spm trial 2009 sce q&a (sabah)

8/14/2019 SPM Trial 2009 Sce Q&A (Sabah)

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Excel 2 SPM

SCIENCE

Kertas 1

Sept 2009

1 jam

SAINS

KERTAS 1

Satu jam lima belas minit

JANGAN BUKA KERTAS SOALAN INI SEHINGGA DIBERITAHU

1. Kertas soalan ini mengandungi 50 soalan.

2. Jawab semua soalan.

3. Jawab dengan menghitamkan ruangan yang betul pada kertas jawapan.

4. Hitamkan satu ruangan sahaja bagi setiap soalan.

5. Sekiranya anda hendak menukarkan jawapan, padamkan tanda yang telah dibuat

dan hitamkan jawapan yang baru.

6. Rajah yang mengiringi soalan tidak dilukiskan mengikut skala kecuali dinyatakan.

7. Anda dibenarkan menggunakan kalkulator saintifik yang tidak boleh diprogram.

________________________________________________________________________

Kertas soalan ini mengandungi 25 halaman bercetak.

[Lihat sebelah

1511/1 2009 Hak Cipta Jabatan Pelajaran Sabah SULIT

JABATAN PELAJARAN NEGERI SABAH

SIJIL PELAJARAN MALAYSIA 2009

EXCEL 2

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1. Diagram 1 shows the components of the human nervous system.

Rajah 1 menunjukkan komponen dalam system saraf manusia.

Diagram 1

Rajah 1

What is X?

Apakah X?

A Sensory nervous system

Sistem saraf deria

B Spinal nervous system

Sistem saraf tunjang

C Peripheral nervous system

Sistem saraf periferi

D Receptors and effectors

Reseptor dan efektor

2. Diagram 2 shows a neurone.

Rajah 2 menunjukkan satu neuron.

Diagram 2

Rajah 2

What is X?

Apakah X?

A Axon

Akson

B Dendron

Dendron

C Dendrite

Dendrit

D Cell bodyBadan sel

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3 Diagram 3 shows one of the receptor found in the human body.

Rajah 3 menunjukkan satu daripada reseptor yang terdapat dalam badan manusia.

Diagram 3

Rajah 3

Which part of the body this receptor can be found?

Di manakah reseptor ini boleh didapati dalam badan?

A Muscle

OtotB Skin

Kulit

C Nose

Hidung

D Eye

Mata

4. The glucose content in a patients urine is more than the normal level.

Which endocrine gland is not functioning well?

Kandungan glukosa dalam air kencing seorang pesakit melebihi aras normal.Kelenjar endokrin yang manakah gagal berfungsi?

A Pituitary

Pituitari

B Pancreas

Pankreas

C Thyroid

Tiroid

D Testis

Testis

5. What is the process involved in the production of new cells for growth?

Apakah proses yang terlibat dalam penghasilan sel-sel baru untuk pertumbuhan?

A Mitosis

Mitosis

B Meiosis

Meiosis

C Mutation

Mutasi

D Fertilisation

Persenyawaan

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6. Which comparison of identical and non-identical twins is true?

Manakah perbandingan yang betul bagi kembar seiras dan kembar tak seiras?

Identical twins

Kembar seiras

Non-identical twins

Kembar tak seiras

A Involve two sperms and two ovaMelibat dua sperma dan dua ovum

Involve one sperm and one ovumMelibatkan satu sperma dan satu ovum

B Sharing the same placenta

Berkongsi plasenta

Have their own placenta

Mempunyai plasenta tersendiri

C Same or different sex

Jantina sama atau berbeza

Same sex

Jantina sama

D Different genetic traits

Sifat genetik berbeza

Same genetic traits

Sifat genetik sama

7. Diagram 4 shows graphs of variation among the students in a class.

Rajah 4 menunjukkan graf variasi di kalangan pelajar di dalam satu kelas.

Diagram 4

Rajah 4

Which of the following is correct?

Manakah antara berikut adalah benar?

Shoulder width

Lebar bahu

Left-handed / Normal

Kidal / Tangan kanan

A Continuous variation

Variasi selanjar

Discontinuous variation

Variasi tak selanjar

B Continuous variation

Variasi selanjar

Continuous variation

Variasi selanjar

C Discontinuous variation


Continuous variation

Variasi selanjar

D Discontinuous variation


Discontinuous variation


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8. Diagram 5 shows the inheritance of height in pea plants.

Rajah 5 menunjukkan pewarisan sifat tinggi pada pokok kacang.

Diagram 5

Rajah 5

Which offspring has a correct pair of genes?

Manakah anak yang mempunyai pasangan gen yang betul?

Offspring

Anak

Genotype

Genotip

A P Tt

B Q TT

C R TT

D S tt

9. Based on the Periodic Table, which element represents an inert gas?

Berdasarkan Jadual Berkala, unsur yang manakah mewakili gas nadir?

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10. Diagram 6 shows the structure of an atom.

Which of the following represents a neutron?

Rajah 6 menunjukkan struktur atom.

Manakah antara berikut mewakili neutron?

Diagram 6

Rajah 6

11. Diagram 7 shows the arrangement of ions in an ionic compound.

Rajah 7 menunjukkan susunan ion bagi sebatian ionik.

Diagram 7

Rajah 7

Which substance is represented by the particles shown in Diagram 7?

Manakah bahan yang diwakili oleh partikel seperti Rajah 7?

A Zinc

Zink

B MercuryMerkuri

C Sulphur

Sulfur

D Sodium chloride

Natrium klorida

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12. Which of the following is an example of an endothermic reaction?

Antara berikut yang manakah contoh tindakbalas endotermik?

A Haber process

Proses Haber

B Acid reacts with alkaliAsid bertindakbalas dengan alkali

C Ammonium salt dissolved in water

Garam ammonium dilarutkan dalam air

D Sodium hydroxide crystals dissolved in water

Hablur natrium hidroksida dilarutkan dalam air

13. Diagram 8 shows a simple voltaic cell.

Rajah 8 menunjukkan sebuah sel ringkas.

Diagram 8

Rajah 8

Which sequence of energy conversion is correct?

Manakah urutan perubahan tenaga yang betul?

