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Nama: ………………………………………

1 Diagram 1 show a nervous pathway .Rajah menunjukkan satu laluan saraf.

Diagram 1 / Rajah 1

Which of the following actions is involved in the above nervous pathway?Antara tindakan berikut yang manakah terlibat dengan laluan saraf di atas?

A Dancing Menari

B Reading Membaca

C Knee jerkSentakan lutut

D HeartbeatDenyutan jantung

2. Diagram 2 shows the structure of a human brain. Which part of the brain controls involuntary actions?Rajah 2 menumjukkan struktur otak manusia. Bahagian otak yang manakah Mengawal tindakan luar kawal?

Tingkatan: ………………………

Diagram 2 / Rajah 2

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

In which of the following parts can this receptor be found?Antara bahagian berikut , di manakah reseptor ini boleh didapati?

A Ligament Ligamen

B Skin KulitC Nose

HidungD Eye Mata

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SEKOLAH MENENGAH KEBANGSAAN SUNGAI ARA

PEPERIKSAAN AKHIR TAHUN 2014TINGKATAN 4

Kod Kertas : 1511/1 Penyedia : Pn. Aisyaturradhiah bt KhazaliMata pelajaran : Sains Penyemak KP : Pn. Mazwin bt. AzmanMasa : 1 Jam Disahkan KB : Cik Asma bt Abdul Hamid Bil. Calon :

ReceptorReseptor

Sensory neuroneNeuron deria

Motor neuroneNeuron motor

Spinal cordSaraf tunjang

EffectorEfektor

A

BC

D

Stretch receptorReseptor regang

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4. Which of the following activity is controlled by proprioceptor?Antara berikut , akiviti manakah dikawal oleh deria kinestatik?

A Drawing a sceneryMelukis gamabar pemandangan

B Shooting a hunted deer Menembak rusa yang diburu

C Buttoning shirt without looking Memasang butang baju tanpa melihat

D Pull a hand when touching hot objectMenarik tangan apabila tersentuh objek tajam

5. The height of Ali and Sulaiman is recorded in table1 below .Ketinggian Ali dan Sulaiman direkodkan seperti dalam jadual1 di bawah .

NameNama

HeightKetinggiannya

Ali 1.8 mSulaiman 2.3 m

Table 1 / Jadual 1

The average of a human’s height is 1.7 m. Which gland secretes excess hormone in Sulaiman? Purata ketinggian manusia ialah 1.7m. Kelenjar manakah yang merembeskan hormon yang berlebihan pada Sulaiman?

A Tyroid Tiroid B Adrenal AdrenalC Testis TestisD Pituitary Pituitari

6. Diagram 4 shows the location of endocrine glands. Which gland if fails to function, will cause diabetes?Rajah 4 menunjukkan kedudukan kelenjar-kelenjar endokrin. Kelenjar manakah jika gagal berfungsi akan menyebabkan diabetes?

Diagram 4 / Rajah 4

7. Which of the following is an effect on body coordination as a result of consuming alcoholic drinks?Yang manakah antara berikut merupakan kesan ke atas koordinasi badan akibat pengambilan minuman beralkohol?

A Causes heart attackmenyebabkan serangan sakit jantung

B Interferes the function of a liver mengganggu fungsi hati

C Delays the reaction of particular stimulusmelambatkan tindakan terhadap sesuatu rangsangan

D Increase our body resistance against diseasesmeningkatkan ketahanan badan terhadap penyakit.

8 Diagram 5 shows a cell division by mitosis.Rajah 5 menunjukkan pembahagian sel secara mitosis.

Diagram 5 / Rajah 5

How many chromosomes in each daughter cell? Berapakah bilangan kromosom di dalam setiap sel anak?

A 11B 22C 33

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D 449 Diagram 6 shows two ovums are fertilized by

two X spermsRajah 6 menunjukkan dua ovum sedang disenyawakan oleh dua sperma X.

Diagram 6 / Rajah 6

What are the characteristics of twins formed?Apakah ciri-ciri kembar yang terbentuk?

A Identical twinsKembar seiras

B Both are malesKedua-dua anak lelaki

C Both are female Kedua-dua anak perempuan

D One male and one femaleSeorang lelaki dan seorang perempuan

10 Diagram 7 shows four stages of mitosis.Rajah 7menunjukkan empat daripada peringkat mitosis

Diagram 7 / Rajah 7

Which arrangement is correct?Turutan yang manakah betul?

