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SULIT 55/1 55/1 Science Paper 1 August 2011 1 jam

PEPERIKSAAN PERCUBAAN BERSAMA

PENILAIAN MENENGAH RENDAH TAHUN 2011

ANJURAN BERSAMA

MAJLIS PENGETUA SEKOLAH MALAYSIA

(CAWANGAN PERLIS)

SAINS Kertas 1

Satu jam

JANGAN BUKA KERTAS SOALAN INI SEHINGGA DIBERITAHU

1. Kertas soalan ini adalah dalam dwibahasa. 2. Soalan dalam Bahasa Inggeris mendahului soalan yang sepadan dalam

Bahasa Melayu. 3. Calon dikehendaki membaca maklumat di halaman belakang kertas

soalan ini.

Kertas soalan ini mengandungi 30 halaman bercetak.

55/1 © Hak Cipta MPSMPs [Lihat halaman sebelah SULIT

www.papercollection.wordpress.com

SULIT 55/1

55/1 © 2011 Hak Cipta MPSMPs [Lihat halaman sebelah SULIT

2

1 Which pair correctly show physical quantity and its SI unit? Pasangan manakah yang menunjukkan dengan betul kuantiti fizikal dan unit SI? Physical quantity

Kuantiti fizikal SI unit Unit SI

A Mass Jisim

Newton Newton

B Electric current Arus elektrik

Volt Voltan

C Temperature Suhu

Celcius Celcius

D Time Masa

Second Saat

2 Diagram 1 shows a measuring tool.

Rajah 1 menunjukkan satu alat pengukur.

Diagram 1

Rajah 1

This measuring tool can be used to measure Alat pengukur ini boleh digunakan untuk mengukur

A temperature suhu

B volume isipadu

C weight berat

D length panjang


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3 Diagram 2 shows a type of human cell. Rajah 2 menunjukkan sejenis sel manusia.

Diagram 2 Rajah 2

This cell can be found in the Sel ini boleh didapati dalam

A blood circulatory system sistem peredaran darah

B reproductive system sistem pembiakan

C nervous system sistem saraf

D digestive system sistem pencernaan

4 Which of the following pairs show correctly the difference between a gas and a liquid? Manakah antara pasangan berikut menunjukkan dengan betul perbezaan antara gas dan cecair? Gas

Gas Liquid Cecair

A Has no definite shape Tiada bentuk yang tetap

Has a definite shape Mempunyai bentuk yang tetap

B Easy to be compressed Mudah dimampatkan

Hard to be compressed Sukar dimampatkan

C Its particles are orderly arranged Zarah-zarah disusun secara teratur

Its particles are not orderly arranged Zarah-zarah tidak tersusun secara teratur

D Spaces between particles are small Ruang antara zarah adalah kecil

Spaces between particles are big Ruang antara zarah adalah besar


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5 Diagram 3 shows a method used to separate mixtures. Rajah 3 menunjukkan satu kaedah yang digunakan untuk mengasingkan campuran.

Diagram 3 Rajah 3

Which of the following mixtures can be separated using this method? Antara campuran berikut, yang manakah boleh diasingkan dengan kaedah ini?

A Sand and sugar solution Pasir dan larutan gula

B Iron filling and sand Serbuk besi dan pasir

C Salt and water Garam dan air

D Oil and water Minyak dan air

6 Which of the following is the property of oxygen? Manakah antara berikut ialah sifat oksigen?

A Very soluble in sodium hydroxide Sangat larut dalam natrium hidroksida

B Ignites a glowing wooden splinter Menyalakan kayu uji berbara

C Extinguishes a burning wooden splinter Memadamkan kayu uji menyala

D Turns lime water cloudy Mengeruhkan air kapur

Filtrate Hasil turasan

Filter Funnel Corong turas

Beaker Bikar


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7 The set up of apparatus in diagram 4 is left for two days. Susunan radas dalam rajah 4 dibiarkan selama 2 hari.

Diagram 4

Rajah 4

Why does the colour of hydrogen carbonate indicator changes from red to yellow at the end of experiment? Mengapakah warna penunjuk hidrogen karbonat berubah warna dari merah ke kuning selepas eksperimen?

A Living things uses oxygen during respiration Benda hidup menggunakan oksigen semasa respirasi

B Living things uses carbon dioxide during respiration Benda hidup menggunakan karbon dioksida semasa respirasi

C Living things give out oxygen during respiration Benda hidup membebaskan oksigen semasa respirasi

D Living things give out carbon dioxide during respiration Benda hidup membebaskan karbon dioksida semasa respirasi

8 Which of the following is the renewable energy source? Manakah antara berikut merupakan sumber tenaga boleh diperbaharui?

A Coal Arang batu

B Biomass Biojisim

C Petroleum Petroleum

D Natural gas Gas asli

Hydrogen carbonate indicator Penunjuk hidrogen karbonat

Cockroach Lipas Wire gauze

Kasa dawai

Rubber stopper Penyumbat getah


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9 Diagram 5 shows air ventilation system in the house. Rajah 5 menunjukkan sistem pengudaraan di dalam sebuah rumah.

Diagram 5

Rajah 5

Which of the following have the same principle as the diagram above? Antara yang berikut, yang manakah mempunyai prinsip yang sama seperti rajah di atas?

A Melting some ice cube in a glass Meleburkan ketulan ais dalam gelas

B Boiling water in an electric kettle Mendidihkan air dalam cerek elektrik

C Ironing clothes with an iron Menyeterika pakaian dengan seterika

D Driving car to work Memandu kereta ke tempat kerja

10 Which of the following animals have monocular vision ? Manakah antara haiwan berikut mempunyai penglihatan monokular ?

A Monkey Monyet

B Owl Burung hantu

C Rabbit Arnab

D Cat Kucing


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11 Which part of plant shows positive geotropism? Bahagian tumbuhan yang manakah menunjukkan geotropisma positif?