A Electrical energy chemical energy heat energy light energy

Tenaga elektrik tenaga kimia tenaga haba tenaga cahaya

B Chemical energy electrical energy heat energy light energy

Tenaga kimia tenaga elektrik tenaga haba tenaga cahaya

C Electrical energy

chemical energy

light energy

heat energyTenaga elektrik tenaga kimia tenaga cahaya tenaga haba

D Chemical energy electrical energy light energy heat energy

Tenaga kimia tenaga elektrik tenaga cahaya tenaga haba

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14. Table 1 shows the observations of metals P, Q and R when heated.

Jadual 1 menunjukkan pemerhatian ke atas logam P, Q dan R apabila dipanaskan.

Metals

Logam

Observation

Pemerhatian

P Burns with bright white flameTerbakar dengan nyalaan putih yang terang

QA bright flame spreads slowly

Nyalaan terang merebak perlahan

RA glow spreads slowly

Berbara secara perlahan

Table 1

Jadual 1

Which is the correct arrangement of the reactivity of metals P, Q and R in an increasingorder?

Manakah susunan yang betul tentang kereaktifan logam P, Q dan R secara menaik?

A P , Q , R

B R, Q , P

C Q, R, P

D P, R , Q

15. A student wants to get a pure liquid X from a mixture of liquids X and Y. Table 2 shows

the boiling points of both liquids.Seorang pelajar ingin mendapatkan cecair tulen X daripada campuran cecair X dan Y.

Jadual 2 menunjukkan takat didih bagi kedua-dua cecair.

Liquid

Cecair

Boiling point (o

C )

Takat didih (o

C )

X 78

Y 100

Table 2

Jadual 2

Which is the most suitable method for separating the liquids?

Manakah kaedah yang paling sesuai untuk memisahkan cecair-cecair tersebut?

A Filtration

Penurasan

B Condensation

Kondensasi

C Distillation

Penyulingan

D Crystallisation

Penghabluran

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16. Diagram 9 shows radioactive rays in electrical field.

Rajah 9 menunjukkan sinaran radioaktif dalam medan elektrik.

Diagram 9

Rajah 9

Which is the alpha ray?

Manakah merupakan sinaran alfa?

A P

B Q

C R

D P and R

17. Diagram 10 shows nuclear fission of uranium.

Rajah 10 menunjukkan pembelahan nuclear bagi uranium.

Diagram 10

Rajah 10

What is particle P?

Apakah zarah P?

A Proton

Proton

B Neutron

Neutron

C Electron

Elektron

D Atom

Atom

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18. Diagram 11 shows two identical prisms placed in front of a white screen.

Rajah 11 menunjukkan dua prisma yang serupa disusun di hadapan sebuah skrin putih.

Diagram 11

Rajah 11

What can be seen on the white screen?

Apakah yang boleh dilihat di atas skrin putih?

A A spectrum with red colour on top.

Spektrum dengan cahaya merah di atas.

B A spectrum with violet colour on top.

Spektrum dengan cahaya ungu di atas.

C A patch of white light.

Tompok cahaya putih.

D A patch of red light.

Tompok cahaya merah.

19. Diagram 12 shows the structure of a camera.

Rajah 12 menunjukkan struktur kamera.

Diagram 12

Rajah 12

Which part of the eyes has a similar function to the part of camera labelled X ?

Bahagian manakah pada mata mempunyai fungsi yang sama seperti bahagian berlabel X?

A Ciliary muscle

Otot silia

B Pupil

Anak mata

C Retina

Retina

D IrisIris

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20. Diagram 13 shows a candle O in front of a plane mirror.

Which of the points A, B, C or D will the image be formed?

Rajah 13 menunjukkan lilin O di hadapan sebuah cermin satah.

Manakah antara kedudukan A, B, Catau D imej akan terbentuk?

Diagram 13

Rajah 13

21. Diagram 14 shows the production of colours X, Y and Z from the addition of coloured

lights.

Rajah 14 menunjukkan hasil warna X, Y dan Z dari penambahan cahaya berwarna.

Diagram 14

Rajah 14

What colours are represented by X, Y and Z?

Apakah warna yang diwakili oleh X, Y dan Z?

X Y Z

A Cyan Magenta Yellow

Sian Magenta Kuning

B Yellow Magenta Cyan

Kuning Magenta Sian

C Magenta Cyan Yellow

Magenta Sian Kuning

D Cyan Yellow MagentaSian Kuning Magenta

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22. Diagram 15 shows the particles arrangement of steel.

Rajah 15 menunjukkan susunan zarah bagi keluli.

Diagram 15

Rajah 15

What is the effect of the presence of foreign atoms in steel?

Apakah kesan kehadiran atom asing di dalam keluli?

A To prevent the iron atoms from sliding

Untuk menghalang atom-atom besi dari menggelongsor

B To increase the electrical conductivity of the iron

Untuk meningkatkan kekonduksiaan elektrik bagi besi.

C To increase the empty spaces between the iron atoms

Untuk meningkatkan ruang kosong antara atom-atom besi.

D To decrease the magnetic properties of the iron atoms

Untuk mengurangkan sifat magnet bagi atom-atom besi.

23. The information below shows the industrial products made from substance P.

Maklumat berikut menunjukkan hasil industri yang diperbuat daripada bahan P.

Nitric acid

Asid nitrik

Cleaning agent

Agen pencuci

Explosives

Bahan letupan

What is P?

Apakah P?

A Ethanol

Etanol

B Ammonia

Ammonia

C Sulphur

Sulfur

D Sulphuric acidAsid sulfurik

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24. Diagram 16 shows a type of microorganism which grows on the surface of bread.

What group of microorganism is this?

Rajah 16 menunjukkan sejenis mikroorganisma yang tumbuh pada permukaan roti.

Apakah kumpulan mikroorganisma ini?

Diagram 16

Rajah 16

A Bacteria

Bakteria.

B Virus.

Virus

C Algae.

Alga

D Fungi

Kulat.

25. Diagram 17 shows an apparatus set-up to study the growth of microorganisms.

Rajah 17 menunjukkan susunan radas untuk mengkaji pertumbuhan mikroorganisma.

Diagram 17

Rajah 17

Two Petri dishes are prepared as shown in Diagram 17. These Petri dishes are kept in a

cupboard and under the sun respectively.

What is the factor investigated in this experiment?

Dua piring Petri disediakan seperti ditunjukkan dalam Rajah 17. Piring-piring Petri inimasing-masing diletakkan di dalam almari dan di bawah sinaran matahari.