A Y→ Z→X→WB Y→X→Z→WC X→Z→W→YD X→Y→X→W

11 Diagram 8 shows the sex determination in humanRajah 8 menunjukkan penentuan sex bagi manusia.

Diagram 8 / Rajah 8

What are the phenotypes of P and Q?Apakah fenotip bagi P dan Q?

P QA Female Male

Perempuan LelakiB Female Female

Perempuan PerempuanC Male Female

Lelaki PerempuanD Male Male

Lelaki Lelaki

12 In which of the following organ does meiosis occur?Dalam organ manakah berlakunya meiosis?

A Skin C Testes Kulit Testis

B Liver D IntestineHati Usus

13 What is the mutation? / Apakah mutasi?

A Sponteneous change that occurs in the structure of gene or choromosome.Perubahan yang berlaku secara spontan terhadap struktur gen atau kromosom.

B Spontaneous change on the physical appearance of an individual.Perubahan yang berlaku secara spontan terhadap rupa bentuk individu.

C A slow change that accur in the structure of gene or chromosome.Perubahan yang berlaku secara perlahan terhadap struktur gen atau kromosom.

D A slow change that occur on the function of cell.

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X - sperm

Ovum

ParentInduk

GameteGamet

OffspringAnak

44 + XY 44 + XY

22 + X 22 + Y 22 + X 22 + X

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Perubahan yang berlaku secara perlahan terhadap fungsi sel.

14 The following information show the characteristics of a genetic disease.Maklumat berikut menunjukkan ciri-ciri sejenis penyakit genetik.

What is the genetic desease?Apakah penyakit genetik itu?

A AlbinismAlbinisme

B HaemophiliaHemofilia

C Colour blindnessButa warna

D Down’s syndromeSindrom Down

15 Which process represents freezing?Proses manakah mewakili pembekuan ?

16 Diagram 9 shows the structure of an atom. Which of the following represents a neutron?Rajah 9 menunjukkan struktur atom. Antara berikut yang manakah mewakili neutron ?

Diagram 9 / Rajah 9

17 Diagram 10 shows the symbol of an atom X.Rajah 10 menunjukkan symbol atom X.

Diagram 10 / Rajah 10

How many electrons and neutrons are in this atom?Berapakah bilangan elektron dan neutron dalam atom ini ?

Number of electrons Number of neutronsBilangan electron Bilangan neutron

A 6 14B 6 8C 8 14

18 Diagram 11 shows the arrangement of ions in an ionic compound.Rajah 11 menunjukkan susunan ion-ion dalam sebatian ion.

Diagram 11 / Rajah 11

Which of the following substances most likely particles as that shown in the above diagram?Antara bahan–bahan berikut yang manakah mempunyai susuhan zarah –zarah seperti yang ditunjukkan dalam rajah 11 di atas ?

A Zinc C Sodium chlorideZink Natrium klorida

B Mercury D Sulphur Merkuri Sulfur

19 Table 2 shows the number of subatoms of four elements.Jadual 2 menunjukkan nombor subatam bagi empat unsur.

ElementUnsur

Proton NumberNombor proton

Nucleon numberNombor Nukleon

W 8 16X 6 12Y 8 17Z 9 19

Table 2 / Jadual 2

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. Caused by gene mutation Disebabkan oleh mutasi gen . Cannot differentiate between red and green colour Tidak boleh membezakan antara warna merah dan warna hijau

14 6

4

X

C

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Which pair is an isotope?Pasangan manakah ialah isotop?A W and Y C Y and ZB W and X D X and Z

20 Table 3 shows electrical conductivity of substances X and Y.Jadual 3 menunjukkan kekonduksian elektrik bahan X dan Y.

Table 3 / Jadual 3

Which of the following are examples of substances X and Y?Antara berikut yang manakah contoh bahan X dan Y ?

Substance X Substance Y Bahan X Bahan Y

A Lead Lead (II) bromidePlumbum Plumbum(II)

bromideB Sulphur Iron

Sulfur BesiC Zinc Carbon

Zink KarbonD Aluminium oxide Chlorine

Aluminium oksida Klorin

21. What is the property of copper that enable it to be pulled to become wire?Apakah sifat yang terdapat pada logam kuprum yang membolehkannya ditarik menjadi dawai?

