Set 1 Kertas1 Sains Pmr

SET 1 , LATIHTUBI PMR 2009 55/1

0

JABATAN PELAJARAN KEDAH DARUL AMAN

LATIH TUBI SAINS PMR KERTAS 1 ( SET 1 )

SEKTOR PENGURUSAN AKADEMIK


1

1. Diagram 1 shows apparatus used in the laboratory. Which apparatus is used to measure volume of liquid to an accurancy of 0.1 cm ³ ?

A.

B.

C.

D.

2. Diagram 2 shows the level of a liquid in a measuring cylinder .

Diagram 2 Which of the following is the correct reading ? A 37 ml B 38 ml C 41 ml D 43 ml


2

3. Diagram 3 below shows a bottle of a hazardous substances. X is the symbol for the hazardous

substance.

Which of the following symbols represents X ?

A.

B.

C.

D.

4. The statements in the table below describe the functions of three organs , P , Q and R.

Which organs are P , Q and R ?

P Q R

A Stomach Heart Lungs

B Heart Lungs Stomach

C Lungs Stomach Heart

D Lungs Heart Stomach

Diesel C

P – Exchange of oxygen and carbon dioxide occurs here during breathing. Q –. It digests food R - It pumps blood around the body


3

5 Which of the following is true about the particles of iron at room temperature ? A Can move freely in any direction. B Close together and can only vibrate. C Far apart and can move freely. D Can move in one direction only. 6 Which organs are parts of the excretory system ?

I.

II.

III.

IV.

A I and IV only B I and III only C I and II only D II and IV only 7 Substance X possesses the following characteristics.

Substance X is A Gold B Carbon C Copper D Mercury

Ductile and malleable

Good conductor of electricity

Exists in the solid state at room temperature

Exists naturally as an element in the Earth’s crust


4

8 Diagram 4 shows a boy inflating a balloon.

Diagram 4

From the observation above , it can be concluded that A Air has mass. B One fifth of the air is oxygen C Air occupies space. D Air is made up of many types of gases. 9 Diagram 5 shows the apparatus set-up to determine the properties of water.

Diagram 5 A small amount of salt is added to distilled water. The presence of salt in water will

A increase its boiling point and increase its freezing point. B increase its boiling point and lower its freezing point. C lower its boiling point and increase its freezing point. D lower its boiling point and lower its freezing point.


5

10 The information in table 1 below shows tests carried out on a gas.

Table 1 The gas is most likely to be A. helium B. oxygen C. nitrogen D. carbon dioxide 11 Diagram 6 shows a process to separate the components in mixture P.

Diagram 6 Which of the following is likely mixture P? A Petrol and water B Water and salt C Water and alcohol D Coffee drink and carbon powder 12 Which is a method to keep the air clean ? A Use leaded petrol B Build more factories C Use CFC – free products D Increase the use of cars on the road.

Very soluble in sodium hydroxide solution

Lime water turns cloudy

Blue litmus paper turns red


6

13 Diagram 7 shows the percentage of gases in the atmospheric air .

Diagram 7 Which of the following gases represented by A , B , C and D is needed for combustion ? 14 An experiment is set up as shown in Diagram 8. At the end of the experiment the lime

water turn chalky.

Diagram 8 What conclusion can be drawn from the experiment? A Carbon dioxide is produced when fuel is burning. B Heat is released when fuel is burning C Soot is produced when fuel is burning D Carbon element exists in fuel 15 Which of the following is a non-renewable energy source?.

A. B.

C. D.


7

16 When Kamal sits near a camp fire , he feels hot.

Diagram 9

The heat from the camp fire reaches Kamal by A radiation B convection C reflection D conduction 17 Which of the situation have kinetic energy ?

I. A car is moving. II. An airplane is flying.

III. A television is switched on. IV. A boy is singing

A I and IV only B I and II only C II and III only D III and IV only 18 Diagram below shows four empty tins , A , B , C and D with different coloured surfaces.

The temperature and volume of water in all the tins are the same. After half an hour, which tin has the lowest temperature ? A B

C D

BLACK RED

WHITE SILVER


8

19 Which of the following situations shows the application of the expansion and contraction of matter by heat?

A B

C D

20 The tips of the fingers are more sensitive to stimuli compared to the palm. This is because

the tips of the fingers have A more receptors. B a thin layer of fat C a thin layer of dermis. D a thick layer of epidermis. 21 Diagram 10 shows a boy sucking water using a straw.

Diagram 10

Which part has the lowest pressure?


9

22 Diagram 11 shows the structure of a seed.

Diagram 11

Which of the following plants possesses seeds with the above structure ? A B

C D

23 Diagram 12 shows a mynah getting its food on top of a buffalo’s back.

Diagram 12

Which of the following interaction is correct ? A Competition B Commensalism C Mutualism D Prey-predator


10

24 Diagram 13 shows the set-up of an experiment to study the absorption of digested food.

Diagram 13

After 40 minutes , food test are carried out on the distilled water. The result obtained is shown in Table 1.