A Root Akar

B Stem Batang

C Shoot Pucuk

D Fruit Buah

12 Table 1 shows observation on food test Jadual 1 menunjukkan keputusan ujian makanan

Food test Ujian makanan

Observation Pemerhatian

A few drop of iodine is added onto the food Beberapa titis iodin diletakkan ke atas makanan

It turns to dark blue Ia bertukar kepada biru gelap

Benedict solution is added into a test- tube containing food sample Larutan Benedict dicampurkan ke dalam tabung uji yang mempunyai sampel makanan

A brick red precipitate formed Mendakan merah bata terbentuk

Table 1 Jadual 1

The food sample contains Sampel makanan tersebut mengandungi

A fats and starch lemak dan kanji

B starch and glucose kanji dan glukosa

C proteins and fats protein dan lemak

D starch and proteins kanji dan protein


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13 Diagram 5 shows a person suffering from a malnutrition. Rajah 5 menunjukkan seseorang mengalami masalah malnutrisi.

Diagram 5 Rajah 5

Lacking in which of the mineral below cause the disease? Kekurangan mineral manakah yang menyebabkan penyakit ini ?

A Iodine Iodin

B Iron Zat besi

C Magnesium Magnesium

D Calcium Kalsium

14 Which of the following animals are warm blooded? Manakah antara haiwan berikut berdarah panas?

A Elephant and whale Gajah dan paus

B Elephant and gold fish Gajah dan ikan emas

C Snake and whale Ular dan paus

D Frog and snake Katak dan ular


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15 Diagram 6 shows owl are used to control the mouse population in the paddy field. Rajah 6 menunjukkan burung hantu digunakan untuk mengawal populasi tikus di sawah padi. What is the type of interaction between these two organisms? Apakah jenis interaksi antara dua organisma ini?

A Prey-predator Mangsa-pemangsa

B Competition Persaingan

C Parasitism Parasitisme

D Mutualism Mutualisme

Diagram 6 Rajah 6


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16 Diagram 7 shows a food chain in a habitat. Rajah 7 menunjukkan satu rantai makanan dalam suatu habitat.

Which of the following organism is suitable to represent K? Manakah antara organisma berikut yang sesuai mewakili K?

A Frog Katak

B Grasshopper Belalang

C Earthworm Cacing tanah

D Eagle Helang

Diagram 7 Rajah 7

Maize plant Pokok jagung

K Sparrow Burung pipit

Snake Ular

?


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17 Diagram 8 shows the pH scale and the pH value of some substances. Rajah 8 menunjukkan skala pH dan nilai pH bagi beberapa bahan.

Which of the following represents M? Manakah antara berikut mewakili M?

A Oranges Oren

B Lime juice Jus limau

C Apple Epal

D Toothpaste Ubat gigi

Diagram 8 Rajah 8

1 2 3 4 5 6 7 8 9 10 11 12 13 14

Distilled water Air suling M

Tomato Tomato


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18 Diagram 9 shows three pieces of damp filter papers namely K, L and M are hung under the Sun. Rajah 9 menunjukkan tiga keping kertas turas lembab K, L dan M yang digantung di bawah sinaran matahari.

What inference can be made from this experiment? Apakah inferens yang boleh dibuat daripada eksperimen ini?

A The time taken for L to dry depends on wind movement Masa yang diambil untuk L kering bergantung kepada pergerakan angin

B The larger the surface area the faster it dries Semakin luas permukaan semakin cepat ia kering.

C K receives more sunlight than L and M K menerima lebih cahaya berbanding L dan M.

D K dries the fastest because it has the largest surface area. K kering paling cepat kerana ia mempunyai luas permukaan yang paling besar

Diagram 9 Rajah 9

M L K


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19 What is the factors affecting air pressure in a closed container? Apakah faktor-faktor yang mempengaruhi tekanan udara dalam bekas bertutup?

I Mass Jisim

II Volume Isipadu

III Temperature Suhu

IV Time Masa

A I and II I dan II

B I and IV I dan IV

C I and III I dan III

D III and IV III dan IV


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20 A student pushed a table weighing 120 N over a distance of 8 m in 6 s. Calculate the power generated by the student. Seorang pelajar menolak sebuah meja yang beratnya 120 N melalui jarak 8 m dalam masa 6 s. Kirakan kuasa yang dijana oleh pelajar tersebut. Power = Work done Time Kuasa = Kerja yang dilakukan Masa

A 60 W B 90 W C 160 W D 5760 W


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21 Diagram 10 shows an air pack. When it is pushed slightly, it continues to move over a distant. Rajah 10 menunjukkan satu pak udara. Apabila ia ditolak sedikit, ia terus bergerak melalui suatu jarak.

Diagram 10 Rajah 10

Which of the following is true? Antara yang berikut, manakah benar?

A The air is very light. Udara sangat ringan.

B The air pack loses its weight. Pak udara kehilangan beratnya.

C The air cushion reduces friction. Kusyen udara mengurangkan geseran.

D The air in the balloon overcomes the gravitational force. Udara dalam belon mengatasi daya graviti.

Air Udara Balloon

Belon

Air cushion Kusyen udara

Table Meja


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22 Diagram 11 shows the classification of the support systems in animals. Rajah 11 menunjukkan pengelasan sistem sokongan pada haiwan.

Diagram 11 Rajah 11

What are represented by X, Y and Z? Apakah yang diwakili oleh X, Y, dan Z?

X Y Z

A

Grasshopper Belalang

Flatworm Cacing pipih

Snake Ular

B Crab Ketam

Jellyfish Obor-obor

Earthworm Cacing tanah

C

Leech Lintah

Prawn Udang

Cat Kucing

D

Bee Lebah

Shark Ikan jerung

Human being Manusia

Support system in animals Sistem sokongan pada haiwan

Exoskeleton Rangka luar

Hydrostatic skeleton Rangka hidrostatik

Endoskeleton Rangka dalam

X

Z

Y


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23 Diagram 12 shows a chair. Rajah 12 menunjukkan sebuah kerusi.