A DuctilityKemuluran

B MalleabilityKebolehtempan

C High densityKetumpatan tinggi

D High tensile strengthKekuatan regangan tinggi

22. Table 4 shows the temperature recorded when a thermometer is immersed into a beaker containing a mixture of water and chemical X.Jadual 4 menunjukkan suhu yang direkodkan apabila termometer direndam dalam bikar yang mengandungi campuran air dan bahan

X.Table 4 / Jadual 4

What is X ?Apakah X ?

A Copper sulphate C Potassium hydroxideKuprum sulfat Kalium hidroksida

B Ammonium nitrate D Concentrated nitric acid Ammonium nitrat Asid nitrik pekat

23. Diagram 12 shows an experiment conducted to study a chemical change.Rajah 12 menunjukkan eksperimen untuk mengkaji perubahan kimia.

Diagram 12 / Rajah 12

What is formed in the asbestos paper at the end of the experiment?Apakah yang terbentuk di atas kertas asbestos pada akhir eksperimen?

A Magnesium oxideMagnesium okside

B Magnesium chlorideMagnesium klorida

C Magnesium sulphateMagnesium sulfat

D Magesium carbonate

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TimeMasa

Temperature(◦c)Suhu

Beginningof experimentAwal eksperimen 30After 3 minutesSelepas 3 minit

25Substance

BahanElectrical conductivityKekonduksian elektrik

Solid stateKeadaan pepejal

Molten stateKeadaan lebur

X Yes YesY No Yes

5

Potassium manganate

Glass wool

Magnesium

Asbestos paper

Heated Heated

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Magesium karbonat24. Diagram 13 shows a chemical reaction.

Rajah 13 menunjukkan satu tindak balas kimia.

Diagram 13 / Rajah 13

What is the gas released?Apakah gas yang dibebaskan?

A Oxygen Oksigen

B Nitrogen Nitrogen

C Hydrogen Hidrogen

D Corbon dioxideKarbon dioksida

25. Diagram 14 shows a blast furnace used for extracting a metal.Rajah menunjukkan sebuah relau bagas yang digunakan untuk menulenkan logam.

Diagram 14 / Rajah 14

What are substances P and Q ?Apakah bahan P dan Q?

A

B

C

D

26. What is the advantage of a dry cell compared to an acid-lead accumulator?Apakah kelebihan sel kering berbanding akumlator asid-plumbum?

A The voltage is higherVoltannya lebih besar

B It has longer life span Jangka hayatnya lebih lama

C The currentis more stableArusnya lebih stabil

D Its electrolyte does not spillElektrolinya tidak tumpah

27. Diagram 15 shows a dry cell.Rajah 15 menunjukkan satu sel kering.

Diagram 15 / Rajah 15

Which part of the cell is the negative terminal?Bahagian manakah merupakah terminal negatif?

A P C RB Q D S

28. Diagram 16 shows an experiment to study a process

in green plants.

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P QLimestoneBatu kapur

Molten iron Besi lebur

LimestoneBatu kapur

Molten tin Timah lebur

CarbonKarbon

Molten ironBesi lebur

CarbonKarbon

Molten tin Timah lebur

6

P

Q

R

S

Tin (IV) oxide + substance PTimah (IV) oksida + bahan P

Waste gasesSisa gas

Waste gasesSisa gas

Hot airUdara panas

Hot airUdara panas

Substance QBahan Q

SlagSanga

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Rajah 16 menunjukkan satu eksperimen mengkaji satu proses dalam tumbuhan hijau.

Diagram 16 / Rajah 16

What is the condition for the above observation can only occur?Apakah keadaan yang membolehkan pemerhatian di atas berlaku?

A The water weeds are replaced by a fish Rumpair digantikan dengan ikan

B The set-up apparatus is placed in the darkSusunan radas diletakkan dalam gelap

C Dilute sulphuric acid is added into the water Asid sulfurik cair ditambah ke dalam air

D The set-up apparatus is placed under sunlightSusunan radas diletakkan di bawah cahaya matahari

29. Diagram 17 shows a part of the fission process of a radioactive substance.Rajah 17 menunjukkan sebahagian daripada proses pembelahan nukleus bahan radioaktif .