Apakah faktor yang dikaji dalam eksperimen ini?

A Light

Cahaya

B Humidity

Kelembapan

C Temperature

Suhu

D pH

pH

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26. Which of the following is not an importance of microorganisms to human?

Manakah yang berikutbukan kepentingan mikroorganisma kepada manusia?

A They are used for baking bread.

Ia digunakan dalam pembuatan roti.

B They decompose waste materials.

Ia menguraikan bahan buanganC They are used in producing vaccines.

Ia digunakan dalam penghasilan vaksin.

D They are used to make antiseptic.

Ia digunakan dalam pembuatan antiseptik.

27. Which of these substances can treat diseases caused by bacteria?

Manakah antara bahan berikut dapat merawat penyakit yang disebabkan oleh bakteria?

A Antifungal

Antikulat

B AntibioticAntibiotik

C Antitoxin

Antitoksin

D Antigen

Antigen

28. Table 3 shows the types and quantities of food taken by Shafiq for his breakfast.

Jadual 3 menunjukkan jenis dan kuantiti makanan yang diambil oleh Shafiq untuk

sarapannya.

Type of food

Jenis makanan

Quantity / g

Kuantiti / g

Energy / kJ per 100 g

Tenaga / kJ setiap 100 g

Bread

Roti100 1 060

Milk

Susu150 270

Eggs

Telur50 660

Butter

Mentega30 3 120

Table 3

Jadual 3

Calculate the total energy taken by him that morning.

Hitung jumlah tenaga yang diambil olehnya pada pagi itu.

A 1 820 kJ.

B 2 731 kJ.

C 2 750 kJ.

D 2 800 kJ.

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29. Diagram 18 shows an experiment to study the healthy growth of a maize plant.

Rajah 18 menunjukkan suatu eksperimen untuk mengkaji pertumbuhan yang sihat bagi

satu anak jagung.

Diagram 18

Rajah 18

Which of the following will spoil the growth of the maize plant?

Manakah antara berikut yang boleh menjejaskan pertumbuhan anak jagung?

A Wrap the boiling tube with black paper.

Tabung didih dibalut dengan kertas hitam.

B Put the boiling tube in a closed cupboard.

Tabung didih diletakkan di dalam almari tertutup.

C Replaces the Knop's solution every week.

Menukar larutan Knop setiap minggu.

D Air the solution all the time.Pengudaraan larutan pada setiap masa.

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30. Diagram 19 shows the roots of a leguminous plant.

Rajah 19 menunjukkan akar tumbuhan kekacang.

Diagram 19

Rajah 19

Which bacteria is found in Q?

Apakah bakteria yang ditemui dalam Q?

A Nitrifying bacteria

Bakteria penitritan

B Putrefying bacteria

Bakteria pengurai

C Denitrifying bacteria

Bakteria pendenitritan

D Nitrogen-fixing bacteria

Bakteria pengikat nitrogen

31. Diagram 20 shows a pond community.

Rajah 20 menunjukkan komuniti sebuah kolam.

Diagram 20

Rajah 20

Which of the following are producers in this community?

Manakah antara berikut merupakan pengeluar dalam komuniti ini?

A P and Q only

P dan Q sahaja

B P and R only

P dan R sahaja

C Q and R only

Q dan R sahaja

D P, Q and R

P, Q dan R

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32. The exhaust gases from motor vehicles contain several harmful gases.

Which gas can cause death by depriving a person of oxygen?

Gas ekzos daripada kenderaan bermotor mengandungi gas berbahaya.

Manakah gas yang boleh menyebabkan kematian akibat kekurangan oksigen dalam badan

seseorang?

A Nitrogen dioxideNitrogen dioksida

B Carbon monoxide

Karbon monoksida

C Sulphur dioxide

Sulfur dioksida

D Lead fumes

Asap plumbum

33. The excessive use of pesticides is a threat to human health.

Which is the most effective method to overcome this threat?

Penggunaan racun makhluk perosak merupakan ancaman kepada kesihatan manusia.Manakah kaedah paling efektif untuk mengatasi masalah ancaman tersebut?

A Rear natural predators of the pests

Memelihara pemangsa semulajadi kepada perosak

B Destroy pests using chemicals

Memusnahkan perosak menggunakan bahan kimia

C Destroy the habitat of pests

Memusnahkan habitat perosak

D Use organic fertilisers

Menggunakan baja organik

34. Diagram 21 shows a human activity.

Rajah 21 menunjukkan satu aktiviti manusia.

Diagram 21

Rajah 21

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What are the problems resulting from the activity shown in Diagram 21?

Apakah masalah yang berpunca daripada aktiviti ditunjukkan dalam Rajah 21?

I Soil erosion

Hakisan tanah

II The greenhouse effectKesan rumah hijau

III Flash flood

Banjir kilat

A I and II only

I dan II sahaja

B I and III only

I dan III sahaja

C II and III only

II dan III sahaja

D I, II and IIII, II dan III

35. Which of these substances is the source of hydrocarbon?

Manakah antara bahan berikut merupakan sumber hidrokarbon?

A Coal

Arang batu

B Ethanol

Etanol

C Gasohol

Gasohol

D Thiokol

Tiokol

36. Diagram 22 shows an experiment set up to produce ethanol from glucose solution and

yeast.

Rajah 22 menunjukkan satu eksperimen yang disediakan untuk menghasilkan etanol

daripada larutan glukosa dan yis.

Diagram 22

Rajah 22

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What will happen to limewater after 30 minutes?

Apakah yang berlaku kepada air kapur selepas 30 minit?

A Turn cloudy

Berubah menjadi keruh

B Turn to yellowBerubah menjadi kuning

C Turn colourless

Berubah menjadi tidak berwarna

D Form red precipitate

Membentuk mendakan merah

37. Diagram 23 shows a soap molecule.

Rajah 23 menunjukkan molekul sabun.

Diagram 23

Rajah 23

Which of the following describes J and K correctly?

Manakah di antara berikut adalah benar tentang J dan K?