Diagram 12 Rajah 12 Which of the following chairs are more stable than the chair shown? Antara kerusi yang berikut, manakah lebih stabil daripada kerusi yang ditunjukkan?

I II III

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 III I, II, dan III


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24 Diagram 13 shows a type of lever Rajah 13 menunjukkan sejenis tuas.

Diagram 13 Rajah 13 Which device is classified in the same class as the lever shown above? Alat manakah yang dikelaskan dalam kelas yang sama dengan tuas yang ditunjukkan di atas?

A

B

C

D


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25 Diagram 14 shows the exchange of gases taking place between an alveolus and a blood capillary. Rajah 14 menunjukkan pertukaran gas yang berlaku di antara alveolus dan kapilari darah.

Diagram 14 Rajah 14

The exchange of gases takes place by Pertukaran gas berlaku melalui

A absorption serapan

B diffusion resapan

C peristalsis peristalsis

D digestion pencernaan

Air Udara

To heart Ke jantung

From heart Dari jantung P

Q


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26 Diagram 15 shows the circulation of blood in the human body. Rajah 15 menunjukkan peredaran darah di dalam badan manusia.

Diagram 15 Rajah 15

Which of the following are true about blood vessels P, Q, R and S? Yang manakah di antara berikut adalah benar mengenai salur darah P, Q, R dan S?

Oxygen content

Kandungan oksigen Direction of blood flow

Arah aliran darah High

Tinggi Low

Rendah Into the heart

Ke dalam jantung Out from heart

keluar dari jantung A P Q R S B Q R P Q C R S Q P D S P S R

P

Q

S

R


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27 Diagram 19 shows a human excretory system. Rajah 19 menunjukkan satu sistem perkumuhan manusia.

Diagram 19 Rajah 19

What is the part labelled Y? Apakah bahagian berlabel Y?

A Kidneys Ginjal

B Lungs Peparu

C Urinary bladder Pundi kencing

D Urethra Uretra

Y


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28 A woman begins menstruation on the 8th of March. What are the dates for ovulation and the next menstruation Seorang perempuan mula datang haid pada 8hb Mac. Apakah tarikh bagi ovulasi dan haid berikutnya?

Ovulation

Ovulasi Next mestruation Haid berikutnya

A 14 April 14 April

28 March 28 Mac

B 5 April 5 April

21 March 21 Mac

C 21 March 21 Mac

5 April 5 April

D 28 March 28 Mac

12 April 12 April

29 Diagram 19 shows a method of birth control. Rajah 19 menunjukkan satu kaedah mengawal kelahiran.

Diagram 19 Rajah 19

What is this method called? Apakah nama kaedah ini?

A Vasectomi Vasektomi

B Ligation Ligasi

C Sterility Kemandulan

D Diaphragm Diafragma


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30 Diagram 18 shows a method of vegetative reproduction. Rajah 18 menunjukkan satu kaedah pembiakan vegetatif.

Diagram 18 Rajah 18

What is the vegetative structure shown in diagram18? Apakah struktur vegetatif yang ditunjukkan dalam rajah 18?

A Tuber Tuber

B Rhizome Rizom

C Bulb Bebawang

D Corm Umbisi

31 Which of the following is the correct sequence of the growth stages in human? Antara berikut, yang manakah merupakan urutan yang betul bagi peringkat pertumbuhan manusia?

A Adolescence childhood infancy adulthood remaja kanak-kanak bayi dewasa

B Childhood infancy adolescence adulthood kanak-kanak bayi remaja dewasa

C Infancy childhood adulthood adolescence bayi kanak-kanak dewasa remaja

D Infancy childhood adolescence adulthood bayi kanak-kanak remaja dewasa


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32 Which of the following is a silicate? Manakah antara berikut adalah silikat?

A Sand Pasir

B Quartz Kuartza

C Flint Batu api

D Clay Tanah liat

33 The following information describes a calcium compound. Maklumat berikut menjelaskan suatu sebatian kalsium.

Which calcium compound fits the description above? Yang manakah merupakan sebatian kalsium yang dijelaskan di atas?

A Calcium carbonate Kalsium karbonat

B Calcium sulphide Kalsium sulfida

C Calcium hydroxide Kalsium hidroksida

D Calcium oxide Kalsium oksida

As a drying agent to prepare ammonia gas Sebagai agen pengering untuk penyediaan gas ammonia

To prepare slaked lime Untuk menyediakan kapur mati


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34 Diagram 19 shows an activity to shows a magnetic field pattern of a bar magnet. Rajah 19 menunjukkan satu aktiviti untuk menujukkan corak medan magnet bagi sebatang bar magnet.

Diagram 19 Rajah 19

What substance was scattered onto the cardboard? Apakah bahan yang ditaburkan di atas kadbod?

A Copper powder Serbuk kuprum

B Lead fillings Serbuk plumbum

C Iron fillings Serbuk besi

D Zinc powder Serbuk zink

Cardboard Kadbod

Magnet bar Bar magnet


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35 Table 2 shows some electrical components and their symbols. Jadual 2 menunjukkan beberapa komponen elektrik dan simbolnya.

Component Komponen

Symbol Symbol

R Fixed resistor Perintang tetap

S Switch Suis

T Ammeter Ammeter

U Dry cell Sel kering

Table 2 Jadual 2

The correctly matched components and their symbols are Pasangan komponen dan simbol yang betul ialah

A R, S and U R, S dan U

B R and U R dan U

C R and T R dan T

D S and U S dan U


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36 Diagram 20 shows a set up of a circuit using three similar resistors. Rajah 20 menunjukkan satu susunan litar yang menggunakan tiga perintang yang serupa.

Diagram 20

Rajah 20 What is the reading of ammeter? Apakah bacaan ammeter?