Diagram 17 / Rajah 17

What is particle K?Apakah zarah K ?

A Neutron C Electron Neutron Elektron

B Proton D Krypton atomProton Atom krypton

30 The diagram 18 shows the penetrating power of radiations P,Q and R.Rajah 18 menunjukkan kuasa penembusan bagi sinar P,Q dan R .

Diagram 18 / Rajah 18

What are P, Q and R ?Apakah P,Q dan R ?

31

The diagram 19 shows the sequence of energy transformation which occurs in a nuclear power station.Rajah 19 menumjukkan urutan perubahan tenaga yang berlaku dalam stesyen janakuasa nuklear.

Diagram 19 / Rajah 19

What are energies R and S? / Apakah tenaga R dan S.

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P Q RAlpha raySinar alfa

Beta raySinar beta

Gamma raySinar gamma

Beta raySinar beta

Alpha raySinar alfa

Gamma raySinar gamma

Gamma raySinar gamma

Beta raySinar beta

Alpha raySinar alfa

Alpha raySinar alfa

Gamma raySinar gamma

Beta raySinar beta

Energy RTenaga R

Energy STenaga S

Nuclear energyTenaga Nuklear

Electrical energyTenaga elektrik

Electrical energyTenaga elektrik

Chemical energyTenaga kimia

Chemical energyTenaga kimia

Potential energyTenaga keupayaan

Potential energyTenaga keupayaan

Nuclear energyTenaga nuklear

7

A

B

C

D

OxygenOksigen

Water weedRumpair

Water Air

PaperKertas

Aluminium plateKepingan aluminium

Lead blockBlok plumbum

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32 Which of the following substances can be used to make containers for storing radioactive substances?Antara bahan berikut ,yang manakah boleh digunakan untuk membuat bekas menyimpan bahan radioakif?

A GlassKaca

B Lead Plumbum

C WoodKayu

D Plastic Plastik

33 Diagram 20 shows process of nuclear fission.Rajah 20 menunjukkan proses pembelahan nuklear.

Which of the following represent X,Ydan Z.Yang manakah berikut mewakili X,Y dan Z

X Y ZA Uranium-

238Electron Krypton-

92B Neutrons Krypton-

92Barium-

141C Krypton-92 Uranium

-238Neutrons

D Barium- Neutrons Krypton-

141 92

34 Which of the following radioactive radiation is negatively charged?Manakah antara sinaran radioaktif berikut bercas negatif?A Beta radiation C Alpha radiation

Sinaran beta Sinaran alfa B X-rays D Gamma radiation

Sinar- X Sinaran gamma 35 Which of the following shows an order of the

speed of radiation?Di antara yang berikut yang manakah menunjukkan kelajuan sinaran radioaktif mengikut susunan yang semakin meningkat?

A , , C , ,B , , D , ,

Petunjuk : (alfa), (beta), (gamma)

36 Diagram 21 shows an object is placed in front of a plane mirror.Rajah 21 menunjukkan satu objek yang diletakkan di cermin satah

Diagram 21 / Rajah 21

Which of the following shows the image formed at P ? Manakah antara berikut menunjukkan imej yang terbentuk di P ?

37 Diagram 22 shows a beam of light passing through a prism.

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A

B

C

D

Diagram 20 / Rajah 20

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Rajah 22 menunjukkan satu alur cahaya yang melalui sebuah prisma.

Diagram 22 / Rajah 22What is the process happen at M?Apakah proses di M?

A ReflectionPantulan

B Dispersion Penyebaran

C Scattering Penyerakan

D SplittingPemecahan

38 Diagram 23 shows a red filter Q that are placed in front of a white light.Rajah 23 menunjukkan penapis warna merah dan penapis Q diletakkan di hadapan sinar putih.

Diagram 23 / Rajah 23

What is the colour of filter Q ?Apakah warna penapis Q ?

A Cyan C YellowSian Kuning

B Blue D GreenBiru Hijau

39 Diagram 24 shows an experiment to study the subtraction of coloured lights.Rajah 24 menunjukkan esperimen untuk mengkaji penolakan cahaya berwarna.

Diagram 24 / Rajah 24

What is the colour of the leaf that will be seen by the observer?Apakah warna yang akan dilihat oleh pemerhati ?

