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SEKTOR SEKOLAH BERASRAMA PENUHKEMENTERIAN PELAJARAN MALAYSIA

SET 2

SAINS

Kertas 1

Satu jam

JANGAN BUKA KERTAS SOALAN INI SEHINGGA DIBERITAHU

1. Tuliskan nombor kad pengenalan dan angka gilirananda pada ruang yang disediakan .

2. Kertas soalan ini adalah dalam Bahasa Inggeris .

3. Calon dikehendaki membaca maklumat di halaman 2.

Kertas soalan ini mengandungi 20 halaman bercetak

SULIT

1

SULIT55/1SainsKertas 1

20071 jam

NO. KAD PENGENALAN

ANGKA GILIRAN

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MAKLUMAT UNTUK CALON

1. Kertas soalan ini mengandungi 40 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.Kemudian hitamkan jawapan yang baru

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

7. Anda dibenarkan menggunakan kalkulator saintifik yang tidak boleh diprogramkan

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1 Which of the following hazard symbols is used for concentrated ammonia?

2 The diagram shows Organisms that live in water. X and Z havechloroplasts but W and Y do not have chloroplast

A X, Y and Z can move but W cannot.B W has a cell membrane but X, Y and Z do not.C W and Z are unicellular but X and Y are multi cellular.D X and Z can make their own food but W and Y cannot.

3 Which of the following organs A, B, C or D is a part of the respiratorysystem ?

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4 The diagram shows liquid R and S do not mix. Solid X and Y float atdifferent level as shown in the diagram.

Which one of the following statements is false ?

A Liquid S is more dense than solid Y.B Solid X is more dense than liquid S.C Liquid R is less dense than liquid S.D Solid X is less dense than solid Y.

5 In the diagram, both balloons are balanced. When one balloon indiagram(a) bursts, the result is shown in diagram(b).

What is the inference that can be made from the result ?

A Air has mass.

B Air occupies space.C Balloons can be filled with air.D Air can diffuse through the walls of the balloon.

4

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6 The diagram shows the set up of an experiment.

Which one of the following does not happen as tap water flows into theflat-bottomed flask ?

A The balloon inflates slowly.B The air is displaced by water.C The water fills up the rubber balloon.D The air occupies the space in the balloon.

7 The diagram shows an apparatus that can be used to separate mixtures.

Which of the following mixtures can be separated by this method ?

I Oil and water II Petrol and water

III Sugar and water

A I and II onlyB I and III onlyC II and III onlyD I, II and III

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8 The diagram shows an apparatus used in an experiment.

Which statement best explains the observation in the experiment.

A Snail shell reacts with the dilute acidB A gas is released when snail shell reacts with the dilute acid.C Snail shell reacts with the dilute acid to extinguish the lighted splinter.D Snail shell reacts with the dilute acid to release gas, which will

extinguish the splinter.

9 The diagram shows test tube M contains carbon dioxide while test tube Ncontains oxygen. The content of both test tubes are tested with lime water.

What are the results ?

Test tube M Test tube N A Cloudy CloudyB Cloudy No change observedC No change observed CloudyD No change observed No change observed

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10

The diagram shows the apparatus to study the conductivity of a metal.

Thumb tact X drops first because

A Copper is a better conductor of heat than iron.B Iron is a better conductor of heat than copper.C A much stronger gravity force is acting on thumb tact Y.D A much stronger gravity force is acting on thumb tact X.

11

The table shows types of energy and its source.

Types of energy Sources of energyX RenewableY Non-renewable

Which of the following represents X and Y ?

X Y A Biomass Solar energyB Solar energy Fossil fuelC Solar energy Hydro energyD Fossil Biomass

12

Which of the following pairs of sensory organ and the type of stimulus itdetects is correct ?

Sensory organ Stimulus A Skin LightB Ear SoundC Tongue Chemicals in the air

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D Eye Pressure

13

Which of the following shows the correct path taken by nerve impulses asthey travel to the brain ?

AStimulus receptor nerve brain

BReceptor stimulate nerve brain

CResponse nerve receptor brain

DStimulus receptor response brain

14

The graph shows pH value in the stomach that was measured based onthe time.

Which of the following happens in stage Y ?

A Peristalsis takes place.B Digestion of food takes place.C Water is absorbed from food.D The stomach stops secreting gastric juice.

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15

The diagram shows some of the organs involve in food digestion.

What class of food one should avoid if organs W is removed ?

A FatB ProteinC Mineral saltD Carbohydrate

16

The features listed below refer to structure X ?

Structure X Found in human tongue Plays a role in taste detection Consists of tastes receptor

Which of the following structure best represents X

A SalivaB Taste budsC Taste receptorsD Olfactory nerves

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17 The diagram shows parts of a tongue which are sensitive to four differenttastes.

What do M, N, O and P detect most easily ?

M N O P A Potato chips Lime juice Honey Strong coffeeB Strong coffee Lime juice Potato chips HoneyC Lime juice Strong coffee Honey Potato chipsD Strong coffee Potato chips Honey Lime juice

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The diagram shows the organs of the human digestive system.

Which of the following is true about the organs labeled P and Q ?