A 1 A B 2 A C 4 A D 6 A

37 The information below shows the voltage rating and power. Maklumat di bawah menunjukkan kadar voltan dan kuasa. Choose the suitable fuse to be used on this appliance? Pilih fius yang sesuai untuk digunakan pada peralatan ini?

A 1 A B 3 A C 5 A D 13 A

Voltage rating = 240 V Kadar voltan = 240 V Power = 1000 W Kuasa = 1000 W


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38 The efficiency of a transformer will be increased by applying the method shown below. Kecekapan transformer akan ditingkatkan dengan menggunakan kaedah yang ditunjukkan di bawah. This method help to improve the efficiency of a transformer by Kaedah ini dapat membantu meningkatkan kecekapan transformer dengan

A reduce the flow of alternate currents mengurangkan pengaliran arus ulangalik.

B increase the magnetic effect of the coils meningkatkan kesan magnetik gegelung

C reduce the loss of energy in the form of heat mengurangkan kehilangan tenaga dalam bentuk haba

D ensure the magnetic field of the primary coil is connected to the secondary coil memastikan medan magnet gegelung pertama dihubungkan kepada gegelung kedua

39 Diagram 21 below shows the cross-section of the Sun. Rajah 21 di bawah menunjukkan keratan rentas Matahari.

Diagram 21 Rajah 21

Which of the following layer can be seen clearly from Earth? Yang manakah di antara lapisan berikut boleh dilihat dengan jelas dari Bumi?

A P B Q C R D S

Using a laminated soft iron core Menggunakan teras besi lembut berlamina

P

Q

R

S


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40 Diagram 22 below shows an equipment used in the field of astronomy. Rajah 22 di bawah menunjukkan alatan yang digunakan dalam bidang astronomi.

Diagram 22

Rajah 22 The inventor of this equipment is Pencipta alatan ini adalah

A Aristotle B Isaac Newton C Galileo Galilei D Hans Lippershey


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INFORMATION FOR CANDIDATES MAKLUMAT UNTUK CALON

1. This question paper consists of 40 questions.

Kertas soalan ini mengandungi 40 soalan.

2. Answer all questions. Jawab semua soalan.

3. Each question is followed by four alternative answers A, B, C and D. For each

question, choose one answer only. Blacken your answer on the objective answer sheet provided. Tiap-tiap soalan diikuti oleh empat pilihan jawapan, iaitu A, B, C dan D. Bagi setiap soalan, pilih satu jawapan sahaja. Hitamkan jawapan anda pada kertas jawapan objektif yang disediakan.

4. If you wish to change your answer, erase the blackened mark that you have made. Jika anda hendak menukar jawapan , padamkan tanda yang telah dibuat.

5. The diagrams in the questions provided are not drawn to the scale unless stated. Rajah yang mengiringi soalan tidak dilukis mengikut skala kecuali dinyatakan.

6. You may use a scientific calculator. Anda dibenarkan menggunakan kalkulator saintifik.


SULIT

ANJURAN BERSAMA

PEPERIKSAAN PERCUBAAN BERSAMA

PENILAIAN MENENGAH RENDAH TAHUN 2011

ANJURAN BERSAMA

MAJLIS PENGETUA SEKOLAH MALAYSIA

(CAWANGAN PERLIS)

Kertas soalan ini mengandungi 21 halaman bercetak .

55/2 © 2011 Hak Cipta MPSMPs

Nama : ………………………………………… Angka Giliran : …………………….. Tingkatan : .......………………………………

SAINS

Kertas 2

Satu jam tiga puluh minit

JANGAN BUKA KERTAS SOALAN INI

SEHINGGA DI BERITAHU 1. Kertas soalan ini adalah dalam dwibahasa. 2. Soalan dalam bahasa Inggeris mendahului soalan yang sepadan dalam bahasa Melayu. 3. Calon dibenarkan menjawab keseluruhan atau sebahagian soalan sama ada dalam bahasa Inggeris atau bahasa Melayu. 4. Calon dikehendaki membaca maklumat di halaman belakang kertas soalan ini.

Bahagian Soalan Markah penuh

Markah Diperolehi

A

1 6

2 6

3 6

4 6

5 8

6 8

B 7 10

8 10

Jumlah 60

55/2 SCIENCE Kertas 2 Ogos, 2011

1 21

jam

[Lihat halaman sebelah


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Section A Bahagian A

[40 marks]

[40 markah]

Answer all questions Jawab semua soalan.

1 Diagram 1 shows a urinary system in human.

Rajah 1 menunjukkan sistem urinari dalam manusia.

Diagram 1 Rajah 1

(a) On Diagram 1, label structure P, Q and R using the following words.

Pada Rajah 1, labelkan struktur P, Q dan R dengan menggunakan perkataan berikut.

[3 marks] [3 markah]

ureter urethra urinary bladder kidney ureter uretra pundi kencing ginjal

P:

Q:

R:


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(b) Draw lines to match each structure with its function. Lukiskan garisan bagi memadankan setiap struktur dengan fungsinya.

Structure Function Struktur Fungsi


2 The following words show energy sources found on Earth.

Perkataan berikut menunjukkan sumber tenaga yang didapati di Bumi.

(a) Classify these energy sources into renewable and non-renewable energy. Kelaskan sumber tenaga tersebut kepada tenaga boleh diperbaharui dan tidak boleh diperbaharui.

Renewable Boleh diperbaharui

Non-renewable Tidak boleh diperbaharui


P

R

Q

carries urine to urinary bladder membawa urin ke pundi kencing

removes urine out of the body menyingkirkan urin ke luar badan

removes waste product from blood menyingkirkan bahan kumuh dari darah

Biomass Petroleum Biojisim Petroleum Wind Natural gas Angin Gas asli

6

Total A1


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(b) State two advantages of using renewable energy. Nyatakan dua kelebihan menggunakan tenaga boleh diperbaharui. 1. ……………………………………………………………….…………………..… 2. ……………………………………………………………………………………...


