ke dalam longkang.
. Educate the people living in thehousing area on the imPortance ofkeeping the drains free from plasticand solid waste.Mendidik komuniti dalam kawasanper umahan tu tentan kepen ingan menj agalongkang supaya tidak tersumbQtdenganplastik dan bahan buangan PePeial.' Impose heavy fines on those who throwplastic or solid waste into drains.Kenakan dendayang berat ke atas sesiapayang membuang Plastik atau bahanbuangan pepejal ke dalam longkang.
(anY four)/(m ana-mana em7at