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P Q A Reabsorbs water Breaks down proteinsB Breaks down fats Breaks down proteinsC Breaks down proteins Breaks down fats

D Breaks down proteins Reabsorbs water 19

The diagram shows some organisms grouped in the same class.

All these organisms

I Are aquaticII Produce sporaIII

Contain chlorophyll


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The diagram shows the relationship between two processes, P and Q.

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What are represented by P and Q ?

P Q A Photosynthesis RespirationB Degradation Photosynthesis

C Respiration PhotosynthesisD Respiration Degradation

21

We often hear this appeal from the mass media:

What should we do to help conserve and preserve the environment?

A Avoid using paper which is made from treesB Avoid eating food which comes from plantsC Separate rubbish according to their types and throw them in separate

binsD Hold a demonstration so that people will be aware of the importance of

conservation and preservation of the environment. 22

The diagram shows clothes hung on a clothes lines.

12

The act of conserving andPreserving the environment is a

shared responsibility

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Which of the following influences the process of evaporation of water fromclothes ?

I WindII Surrounding temperature

III Surface area of the clothes A I and II onlyB I and III onlyC II and III onlyD I, II and III

23

Which of the following is not true ?

A Boiling can kill microorganisms.B Fltration removes microorganisms

C Fltration can remove suspended solidsD Chlorination does not remove dissolved minerals salts

24

Which of the following uses the principle of air pressure ?

I SyringesII Serosol cansIII

Filter funnels


25

The diagram shows a rubber sucker pump which is used to clear ablocked sink-pipe.

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Which of the following statements is true ?

A Air Pressure at R, S and T is the sameB Air Pressure atat R is lower than air pressure at S.C Air Pressure at S is lower than air pressure at R.D Air Pressure at S is higher than air pressure at T.

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The diagram shows a boy pushing a box to make it closer to the wall. Heis pushing with a force of 600 Air Pressure at N.

How much work is done by the boy ?

A 200 JB 600 JC 900 J

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D 1 800 J

27

The diagram shows four tables with different base area.

Which of the following shows the true arrangement of the tables in theorder of increasing stability?

AQ R S P

BQ P S R

CS R Q P

DS P R Q

28

The diagram shows a broom which is based on the principle of levers.

Which are t6he parts X, Y and Z that can be labeled as fulcrum, load andeffort ?

X Y Z A Fulcrum Load EffortB Load Fulcrum Effort

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C Effort Load FulcrumD Fulcrum Effort Load

29

The information given below shows three kinds of respiratory diseases.

Asthma Bronchitis Emphysema

These diseases are caused by ..

A Food allergyB Air pollutantsC Viral infectionD Fungal infection

30

Which of the following difference between a white blood cell and a redblood cell ?

White blood cell Red blood cell A Do not have nucleus Have nucleusB Transport carbon dioxide Transport oxygenC Small in size Large in sizeD Produce in bone marrow Produced in liver and spleen

31

The diagram shows the female reproductive system.

Which of the following is the correct sequence of movement of spermswhen they enter the female body ?

A Vagina cervix uterus fallopian tubeB Vagina cervix fallopian tube uterus

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C V agina fallopian tube uterus cervixD Vagina uterus fallopian tube cervix

32 Nutrient X

Its function is for development fo bones and teeth

X represents one of the classes of food. Which of the following can begrouped under X ?

I IronII CalciumIII Phosphorous


33

Pollination is the

A Germination of pollen grains and ovuleB Fusion of male and female gamete in ovary

C Transfer of pollen grains from the anther to the stigmaD Transfer of pollen grains from the stigma to the anther

34

The diagram shows the growth curve of a human.

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Which of the following statements is not true about the region X ?

A There is a steady growthB Negative growth beginsC Development is uniformD Positive growth to maturity

35

The diagram shows the steps involved in the formation of lime water.

P Q R

Which of the following steps is stated correctly ?

P Q R A Heating Adding a few drops of

water Adding more water

B Adding more water Adding a few drops of water Heating

C Heating Adding more water Adding a few drops of water

D Adding a few drops of water

Heating Adding more water

3 The diagram shows a fractionating column and two fractions of petroleum.

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Limestone Quicklime Limewater Slakedlime

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6

Fraction F is collected before G . Compared to fraction G , fraction F has

A Larger particlesB A darker colour C A higher densityD A lower boiling point

37

The diagram shows a three-pin plug.

Which components help to prevent electrical accidents ?


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38

The diagram shows an object used in space exploration.

What is this object used for ?

A Exploring other planetsB Enable distant objects in space to be seenC Enable to detect the reflection of light from starsD Detecting changes in the temperature and air in the Earths

atmosphere

39

The table shows the input and output voltages of transformer.

Input ( V )voltage 0 5 19 15 20output voltage ( V ) 0 2 4 6 8

Which of the following correctly describe the transformer ?

I The transformer is a step down transformer II The transformer can be used to lower the voltage of an alternating

currentIII The secondary coil of the transformer has more turns than the primary

coil


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40

The diagram shows a closed circuit and the voltage of each bulb.

If the total resistance is 2 , what is the current flowing through thecircuit?

A 0.7 AB 1.0 AC 1.5 AD 4.0 A

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