(c) Suggest two ways to save energy at home.

Cadangkan dua cara untuk menjimatkan tenaga di rumah. 1. ……………………………………………………………………………………... 2. ………………………………………………………………………………………


3 Diagram 3 shows the parts of electrical wiring system at home.

Rajah 3 menunjukkan sebahagian daripada sistem pendawaian elektrik di rumah.

Diagram 3 Rajah 3

(a) What type of current does it flow into the home?

Apakah jenis arus yang mengalir ke rumah? ...........................................................................................................................

[1 mark] [1 markah]

(b) State the value of the voltage that is supplied at home.

Nyatakan nilai voltan yang dibekalkan ke rumah. ………………………………………………………………………………………....

[1 mark] [1 markah]

6

Total A2

Main fuse Fius utama

L

Consumer unit Unit Pengguna

K

J


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(c) State the function of main fuse in Diagram 3. Nyatakan fungsi fius utama dalam Rajah 3. ...........................................................................................................................

[1 mark] [1 markah]

(d) Name wire K.

Namakan wayar K. …………………………………………………………………………………………

[1 mark] [1 markah]

(e) (i) State the type of electric circuit at home.

Nyatakan jenis litar elektrik di rumah. ...............................................................................................................

[1 mark] [1 mark]

(ii) Give one advantage of the circuit stated in (e)(i).

Berikan satu kelebihan litar yang dinyatakan di (e)(i). ...............................................................................................................

[1 mark] [1 mark]

6

Total A3


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4 Diagram 4 shows an aquatic plant is being placed in an empty beaker. Then, the beaker is filled with some water. Rajah 4 menunjukkan suatu tumbuhan akuatik diletakkan dalam bikar yang kosong. Kemudian, bikar itu diisikan dengan air.

Diagram Rajah 4

(a) Based on Diagram 4, what can be observed to the aquatic plant after the beaker is filled with water? Berdasarkan kepada Rajah 4, apakah yang boleh diperhatikan pada tumbuhan akuatik selepas air diisi ke dalam bikar? ………………………………………………………………………………………… …………………………………………………………………………………………

[1 mark] [1 markah]

(b) How aquatic plants are supported in water?

Bagaimanakah tumbuhan akuatik disokong dalam air? …………………………………………………………………………………………

[1 mark] [1 markah]

Aquatic plant Tumbuhan akuatik

Plasticine Plastisin

Aquatic plant Tumbuhan akuatik

Water Air

Plasticine Plastisin


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(c) Draw a cross-section of the stem of an aquatic plant and label the air sac in the box below. Lukis keratan rentas batang tumbuhan akuatik dan labelkan pundi udara dalam petak di bawah.


(d) State two examples of plant that have the same support system as in (c).

Nyatakan dua contoh tumbuhan yang mempunyai sistem sokongan yang sama seperti di (c). 1. ……………………………………………………………………………………. 2. …………………………………………………………………………………..…


5 Diagram 5.1 shows some parts of the human digestive system.

Rajah 5.1 menunjukkan sebahagian daripada sistem pencernaan manusia.

Diagram 5.1 Rajah 5.1

N

6

Total A4

K


SULIT 55/2


8

(a) Name the part labelled N in Diagram 5.1. Namakan bahagian berlabel N dalam Rajah 5.1. …………………………………………………………………………………………

[1 mark] [1 markah]

(b) (i) What substance is stored in organ K?

Apakah bahan yang disimpan dalam organ K? ………………………………………………………………………………...

[1 mark] [1 markah]

(ii) What will happen to a person if substance in K can not be

produced by the liver? Apakah yang akan terjadi kepada seseorang sekiranya bahan di K tidak dapat dihasilkan oleh hati ? ………………………………………………………………………….......... ………………………………………….....................................................

[1 mark] [1 markah]

(c) Diagram 5.2 shows an activity of the absorption of starch and glucose using a Visking tube. Rajah 5.2 menunjukkan aktiviti penyerapan kanji dan glukosa menggunakan tiub Visking


Boiling tube A Tabung didih A

Boiling tube B Tabung didih B

Starch solution Larutan kanji

Distilled water Air suling Glucose solution

Larutan glukosa


SULIT 55/2


9

(i) Which part of human digestive system is represented by the Visking tube and water? Bahagian manakah dalam sistem pencernaan manusia yang diwakili oleh tiub Visking dan air?

Visking tube Tiub visking

Water Air

[2 marks]

[2 markah]

(ii) Describe how to test the presence of starch and glucose in boiling tube P and Q. Terangkan bagaimana untuk menguji kehadiran kanji dan glukosa dalam tabung didih P dan Q

Starch Kanji

Glucose Glukosa

[2 marks]

[2 markah]

(iii) Explain what happened to the glucose molecule in Visking tube Q.

Terangkan apakah yang terjadi kepada molekul glukosa dalam tiub Visking Q. ……………………………………………………………………………...... ………………………………………………………………………………..

[1 mark] [1 markah]

8

Total A5


SULIT 55/2


10

6 Diagram 6.1 shows the apparatus set-up to study the chemical properties of limestone. Rajah 6.1 menunjukkan susunan radas untuk mengkaji sifat kimia batu kapur.

T U V


(a) State one element found in limestone.

Nyatakan satu unsur yang terdapat dalam batu kapur. ...........................................................................................................................

[1 mark] [1 markah]

(b) (i) What can be observed when a few drops of water are added as

shown in situation U. Apakah yang dapat diperhatikan apabila beberapa titis air dititiskan seperti ditunjukkan dalam situasi U. ...............................................................................................................

(ii) Name the product formed in situation U.

Namakan hasil yang terbentuk dalam situasi U. ...............................................................................................................