A Green C RedHijau Merah

B Black D YellowHitam Kuning

40 Diagram 25 shows the position of an object and a convex lens. At which position A, B,C or D would , the screen capture a sharp image?Rajah 25 menunjukkan kedudukan objek dan kanta cembung . Antara Kedudukan A,B,C dan D. Dimanakah skrin perlu diletakkan supaya satu imej yang tajam dapat diperhatikan?

Diagram 25 / Rajah 25

41 Diagram 26 shows the position of the sun at the sky.Rajah 26 menunjukkan kedudukan matahari di langit.

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RedMerah

Filter QPenapis Q

Red filterPenapis merah

White lightSinar cahaya putih

RedMerah

PurpleUngu

White lightCahaya putih

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Diagram 26 / Rajah 26

What colour of sunlight are most scattered?Apakah warna cahaya yang paling banyak diserakkan?A Red C Green

Merah HijauB Blue D Yellow

Biru Kuning

42 Diagram 27 shows the overlapping of three coloured light sport.Rajah 27 menunjukkan pertindihan tiga tompak cahaya berwarna.

Diagram 27 / Rajah 27

What colour is X?Apakah warna X?

A White C YellowPutih Kuning

B Black D MagentaHitam Magenta

43 Diagram 28 shows a white light passes

through two coloured filter, yellow and green.Rajah 28 menunjukkan cahaya putih melalui 2 penapis warna, kuning dan hijau.

Diagram 28 / Rajah 28

A Yellow C WhiteKuning Putih

B Green D Red Hijau Merah

44 Diagram 29 shows a ray diagram of image formed by a concave lens. What happen to the size the image when the object distance is decrease?Gambar 29 menunjukkan lintasan cahaya bagi imej yang terbentuk oleh kanta cekung. Apakah yang terjadi pada saiz imej bila jarak objek semakin berkurangan?

Diagram 29 / Rajah 29

A Increases C DecreasesMeningkat Menurun

B No change D DisappearTiada perubahan Hilang

45 Which of the following pairs of alloy and its elements is correctly matched?Antara pasangan aloi dan unsurnya yang manakah dipadankan dengan betul?

46 Which of the following is not an alloy?Manakah antara berikut bukan aloi?

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AlloyAloi

ElementsUnsur

BrassLoyang

Copper + TinKuprum + Timah

SteelKeluli

Iron + CarbonBesi + Karbon

PewterPiuter

Tin + ZincTimah + Zink

DuraluminDuralumin

Aluminium + MagnesiumAluminium + Magnesium

10

A

B

C

D

RedMerah

GreenHijau

BlueBiru

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A Brass C Pewter Loyang Piuter

B Bronze D Zinc Gangsa Zink

47. The information shows a word equation of Haber process.Maklumat menunjukkan persaman perkataan bagi proses Haber.

Iron fillingSerbuk besi

Nitrogen + hydrogen Ammonia

200 atm 450-500˚C

What happens when the temperature decreased to 200˚C?Apakah yang berlaku apabila suhu diturunkan kepada 200˚C?

A More ammonia is produced

Lebih banyak ammonia dihasilkan B Solid ammonia is produced

Pepejal ammonia terhasil C The reaction becomes faster

Tindak balas menjadi cepat D The reaction becomes slow

Tindak balas menjadi lambat

48. Which of the following is not an effect of burning fossil fuel to the environment? Yang manakah di antara berikut bukan kesan pembakaran bahan api fosil ke atas alam sekitar?

A Acid rain Hujan asid B Green house effect Kesan rumah hijau C Global warming Pemanasan global D Thinning of the ozone layer Penipisan lapisan ozon

49. What is the effect of acid rain? Apakah satu akibat daripada hujan asid?

A Cataract

Katarak B Skin cancer

Kanser kulit C Extictions of species

Kepupusan spesis D Problem with respiratory system

Gangguan sistem pernafasan50 What type of battery is used in vehicles? Apakah jenis bateri yang digunakan dalam kenderaan?

Acid-lead accumulator Akumulator asid-plumbum

C Nickel-cadmium batteryBateri nikel-kadmium

Alkaline battery Bateri alkali

D Silver oxide batteryBateri argentum oksida

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A

B

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END OF QUESTIONS PAPER

KERTAS SOALAN TAMAT

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