Food test Observation Iodine solution Remains brown

Millon’s reagent Remain colourless Benedict’s solution A brick red precipitate is formed

Table 1 The test shows that distilled water contains A glucose B protein C fats D starch 25 Diagram 14 shows the human digestive system

Diagram 14

In which organs does the digestion of proteins take place ?

A

B C

D


11

26 Diagram 15 shows part of the water treatment’s process.

Diagram 15 Which of the following tanks labelled A , B , C or D clears suspended materials and reduces

acidity of water ? 27 Diagram 16 shows the process of electrolysis of water

Diagram 16

What is the characteristics of gas R ? A Turns lime water chalky. B Ignites a glowing splinter. C Bleaches the colour of acidified Potassium Manganate ( VII ) solution . D Produces ‘ pop ’ sound when tested with a lighted wooden splinter.


12

28 Diagram 17 shows an experiment.

Diagram 17 The mouth of a glass full of water is covered with a cardboard and held in various positions.

It is observed that the cardboard remains in place and the water does not spill out. What conclusion can be made based on the observation ?

A The atmospheric pressure that acts equally in all directions presses the cardboard onto

the glass. B The water in the glass does not exert any pressure on the cardboard. C The water in the glass is heavier than the cardboard. D The cardboard has got stuck to the rim of the glass. 29 The following shows a list of observation.

What conclusion can you make from the observation? A Force is a push or a pull .

B Force has a direction and magnitude.

C Force can change the shape of objects.

D Force can change the position of objects.

A glass breaks when dropped. A balloon expands when blown up.

A rubber band becomes longer when

stretched


13

30 Diagram 18 shows the state of some seedlings after two hours.

Diagram 18

What inference can you make from your observations? A The seedlings are supported by the turgidity of their cells. B The seedlings moving away from the sun. C The seedlings do not have any support systems. D The seedlings require the buoyancy of water to support themselves. 31 Diagram 19 shows examples of the adapted plant parts which support land plants.

Diagram 19 Which of the following adapted plant parts below match with the correct plants?

Tendrils

Buttress root

Breathing root

A Cucumber Mangrove

Flame of the forest

B Mangrove Flame of the forest Cucumber

C Flame of the forest

Cucumber

Mangrove

D Cucumber Flame of the forest Mangrove


14

32 Diagram 20 shows a balanced lever system

Fulcrum

Diagram 20 What is the load of J ? A 8 N B 10 N C 20 N D 80 N 33 Diagram 21 shows an alveolus and blood capillary on its surface.

Diagram 21

Which of the following shows the correct concentration of oxygen at P and Q ?

P Q

A High High

B High Low

C Low Low

D Low High

20 N J

0.4 m 0.8 m

Alveolus

Capillary

Q P

Direction of blood flow


15

34 The following information describes on of the chambers in the human heart.

Which of the following is this chamber ? A Right atrium B Left atrium C Right ventricle D Left ventricle 35 What are the excretory products removed by kidney?

I. Blood II. Urea

III. Water IV. Glucose

A I and II only B II and III only C I and IV only D III and IV only 36 Diagram 22 shows the male reproductive system Which part if cut and tied will enable married couples to prevent pregnancy ?

Diagram 22

Oxygenated blood flows through it

It has thick muscular wall

Pumps blood to all parts of the body.


16

37 The following information is about an object S in the Universe.

Which of the following is object S ? A Black hole B The Moon C Neutron star D A star 38 Diagram 23 is the apparatus set – up to show the effect of heat on copper sulphide. Gas R

produced shows positive effect towards solution P .

Diagram 23

Which of the following represents gas R and solution P ?

Gas R Solution P

A Carbon dioxide Lime water

B Sulphur dioxide Acidified Potassium Manganate

( VII ) solution

C Carbon dioxide Acidified Potassium Manganate

( VII ) solution

D Sulphur dioxide Lime water

A ball of hot gases.

Gives off its own light.

Produces energy by nuclear reaction.

Copper sulphide powder

Solution P


17

39 Diagram 24 shows a type of transformer.

Diagram 24 Which of the following statements correctly describe the transformer shown in Diagram 24

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

III. The secondary coil of the transformer has more turns than the primary coil.

A I and II only B I and III only C II and III only D I , II and III 40 Diagram 25 shows readings of electric meter for a household.

Diagram 25

Table 2 shows the rate of electric charged by the electrical power supplier.

Charge Unit Rate ( cent )

First 200 0.22

Consecutive 500 0.29

Table 2 Calculate the cost of electrical energy used by the household. A RM 60.28 B RM 65.46 C RM 72.28 D RM 79.46


18

Set 1 Kertas1 Sains Pmr

Documents

Transcript of Set 1 Kertas1 Sains Pmr