J K

Part

Bahagian

Solubility in

Larut di dalam

Part

Bahagian

Solubility in

Larut di dalamA Ionic

Ionik

Water

AirHydrocarbon

Hidrokarbon

Grease

Gris

B HydrocarbonHidrokarbon

Grease

Gris

Ionic

Ionik

Water

Air

C HydrocarbonHidrokarbon

Water

AirHydrocarbon

Hidrokarbon

Water

Air

D Ionic

Ionik

Grease

Gris

Ionic

Ionik

Grease

Gris

38. Diagram 24 shows a polymer breaking down into monomers.

Rajah 24 menunjukkan penguraian polimer kepada monomer.

Diagram 24

Rajah 24

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What is polymer X?

Apakah polimer X?

A Starch

Kanji

B Protein

ProteinC Silk

Sutera

D Wool

Kapas

39. Diagram 25 shows a stage in a four stroke petrol engine.

Rajah 25 menunjukkan satu peringkat di dalam enjin petrol empat lejang.

Diagram 25

Rajah 25

What is the stage shown in Diagram 25?

Apakah peringkat yang ditunjukkan dalam Rajah 25?

A Exhaust stroke

Lejang ekzos

B Power strokeLejang kuasa

C Intake stroke

Lejang pengambilan

D Compression stroke

Lejang mampatan

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40. The initial velocity of a car is 20 ms-1

. It then accelerates to 10 ms-2

in 3 seconds.

Calculate the final velocity of the car.

[ Acceleration =Final velocity Initial velocity

]Time

Halaju sebuah kereta adalah 20 ms-1

. Ia kemudiannya memecut sehingga 10 ms-2

dalam

masa 3 saat..Kira halaju akhir kereta tersebut.

[ Pecutan =Halaju Akhir Halaju Awal

]Masa

A 60 ms-1

B 50 ms-1

C 30 ms-1

D 0 ms-1

41. Diagram 26 shows the passengers being thrown forward when the bus suddenly stops.

Rajah 26 menunjukkan penumpang terhumban ke hadapan apabila bas dihentikan secara

tiba-tiba.

Diagram 26

Rajah 26

What causes the phenomenon in Diagram 26?

Apakah yang menyebabkan fenomena di dalam Rajah 26 ?

A Force

Daya

B Inertia

Inersia

C Pressure

Tekanan

D MomentumMomentum

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42. Diagram 27 shows a hydraulic jack.

Rajah 27 menunjukkkan satu jek hidraulik.

Diagram 27

Rajah 27

How much force must be applied on piston X so that piston Y can push up the load of

3000 N?

[ Pressure =Force

]Surface Area

Berapakah daya yang dikenakan ke atas omboh X supaya omboh Y dapat mengangkat

beban seberat 3000 N?

[ Tekanan =Daya

]Luas permukaan

A 50 N

B 100 N

C 150 N

D 300 N

43. Which of these shapes is most suitable to make water vehicles?

Manakah bentuk yang paling sesuai untuk membuat kenderaan air?

A

B

C

D

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44. Which of the following chemical substances is used in processed food to make the food

tastier and delicious?

Manakah di antara bahan kimia berikut digunakan di dalam pemprosesan makan untuk

menjadikan makanan lebih sedap dan enak?

A Stabilizer

Penstabil

B Preservative

Pengawet

C Flavouring

Perisa

D Antioxidant

Pengantioksida

45. A farmer has a mango plant which produces big and sweet fruits. He intends to produce alarge quantity of mango seedlings in a short period from the mango plant in his orchard.

Which method should he use?

Seorang petani mempunyai pokok mangga yang menghasilkan buah yang besar dan

manis. Dia berhasrat untuk menghasilkan anak pokok mangga di dalam tempoh yang

singkat daripada pokok mangga daripada kebunnya itu.

Apakah kaedah yang patut digunakannya?

A Cloning

Pengklonan

B Bud grafting

Cantuman tunas (tut)

C Stem cutting

Keratan batang

D Germination of seeds

Percambahan biji benih

46. Which of the following is a synthetic polymer?

Manakah di antara berikut merupakan polimer sintetik?

A IsopreneIsoprena

B Neoprene

Neoprena

C Sucrose

Sukrosa

D Cellulose

Selulosa

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47. Diagram 28 shows the structure of a plastic

Rajah 28 menunjukkan struktur suatu plastik.

.

Diagram 28

Rajah 28

Which plastic has the above structure?

Manakah plastik yang mempunyai struktur di atas?

A. Perspex

PerspekB Polystyrene

Polistirena

C Bakelite

Bakelit

D Polyvinyl chloride

Polivinil klorida

48. Diagram 29 shows a wave form.

Rajah 29 menunjukkan satu bentuk gelombang.

Diagram 29

Rajah 29

What is the velocity of the wave if its frequency is 10 Hz?

[ Velocity = Frequency x Wavelength ]

Apakah halaju gelombang tersebut jika frekuensinya adalah 10 Hz?

[ Halaju = Frekuensi x Panjang Gelombang ]

A 1.0 ms-1

B 2.0 ms-1

C 3.0 ms-1

D 4.0 ms-1

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49. Diagram 30 shows a radio transmitter system.

Rajah 30 menunjukkan satu sistem pemancar radio.

Diagram 30

Rajah 30

Which of the following is used for generating radio waves?

Manakah antara berikut digunakan di dalam penjanaan gelombang radio?

A Aerial

Arial

B Oscillator

Pengayun

C Modulator

ModulatorD Microphone

Mikrofon

50. Why is a communication satellite geostationary?

Mengapakah satelit komunikasi adalah geopegun?

A It is attracted by the gravity of the Earth.

Ia ditarik oleh graviti bumi.

B It is located above the equator of the Earth.

Ia terletak di atas khatulistiwa bumi.

C It appears stationary when viewed from the Earth.Ia kelihatan pegun apabila dilihat dari bumi.

D It makes one complete orbit round the Earth every day.

Ia membuat satu putaran lengkap mengelilingi bumi dalam satu hari.

END OF QUESTION PAPER

KERTAS SOALAN TAMAT

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Excel 2 SPM

SCIENCE

Kertas 1

September 2009

ANSWER

1 C 11 D 21 A 31 B 41 B

2 C 12 C 22 A 32 B 42 B

3 A 13 D 23 B 33 A 43 C

4 B 14 B 24 D 34 D 44 C

5 A 15 C 25 A 35 A 45 A

6 B 16 A 26 D 36 A 46 B

7 A 17 B 27 B 37 A 47 C

8 D 18 C 28 B 38 B 48 B

9 D 19 D 29 B 39 B 49 B

10 C 20 B 30 D 40 B 50 C

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Nama : .. Kelas : .