(c) Situation V shows a student blowing air into a beaker containing solution

formed in situation U. Predict what will happen to that solution. Situasi V menunjukkan seorang pelajar meniup udara ke dalam bikar yang berisi larutan terhasil daripada situasi U. Ramalkan apa yang akan berlaku pada larutan tersebut. ...........................................................................................................................

[1 mark] [1 markah]

Glass rod Rod kaca

Limestone Batu kapur

Dropper Penitis

Product of heating limestone Hasil pemanasan batu kapur

Solution from U Larutan daripada U


SULIT 55/2


11

(d) Write a word equation for the reaction that takes place in situation T. Tulis persamaan perkataan bagi tindak balas yang berlaku dalam situasi T.


(e) State one other natural form of calcium carbonate.

Nyatakan satu lagi bentuk kalsium karbonat semulajadi. ...........................................................................................................................

.[1 mark] [1 markah]

(f) A farmer found that his soil pH is about 5.5 which are not suitable for his

crop. As a solution, he scatters the calcium compound to the soil as shown in Diagram 6.2. Seorang petani mendapati pH tanahnya adalah 5.5 di mana ianya tidak sesuai untuk tanamannya. Sebagai penyelesaian, dia menaburkan sebatian kalsium pada tanah seperti yang ditunjukkan pada Rajah 6.2.

Diagram 6.2

Rajah 6.2 Explain how this action can help the farmer to treat that soil. Terangkan bagaimana tindakan ini dapat membantu petani merawat tanah tersebut. ...........................................................................................................................

[1 mark] [1 markah]

+

Heat Panaskan

8

Total A6


SULIT 55/2


12

Section B Bahagian B

[20 marks]

[20 markah]

Answer all questions. Jawab semua soalan.

7 Diagram 7.1 shows an apparatus set-up to measure the volume and mass of

mercury. Rajah 7.1 menunjukkan susunan radas untuk mengukur isipadu dan jisim merkuri.


(a) Record the volume of mercury in the measuring cylinder.

Rekod isipadu merkuri di dalam silinder penyukat. …………………………………………………cm3.

[1 mark] [1 markah]

40

50

60

Mercury Merkuri

Electronic balance Neraca elektronik

.

.

.

.

.

.

.

. .

. .

.

.

. .

.

.

.

.

Measuring cylinder Silinder penyukat


SULIT 55/2


13

(b) Table 7.2 shows part of the readings obtained from the experiment using three types of liquids. Jadual 7.2 menunjukkan bacaan yang diperolehi daripada eksperimen menggunakan tiga jenis cecair.

Table 7.2 Jadual 7.2

Type of Liquid Jenis cecair

Volume (cm3) Isipadu

Mass(g) Jisim

Density (g/cm3) Ketumpatan

Mercury Merkuri

680

Turpentine Turpentin

760 680

Glycerine Gliserin

520 680 1.3

(i) Based on Diagram 7.1, write the volume of the mercury as stated in

7(a). Calculate the densities of mercury and turpentine. Berdasarkan Rajah 7.1, tuliskan isipadu merkuri seperti dinyatakan dalam 7(a). Kira ketumpatan merkuri dan turpentin.


(ii) State the variables involved in this experiment.

Nyatakan pembolehubah yang terlibat dalam experimen. Manipulated variable Pembolehubah dimanipulasi

Responding variable Pembolehubah bergerak balas

Constant variable Pembolehubah dimalarkan


(c) State a hypothesis based on the results in Table 7.2.

Nyatakan hipotesis berdasarkan keputusan dalam Jadual 7.2. ………………………………………………………………………………………… …………………………………………………………………………………………

[1 mark] [1 markah]


SULIT 55/2


14

(d) If the volume of mercury is doubled, predict the density of mercury. Jika isipadu merkuri digandakan, ramalkan ketumpatan merkuri. ..............................................................................g/cm3

[1 mark] [1 markah]

(e) Classify mercury, turpentine and glycerine into two groups based on their

ability to float or sink when put into a container containing water. [Given the density of water = 1 g/cm3]. Kelaskan merkuri, turpentin dan gliserin kepada dua kumpulan berdasarkan keupayaan mereka untuk timbul dan tenggelam apabila dimasukkan ke dalam satu bekas berisi air.(Diberi ketumpatan air =1 g/cm3].

Float on water Timbul di atas air

Sink in water Tenggelam dalam air


10

Total A7


SULIT 55/2


15

8 Diagram 8.1 shows two cups of tea is put with sugar of different sizes. Rajah 8.1 menunjukkan dua cawan teh yang dimasukkan gula yang berlainan saiz.

(a) Based on Diagram 8.1, Berdasarkan pada Rajah 8.1

(i) Compare the time taken for sugar to dissolve completely between Cup A and Cup B Bandingkan masa yang diambil untuk gula larut sepenuhnya antara gula dalam Cawan A dan Cawan B ………………………………………………………………………………….. …………………………………………………………………………………..

[1 mark] [1 markah]

(ii) Write one inference about the sugar in Cup A.

Tulis satu inferens mengenai gula dalam Cawan A. …………………………………………………………………………………..

…………………………………………………………………………………..

[ 1 mark ] [ 1 markah ]


Cup A Cawan A

Time taken for sugar to dissolve completely = 6 seconds Masa yang diambil untuk gula larut sepenuhnya = 6 saat

Cup B Cawan B

Time taken for sugar to dissolve completely = 12 seconds Masa yang diambil untuk gula larut sepenuhnya = 12 saat

Hot water Air panas

coarse sugar gula kasar

Hot water Air panas

fine sugar gula halus


SULIT 55/2


16

(b) Diagram 8.2 shows four similar beakers which are used by the students to investigate the relationship between temperature and time taken for solute to dissolve completely. Rajah 8.2 menunjukkan empat bikar yang serupa digunakan oleh para pelajar untuk mengkaji hubungan antara suhu dan masa yang diambil oleh zat terlarut untuk larut sepenuhnya.