Excel 2 SPM

SCIENCE

Kertas 2

Sept 2009

2 jam Dua jam tiga puluh minit

SAINSKERTAS 2

JANGAN BUKA KERTAS SOALAN INI SEHINGGA DIBERITAHU

Kegunaan Pemeriksa

Kod Pemeriksa :

Bahagian SoalanMarkah

Penuh

Markah

Diperoleh

A1 52 5

3 5

4 5

B

5 6

6 6

7 6

8 6

9 6

C

10 10

11 1012 10

Jumlah

Kertas soalan ini mengandungi 21 halaman bercetak.

[Lihat sebelah1511/2 2009 Hak Cipta Jabatan Pelajaran Sabah SULIT

1. Tulis nama, kelas, angka

giliran, dan nombor kad

pengenalan anda padaruangan yang disediakan.

2. Kertas soalan ini adalah dalam

dwibahasa.

3. Soalan dalam Bahasa Inggeris

mendahului soalan yang

sepadan dalam Bahasa Melayu.

4. Calon dibenarkan menjawab

keseluruhan atau sebahagian

soalan sama ada dalam Bahasa

Inggeris atau Bahasa Melayu.

5. Calon dikehendaki membacamaklumat di halaman belakang

kertas soalan ini.

JABATAN PELAJARAN SABAH

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2

Section A

Bahagian A

[20 marks]

[20 markah]

Answer all the questions in this section.

Jawab semua soalan dalam bahagian ini.

1. Diagram 1 shows an experiment to study the resistance of iron nail and stainless steel nail (an

alloy) to corrosion.

Rajah 1 menunjukkan satu eksperimen untuk mengkaji rintangan paku besi dan paku keluli

tahan karat (suatu aloi) ke atas kakisan.

Diagram 1Rajah 1

Both test tubes with their contents are left for three days and the results of the experiment are

as shown in Table 1.

Kedua-dua tabung uji dan kandungannya dibiarkan selama tiga hari dan keputusan

eksperimen ditunjukkan dalam Jadual 1.

Type of nail

Jenis paku

Observation

Pemerhatian

Iron nail

Paku besi

Stainless steel nail

Paku keluli tahan karat

Table 1

Jadual 1

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3

(a) Complete Table 1 with the following information :

Lengkapkan Jadual 1 dengan maklumat berikut :

Rust

Berkarat

No rust

Tidak berkarat[1 mark]

[1 markah]

(b) State one inference to explain the observations made in Table 1.

Nyatakan satu inferens untuk menjelaskan pemerhatian yang dibuat dalam Jadual1.

[1 mark]

[1 markah](c) State the operational definition of an alloy.

Nyatakan definisi secara operasi bagi aloi.

[1 mark]

[1 markah]

(d) Tick ( ) the objects that rust in sodium chloride solution.Tandakan ( ) objek yang akan berkarat dalam larutan natrium klorida.

Iron scissors Steel hammer Steel lock Iron key

[1 mark]

[1 markah]

(e) What can be observed when the test tube containing iron nail is left for four weeks?

Apakah yang akan diperhatikan apabila tabung uji yang mengandungi paku besi

dibiarkan selama empat minggu ?

[1 mark]

[1 markah]

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4

2 Diagram 2 shows an experiment to study the relationship between the object distance and the

size of the image formed on the screen of a pin-hole camera.

Rajah 2 menunjukkan satu eksperimen untuk mengkaji hubungan di antara jarak objek dan

saiz imej yang terbentuk di atas skrin kamera lubang jarum.

Diagram 2

Rajah 2

Table 2 shows the results of the experiment.

Jadual 2 menunjukkan keputusan eksperimen ini.

Object distance (cm) 10 8 6 4 2

Size of the image (cm) 0.5 1.0 2.0 2.5

Table 2

Jadual 2

(a) Complete Table 2 by measuring the size of the image formed in Diagram 2.

Lengkapkan Jadual 2 dengan mengukur saiz imej yang terbentuk dalam Rajah 2.

[1 mark]

[1 markah]

(b) State one characteristic of the image formed in Diagram 2.

Nyatakan satu ciri imej yang terbentuk dalam Rajah 2.

[1 mark]

[1 markah]

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(c) Using the data in Table 2, draw a graph of the size of the image against the object

distance.

Menggunakan data dalam Jadual 2, lukiskan graf saiz imej melawan jarak objek.

[2 marks]

[2 markah]

(d) State one hypothesis for this experiment.

Nyatakan satu hipotesis untuk eksperimen ini.

[1 mark]

[1 markah]

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3 Diagrams 3.1 and 3.2 shows an experiment to study the relationship between uphtrust and the

weight of the water that is displaced.

Rajah 3.1 dan Rajah 3.2 menunjukkan satu eksperimen untuk mengkaji hubungan di antara

tujahan dan berat air yang disesarkan.

Diagram 3.1

Rajah 3.1

Diagram 3.2 Rajah 3.2

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The results are as shown in Table 3.

Keputusan ditunjukkan dalam Jadual 3.

Set of experiment

Set eksperimen

In air

Dalam

udara

In water

Dalam

air

Difference in weight (N)

Perbezaan dalam berat

(N)

Reading of spring balance (N)

Bacaan neraca spring (N)1.8

Reading of mechanical weighing scale (N)

Bacaan penimbang skala mekanikal (N)0 0.6 0.6

Table 3

Jadual 3

(a) Based on Diagram 3.2, write the reading of spring balance in Table 3.

Berdasarkan Rajah 3.2, tuliskan bacaan neraca spring dalam Jadual 3.[1 mark]

[1 markah]

(b) State the variables in this experiment.

Nyatakan pembolehubah dalam eksperimen ini.

(i) Constant variable

Pembolehubah dimalarkan

(ii) Responding variablePembolehubah bergerakbalas

[2 marks]

[2 markah]

(c) Based on Table 3, state the relationship between upthrust and the weight of the water

that is displaced.

Berdasarkan Jadual 3 , nyatakan hubungan di antara tujahan dan berat air yang

disesarkan.

[1 mark]

[1 markah]

(d) Tick ( ) the vehicles that use this principle.Tanda ( ) kenderaan yang menggunakan prinsip ini.

Aeroplane

Kapal terbang

Submarine

Kapal selam

Ship

Kapal laut

Tank

Kereta kebal

[1 mark]

[1 markah]

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8

4 Diagram 4 shows an experiment to compare the effect of acid and alkali on latex.

Rajah 4 menunjukkan satu eksperimen untuk membandingkan kesan asid dan alkali ke atas

lateks.

Diagram 4

Rajah 4

The result are as shown in Table 4.

Keputusan eksperimen ditunjukkan dalam Jadual 4.

Set of the experiment

Set eksperimen

Observation

Pemerhatian

ALatex coagulated

Lateks menggumpal

BLatex does not coagulate

Lateks tidak menggumpal

CLatex coagulated

Lateks menggumpal

Table 4

Jadual 4

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(a) State the hypothesis for this experiment.

Nyatakan hipotesis bagi eksperimen ini.

[1 mark]

[1 markah]

(b) State the variables in this experiment.

Nyatakan pembolehubah dalam eksperimen ini.

(i) Constant variable

Pembolehubah dimalarkan

(ii) Manipulated variable

Pembolehubah dimanipulasi

[2 marks]

[2 markah]

(c) Based on this experiment, what causes latex in beaker C to coagulate ?

Berdasarkan eksperimen ini, apakah yang menyebabkan lateks dalam bikar C

menggumpal?

[1 markah]

(d) After one day, excess hydrochloric acid is added to the beaker in Set B.

What observation can be made about the latex?

Selepas satu hari, asid hidroklorik berlebihan di tambah ke dalam bikar dalam

Set B. Apakah pemerhatian yang boleh dibuat mengenai lateks ini ?

[1 mark][1 markah]

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10

Section B

Bahagian B

[30 marks]

[30 markah]

Answerall questions in this section.

Jawab semua soalan dalam bahagian ini.

5. Diagram 5 shows the inheritance of colour blindness in human.

Rajah 5 menunjukkan pewarisan sifat buta warna dalam manusia.

Diagram 5

Rajah 5

(a) Complete the above Diagram 5.

Lengkapkan Rajah 5.

[2 marks][2 markah]

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(b) What is the probability of having:

Apakah kemungkinan untuk mendapat :

i. Colour-blind son

Lelaki buta warna : .....

ii. Normal daughter but carrier

Perempuan normal tetapi pembawa: ..

[2 marks]

[2 markah]

(c) Colour-blindess known as a sex-linked heredity diseases . State the reason.

Buta warna dikenali sebagai penyakit baka terangkai seks. Nyatakan sebabnya.

[1 mark]

[1 markah]

(d) Name one other example of sex-linked heredity diseases.

Namakan satu contoh lain penyakit baka terangkai seks.

[1 mark]

[1 markah]

6. Diagram 6 shows the position of some endocrine glands in humans.

Gambarajah 6 menunjukkan kedudukan kelenjar endokrin dalam badan manusia.

Diagram 6

Rajah 6

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(a) Name the glands B and D in Diagram 6.

Namakan kelanjar B dan D dalam Diagram 6.

B: ..

D: ..

[2 marks]

[2 markah]

(b) i. What is the function of hormone produced by glands C ?

Apakah fungsi hormon yang dihasilkan oleh kelenjar C?

ii. State the effect of hormone deficiency produced by gland C?

Nyata kesan kekurangan hormon yang dihasilkan oleh kelenjar C?

[2 marks]

[2 markah]

(c) How are hormones that produced by the glands in Diagram 6 transported in the body?

Bagaimanakah hormon yang dihasilkan oleh kelanjar-kelanjar dalam Rajah 6 diangkut

dalam badan?

[1 mark]

[1 markah]

(d) Which gland act as the main endocrine gland?

Kelenjar manakah yang bertindak sebagai kelenjar endokrin utama?

[1 mark]

[1 markah]

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7. Diagram 7 shows a process that occurs in nuclear reactor.

Rajah 7 menunjukkan suatu proses yang berlaku di mana reaktor nuklear.

Diagram 7

Rajah 7

(a) Name the type of nuclear reaction shown in Diagram 7.

Namakan jenis tindak balas nuklear yang ditunjukkan pada Rajah 7.

[1 mark]

[1 markah]

(b) What is the function of the control rods?

Apakah fungsi rod pengawal?

[1 mark]

[1 markah]

(c) What is the radioactive element used in Diagram 7 to produce nuclear energy. Apakah bahan radiaktif yang digunakan dalam Rajah 7 untuk menghasilkan tenaga

nuklear.

[1 mark]

[1 markah]

(d) Name the part that control the temperature of the reactor in Diagram 7.

Namakan bahagian yang mengawal suhu reaktor dalam Rajah 7.

[1 mark]

[1 markah]

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(e) State two advantages of using nuclear energy.

Berikan dua kebaikan penggunaan tenaga nuklear.

1. ...

2. ...

[2 marks]

[2 markah]

8. Diagram 8 shows an environmental phenomenon caused by chemical substance,

chlorofluorocarbons ( CFCs) on layer X.

Rajah 8 menunjukkan fenomena alam sekitar disebabkan bahan kimia, klorofluorokarbon

(CFC) ke atas lapisan X.

Rajah 8

Diagram 8

(a) What happened to layer X?

Apa yang berlaku kepada lapisan X ?

[1 mark]

[1 markah]

(b) Name ray Q in Diagram 8.

Namakan sinar Q dalam Rajah 8.

[1 mark]

[1 markah]

(c) State the main function of layer X.

Nyatakan fungsi utama lapisan X.

[1 mark]

[1 markah]

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(d) Give one negative effect of ray Q on humans and plants.

Beri satu kesan negative sinar Q ke atas manusia dan tumbuhan.

i. Human

Manusia

ii. Plants

Tumbuhan

[2 marks]

[2 markah]

(e) Mark ( ) the objects below that contribute to the above environmental phenomenon.Tandakan ( ) objek-objek di bawah menyumbang kepada fenomena alam sekitar diatas.

Television

Televisyen

Refrigerator

Peti sejuk

Microwave oven

Ketuhar mikro

Aerosol spray

Penyembur Aerosol

[1 mark]

[1markah]

9. Diagram 9 shows the types of food that need to be kept in a proper place before it could be

used by consumers.

Rajah 9 menunjukkan beberapa jenis makanan yang perlu disimpan di dalam tempat yangsesuai sebelum ianya boleh digunakan oleh pengguna.