Beaker P Bikar P

1 g fine sugar 1 g gula halus

Water at 40oC Air pada suhu 40oC

Beaker Q Bikar Q




SULIT 55/2


17


Beaker R Bikar R



Beaker S Bikar S



?


SULIT 55/2


18

(i) In Table 8.3, record the time taken for the fine sugar to dissolve completely in Beaker R Dalam Jadual 8.3, rekodkan masa yang diambil oleh gula halus untuk larut sepenuhnya dalam Bikar R.

Table 8.3 Jadual 8.3

[1 mark] [1 markah]

Beaker Bikar

Temperature of water (oC)

Suhu air (oC)

Time taken for fine sugar to dissolve completely (s) Masa yang diambil oleh gula halus untuk larut

sepenuhnya (s) P 40 32

Q 50 26

R 60

(ii) Predict the time taken for fine sugar in Beaker S to dissolve completely.

Ramalkan masa yang diambil oleh gula halus dalam Bikar S untuk larut sepenuhnya. …………………………………………………………………………………..

[1 mark] [1 markah]


SULIT 55/2


19

(iii) Based on the data in Table 8.3, draw a graph to show the relationship

between temperature and time taken for the fine sugar to dissolve completely in each beaker. Berdasarkan data dalam Jadual 8.3, lukis graf untuk menunjukkan hubungan antara suhu dan masa yang diambil oleh gula halus untuk larut sepenuhnya dalam setiap bikar.


Time taken (s) Masa diambil (s)

Temperature (oC) Suhu (oC)

70

60

0 10 20 30 40 50 60

50

40

30

10

20


SULIT 55/2


20

(c) Based on the graph drawn, write the relationship between the temperature

and the time taken for the fine sugar to dissolve completely. Berdasarkan pada graf yang telah dilukis, tulis hubungan antara suhu dan masa yang diambil oleh gula halus larut sepenuhnya. ……………………………………………………………………………….………... …………………………………………………………………………………….…...

[1 mark] [1 markah]

(d) State the responding variable in this experiment.

Nyatakan pembolehubah bergerak balas dalam eksperimen ini.

...……………………………………………………………………………….……… [1 mark]

[1 markah]

(e) Predict the time taken for the fine sugar in Beaker P to dissolve completely if

cold water is used in that beaker. Ramalkan masa yang diambil oleh gula halus dalam Bikar P untuk larut sepenuhnya jika air sejuk digunakan dalam bikar itu.

…………………………………………………………………………………..……..

[1 mark] [1 markah]

(f) State the operational definition for ‘ the rate of dissolving’.

Nyatakan definisi secara operasi untuk ‘ kadar keterlarutan’. ……………………………………………………………………………….………... ...........................................................................................................................

[1 mark] [1 markah]

END OF QUESTION PAPER KERTAS SOALAN TAMAT

10

Total A8


SULIT 55/2


21

INFORMATION FOR CANDIDATES

MAKLUMAT UNTUK CALON

1. This question paper consists of two sections: Section A and Section B.

Kertas soalan ini mengandungi dua bahagian: Bahagian A dan Bahagian B.

2. Answer all questions in both sections.

Jawab semua soalan dalam kedua-dua bahagian.

3. Write your answer in the spaces provided in the question paper.

Tulis jawapan anda pada ruang yang disediakan dalam kertas soalan.

4. If you wish to change your answer, cross out the answer that you have done. Then

write down the new answer.

Jika anda hendak menukar jawapan, batalkan jawapan yang telah dibuat. Kemudian

tulis jawapan yang baru.

5. The diagrams in the questions provided are not drawn to scale unless stated.

Rajah yang mengiringi soalan tidak dilukiskan mengikut skala kecuali dinyatakan.

6. Marks allocated for each question or sub-part question are shown in brackets.

Markah yang diperuntukkan bagi setiap soalan atau ceraian soalan ditunjukkan

dalam kurungan.

7. You may use a scientific calculator.

Anda dibenarkan menggunakan kalkulator saintifik.

8. Hand in this question paper at the end of the examination.

Serahkan kertas soalan ini pada akhir peperiksaan.


___________________________________________________________________

PEPERIKSAAN PERCUBAAN BERSAMA PENILAIAN MENENGAH RENDAH ( PMR )

TAHUN 2011

SAINS

PERATURAN PEMARKAHAN

ANJURAN MAJLIS PENGETUA SEKOLAH MALAYSIA

CAWANGAN PERLIS


Skema Pemarkahan Percubaan Penilaian Menengah Rendah (PMR) 2011 Sains - KERTAS 1

Nombor Soalan Jawapan

1 D 2 C 3 B 4 B 5 A 6 B 7 D 8 B 9 B 10 C 11 A 12 B 13 D 14 A 15 A 16 B 17 D 18 D 19 C 20 C 21 C 22 A 23 A 24 A 25 B 26 B 27 C 28 C 29 A 30 B 31 D 32 D 33 D 34 C 35 B 36 B 37 C 38 C 39 A 40 C


SKEMA JAWAPAN KERTAS 2 - 2011 (55/2)

QUESTIONS MARK SCHEME SUB MARK

TOTAL MARK

1 a Able to name the structures in human urinary system. Answer P = Ureter Q = Urinary bladder R = Urethra

1 1 1

3

b Able to match the structures with its function correctly Answer P = remove waste product from blood Q = remove urine out of the body R = carries urine to urinary bladder