Diagram 9

Rajah 9

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(a) i. What is the best method to preserve of foods shown in Diagram 9?

Apakah kaedah terbaik untuk menyimpan makanan yang ditunjukkan dalam

Rajah 9?

ii. What is the range of optimum temperature for the method stated in 9(a)i. ?

Apakah julat suhu optima bagi kaedah yang dinyatakan pada 9 (a)i. ?

[2 marks]

[2 markah]

(b) State one advantage of this method.

Nyatakan satu kelebihan kaedah ini.

[1 mark][1 markah]

(c) The following diagram shows three types of processed food.

Rajah berikut menunjukkan tiga jenis makanan yang diproses.

State the method used to process the foods.

Nyatakan kaedah yang digunakan untuk memproses makanan tersebut.

X : ..........................................................................................................................................

Y : ..........................................................................................................................................

Z : ..........................................................................................................................................

[3 marks]

[3 markah]

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Section C

Bahagian C

[20 marks]

[20 markah]

Answer Question 10 and either Question 11 or Question 12.

Jawab Soalan 10 dan sama ada Soalan 11 atau Soalan 12.

10 Study the following statement :

Kaji pernyataan berikut:

(a) Suggest one hypothesis to investigate the above statement.

Cadangkan satu hipotesis untuk mengkaji pernyataan di atas.

[1 mark]

[1 markah]

(b) Using two pieces of fresh bread, oven and other apparatus, describe an experiment to

test your hypothesis in 10(a) based on the following criteria :

Dengan menggunakan dua keping roti yang segar, ketuhar dan radas lain, huraikansatu eksperimen untuk menguji hipotesis di 10(a) berdasarkan kriteria berikut :

i. Aim of the experiment [1 mark]

Tujuan eksperimen [1 markah]

ii. Identification of variables [2 marks]

Mengenalpasti pembolehubah [2 markah]

iii. List of material and apparatus [1 mark]

Senarai bahan dan radas [1 markah]

iv. Procedure [4 marks]

Prosedur [4 markah]

v. Tabulation of data [1 mark]

Penjadualan data [1 markah]

Humidity is essential for microorganisms growth on any suitable medium.

Kelembapan adalah perlu untuk pertumbuhan mikroorganisma pada

sebarang medium yang sesuai.

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18

11. (a) Explain the importance of taking good nutrition and practicing good eating habits.

Terangkan kepentingan pengambilan pemakanan dan mengamalkan tabiat pemakanan

yang baik.

[4 marks]

[4 markah]

(b) You are an obese teenager. You are advised by your doctor to have a balanced diet

suitable for you. You have three types of menu, Menu A, B or C as shown in Table

11 to be chosen for your dinner.

Anda adalah seorang remaja yang gendut. Anda telah dinasihatkan oleh doktor untuk

mengambil makanan yang seimbang bersesuaian dengan anda. Anda mempunyai tiga

jenis menu, Menu A, B, dan C seperti yang ditunjukkan dalam Jadual 11 untuk dipilih

bagi makan malam anda.

Menu

Menu

Contents

Kandungan

Total Energy (kJ)

Jumlah Tenaga (kJ)

A

A plate of rice, fried chicken, fried mee, a glass

of non-fat milk and a banana.

Sepinggan nasi, ayam goreng, mee goreng,

segelas susu tanpa lemak, dan sebiji pisang.

6158

B

Two pieces of butter bread, fried mix

vegetables with prawns, a bowl of egg soup, a

glass of full cream milk and an orange.

Dua keping roti mentega, sayur campur goreng

udang, semangkuk sup telur, segelas susu

penuh krim, dan sebiji oren.

4750

C

A small bowl of rice, mix bean-vegetables

soup, steamed fish, a glass of lemon juice and a

piece of papaya.

Semangkuk kecil nasi, sup sayur campuran

kekacang, ikan stim, segelas jus lemon, dan

sepotong betik.

4550

Table 11

Jadual 11

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Choose the most suitable menu for your dinner as advised by your doctor.

Pilih menu yang paling sesuai untuk makan malam anda seperti yang dinasihatkan

oleh doctor anda .

Explain your choice based on the following aspects:

Terangkan pilihan anda berdasarkan aspek-aspek berikut :

i. Aim of choice

Tujuan pilihan

[3 marks]

[3 markah]

ii. Explanation on the advantages of each menu based on the food class and its

function or the total energy calculated for the menu.

Penerangan tentang kelebihan setiap menu berdasarkan kelas makanan dan dan

juga pada jumlah tenaga yang telah dihitung bagi menu itu.

[3 marks][3 markah]

iii. List of types of menu according to its priority .

Senarai jenis menu mengikut keutamaan.

[1 mark]

[1 markah]

iv. The reason for your choice.

Sebab kepada pemilihan anda .

[1 mark]

[1 markah]

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12 (a) State two differences between atomic elements and ionic compounds.

Give one example of an atomic elements and ionic compunds.

Nyatakan dua perbezaan antara unsur atom dan sebatian ion.

Beri satu contoh unsur atom dan sebatian ion.

[4 marks]

[4 markah]

(a) Diagram 12 shows four examples of molecular substances.

Rajah 12 menunjukkan empat contoh bahan molekul.

Diagram 12

Rajah 12

Study the examples in diagram 12 and construct the concept of molecular substances.

Kaji contoh-contoh dalam Rajah 12 dan bina konsep bahan molekul.

Your answer should be based on the following aspects:Jawapan anda hendaklah berdasarkan aspek-aspek berikut:

Identify two common characteristics

Kenal pasti dua ciri sepunya

[2 marks]

[2 markah]

Give one other example of molecular substances

Beri satu contoh lain bagi bahan molekul

[1 mark]

[1 markah]

Give one example of non-molecular substances and the reason for your choice.

Beri satu contoh bukan bahan molekul dan sebab kepada pemilihan anda

[2 marks]

[2 markah]

State the actual concept of molecular substances.

Nyatakan konsep sebenar bahan molekul.

[1 mark]

[1 markah]

END OF QUESTION PAPERKERTAS SOALAN TAMAT

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Paper 2 Scince Excel 2, SEPTEMBER 2009

MARKING SCHEME

SECTION A ( 20 MARKS )

Q MARKING CRITERIA MARK

1

(a)

Type of nail Observation

Iron nail Rust

Stainless steel nail No Rust1

(b) A stainless steel nail is more resistant to corrosion than an iron nail. 1

(c) Alloy is a material which is more resistance to corrosion compared to pure metals 1

(d) Iron scissors Iron key

1

(e) More rust is formed 1

TOTAL 5M

2 (a) 1.5 cm 1

(b) Real // inverted 1

(c)

NOTE: All points transferred correctly 1m

Smooth line graph - 1m

2

(d) The larger the object distance, the smaller the size of the image formed 1

TOTAL 5M

3 (a) 1.2 N 1

(b) (i) The stone(ii) The weight of the stone

2

(c) upthrust = weight of the water that is displaced 1

(d) Tick () both submarine and ship 1

TOTAL 5M

4 (a) Acids cause the latex to coagulate whereas alkalis prevent the latex from coagulating 1

(b) (i) volume of latex

(ii) Addition of acid or alkali or none

2

(c) Latex in beaker C contains acid produced by bacteria / in the growth of bakteria 1

(d) Latex coagulates immediately 1

TOTAL 5M

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SECTION B: 30 marks

No Marking Criteria Mark

5 a

Note : 1. Gametes all correct 1 mark

2. Offspring all correct 1 mark1

1

b i. 25% /

ii. 25% /

1

1

c Recessive gene ( for colour blindness) found on the human X chromosome. 1

d Haemophilia / Thalassamiea 1

TOTAL 6M

6a B : Thyroid (gland)

D : Adrenal (gland)

1

1

b i.To control glucose level ( in the body )

ii.Diabetes (mellitus)

1

1

c Bloodstream 1

d Pituitary ( gland ) 1

TOTAL 6M

7a To maintain steady rate of fission 1

b To control the rate of nuclear fission by absorbing neutrons 1

c Uranium 1

d Condensor cooling water // Cooling system 1

e Produce electrical energy //Cheap source of energy // less accident happened / / produced huge

amount of energy /a lot of useful radioisotopes

Note : Accept any two correct answer

2

TOTAL 6M

8a Formation of hole /depletion of layer X 1

b Ultraviolet rays 1

c To prevent from ultraviolet rays ( from reaching the Earth ) 1

e Humans : Skin cancer / cataract / eyes diseases / lower immune system

Plants : Reduce the rate of photosynthesis / reduce production of crops

1

1

d Mark ( ) refrigerator and aerosol 1

TOTAL 6M

9a i. Cooling

ii. 0 10 C

1

1

b Prevent the growth of microorganism / food spoilage 1

c X : Pasteurisation

Y : Drying

Z : Canning

1

1

1

TOTAL 6M

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Paper 2 Science EXCEL 2 - 2009 MARKING SCHEME

SCIENCE PAPER 2

SECTION C

Question Marking Criteria Mark

10.(a) Hypothesis :

Microorganisms need humidity / water to grow //

Humidity is essential for microorganisms growth .

1 mark

10.(b) Aim :

To investigate that microorganisms need humidity for growth.

Identification of variables :

Constant variable : Type of bread/

Place where pieces of bread are kept

Manipulated variable : Presence of water (in bread) / Humidity

Responding variable : Growth of microorganisms /

Presence of microorganisms

Materials & apparatus

Two pieces of fresh bread, Petri dish and oven

Procedure

1. The fresh breads is put into the Petri dish and labeled as A and B.

2. Bread A is put into the oven to dry it whereas bread B is not.

3. Both bread will be left on the table.

4. Observation is done after 2-3 days and recorded.

Tabulation of data

Presence of water in bread Presence/ Growth of

microorganisms

Presence of water

Absent of water

1 mark

2 marks

1 mark

4 mark

1 mark

Total 10 marks

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11.(a) Taking good nutrition and practising good eating habits

are important because we :-

want to avoid being over nourished which may lead to obesity. want to

stay healthy by having a balanced diet.

want to avoid being malnourished

want to avoid diseases like scurvy (lack of vitamin C) and rickets (lack of

vitamin D).

4 marks

10.(b)(i)

(b) (ii)

(b) (ii)

(b) (iii)

(b) (iv)

Aim of choice

To choose the most suitable menu for me as advised by doctor

To choose a balanced diet menu to avoid obesity.

Explanation on the advantages of each menu based on the food class and itsfunction

Menu A Contains carbohydrates /fats for energy / protein for growth

/vitamin C for health

Menu B - Contains fats / carbohydrates for energy/ protein for growth /

vitamin C for health.

Menu C - Contains carbohydrates for energy/protein for growth /

vitamin C for health.

OR

Explanation on the advantages of each menu based on the total energycalculated for the menu.

Menu A Has the highest calorie among the menus.

Menu B - Is the second higest/ lowest calorie

Menu C - Has the lowest calorie.

List of types of menu according to its priority

1. Menu C

2. Menu B

3. Menu A

The reason for your choice.

Menu C is chosen because it is not too rich in calorie and can avoid getting more

obese

1 mark

1 mark

1 mark

1 mark

1 mark

1 mark

1 mark

1 mark

Total 10 marks

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12.(a) Two differences between atomic elements and ionic compounds are:

Atomic elements Ionic compounds

Particles are atoms Particles are ions

Form stable structure with

strong metallic bonds

Form crystals with strong

electrostatic forces between

ions

Some are soluble in water

but mostly not soluble

Soluble in water

Conduct electricity in solid

and liquid state

Conduct electricity in

molten or in aqueous of

solution

Have free electrons Have exchange of electrons

Example

accept suitable examples

Example

(Any 2 differences )

4 marks

12.(b) *Two common characteristics of molecular substances are:

- Particles are small molecules

- Form simple molecules with weak intermolecular forces

- Mostly in gases physical state

- High melting point

- High boiling point

- Soluble in water

- Do not conduct electricity

(Any two)

*One other example of molecular substances

( Any suitable example of molecular substances)

*One example of non molecular substances and give reason for your choice

( Any suitable example of non molecular substances and state

specifically characteristics.)

[E.g Iron, because it has high melting point]

- must relate specificly to the the characteristics of molecular substances

*Relate the common characteristics to construct the concept of molecular

substances

- Molecular substances is a substance that have low melting point and

soluble in water.

2 marks

1 mark

1 mark

1 mark

1 mark

Total 10 marks

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spm trial 2009 sce q&a (sabah)

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