1 1 1

3

TOTAL 6

2 a Able to classify the sources of energy Answer

Renewable Non-renewable Wind Biomass

Petroleum Natural gas

* Renewable - 2 correct award 1 mark * Non-renewable - 2 correct award 1 mark

1 1

2

b Able to state two advantages of using renewable energy. Answer

1. Save cost 2. Unlimited supply 3. Does not pollute the environment 4. Always available 5. Clean

* Choose any two advantages

1 1

2

c Able to suggest two ways to save energy at home correctly. Answer 1. Turn off gas stoves/ lights/ fans/ electrical appliances

when not in used/ 2. Develops more efficient engines/machines/motor/ 3. Choose energy efficient appliances/ green technology

products/ 4. Use washing machine full load/ iron lots of cloths at one

time/ avoid opening refrigerators door regularly

* Choose any two answers

1 1

2

TOTAL 6

3 a

Able to name the type of current. Answer Alternating current

1

1


b Able to state the value of voltage. Answer 240 V

1

1

c Able to state the function of main fuse. Answer Break the circuit if the current exceed safe value

1

1

d Able to name cable K correctly. Answer Neutral wire

1

1

e i ii

Able to name the type of electric circuit at home. Answer Parallel circuit Able to give one advantage. Answer 1. each appliance has its own switch 2. if one appliance is break down the others are not involved * accept any relevent answers

1

1

2

TOTAL 6

4

a Able to state the observation based on Diagram 4 after the beaker is filled with water. Answer The aquatic plant stay upright by the presence of water

1

1

b Able to state how aquatic plant being supported in water. Answer By water buoyancy

1

1

c Able to draw and label the cross section of the stem of an aquatic plant. Answer

1

1

2

d Able to give two examples of plant that has supported by water buoyancy. Answer Lotus / Water lily / Duckweed / Water hyacinth / Hydrilla / Water lectuce / Water spinach (kangkung air) * accept any suitable answer

1 1

2

TOTAL 6

* correct drawing – award 1 mark * correct labeling – award 1 mark


5 a Able to name the parts in diagram 5 correctly Answer N : pancreas

1

1

b i ii

Able to name the substance stored in organ K. Answer Bile Able to describe the effect if bile is absence. Answer Fats can not be digested// jaundice

1

1

2

c i ii

iii

Able to match the parts correctly Answer Visking tube Small intestine Water blood

Able to describe the food test correctly Answer Starch Add a few drops of iodine solution Glucose add a few cm of Benedict solution and heat it

Able to explain what happen to glucose in visking tube Q. Answer Glucose molecule diffuse through small pores of Visking tube into the water

1 1

1 1

1

5

TOTAL 8

6

a

Able to name one element found in limestone. Answer Calcium // Carbon // Oxygen

1

1

b

i.

ii.

Able to state the observation in Situation U. Answer Sizzling sound is heard // Heat energy is released Able to name the product formed in U. Answer Calcium hydroxide // Slaked lime

1

1

2

c

Able to state the changes of lime water. Answer Lime water turns cloudy // milky // chalky

1

1


d

Able to write word equation for the reaction in T. Answer

* 3 correct - award 2 marks * 2 correct - award 1 marks * 1 correct - no mark 2

e Able to state one natural form of calcium carbonate Answer Eggshell // Marble // Bones // Teeth // Shells // Coral * accept any suitable answer

1

1

f Able to explain how that action can helps the farmer to treat the soil. Answer Reduce the acidity of the soil

1

1

TOTAL 8

7 a Able to record the volume of mercury in the measuring cylinder. Answer 50 ml / 50 cm3

1 1

b i ii

Able to calculate the density of mercury and turpentine. Answer

Type of Liquids

Volume (cm3)

Mass (g)

Density (g/cm3)

Mercury 50 680 13.6 Turpentine 760 680 0.9 Glycerine 520 680 1.3

Able to state the variables involved in the experiment. Answer

Manipulated variable

Volume of substances// Types of liquid

Responding variable

Density of substances

Constant variable

Mass of substances

1 1

1

1

1

5

c Able to state the hypothesis correctly. Answer The bigger the volume the lower the density if the mass is constant [Vise versa]

1

1

Limestone // Calcium carbonate

Quicklime // Calcium oxide

Carbon dioxide Heat

+


d Able to predict the density of mercury if the volume is doubled. Answer Remain the same// 13.6g/cm3

1

1

e Able to classify mercury, turpentine and glycerine into two groups based on their position when put into container containing water Answer Float in water Turpentine Sink in water Mercury, glycerine

1

1

2

TOTAL 10

8 a i Able to state one different based on the observation Answer Sugar in Cup A dissolves faster than sugar in Cup B (vice-versa)// Sugar in Cup A dissolved completely in 6 second while sugar in Cup B dissolved completely in 12 second (vice-versa)

1

1

ii Able to write one inference about sugar in Cup A Answer Sugar in Cup A takes shorter time to dissolve because the size of sugar is small /has a larger surface area// Sugar in Cup A dissolves faster because the size of sugar is small / has a larger surface area

1

1

b i Able to record the time taken for sugar to dissolve completely in Beaker R Answer 20 s

1

1

ii Able to predict the time taken for sugar to dissolve completely in Beaker S Answer Less than 20 s ( reject 0 s)

1

1

iii Able to draw a line graph to show relationship between temperature and time taken for sugar to dissolved completely in all beakers Answer Note 1. Able to plot at least 2 point, award 1 mark 2. Able to joint all the points smoothly, award 1 mark

1 1


2

c Able to state a relationship between the temperature and time taken for sugar to dissolve completely Answer The higher the temperature, the shorter the time taken for sugar to dissolve completely// As the temperature increases, the time taken for sugar to dissolve completely decreases// The temperature is indirectly proportional to the time taken

1

1

d Able to state the responding variable involved in this experiment Answer Time taken (for sugar to dissolve completely )

1

1

e Able to predict time taken for sugar to dissolved completely in beaker P if cold water is used. Answer More than 32 sec // longer time taken // > 32 sec

1

1

Time taken (s)

Temp (oC)

70

60

0 10 20 30 40 50 60

50

40

30

10

20


f Able to state the operational definition of ‘ the rate of dissolving’ Answer The rate of dissolving is the time taken for the sugar to dissolve completely// The rate of dissolving is the reading of a stopwatch

1

1

TOTAL 10


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