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MONTHLY TEST #3

SCIENCE

Land and Its Resources

1 Which is the second most abundant element in the Earth’s crust?  Manakah antara berikut merupakan unsur ke dua terbanyak di kerak bumi?

A Lead

  B Silicon

C Carbon

D Oxygen

2 What does iron pyrite consist mainly of?

   Apakah kandungan utama Pirit besi?

A Iron and oxygen

B Iron and carbon

C Iron and rust  D Iron and sulphur 

3

 

What characteristic of minerals is being tested in the figures shown above?

   Apakah ciri-ciri mineral yang diuji seperti rajah di atas?A The composition of the minerals

B The stability of the minerals

C  The hardness of the minerals

D The solubility of the minerals in water 

4 Which of the following minerals is the softest?

  Manakah anatara berikut merupakan mineral yang paling lembut? A Gypsum

B Calcite

C Feldspar 

D Topaz

5 Which mineral is correctly matched with its elements?

  Manakah antara mineral berikut yang dipadankan dengan kandungan unsurnya secaraadalah betul?

Mineral Elements A  Hematite Iron, oxygen

B Bauxite Aluminium, carbon, oxygen

C Galena Copper, sulphur  

DMalachite Lead, carbon, oxygen

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Science Form 3

1

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6

 

An experiment is carried out using the set of apparatus as shown in the figure above. Which

of the following metal carbonates will show positive results in the reaction?

Ujik aji di atas dilakukan, manakah antara logam karbonat yang akan menunjukkan hasil 

tidakbalas positif?I Copper carbonate

II Lead carbonateIII Calcium carbonate

IV Sodium carbonate

A I and III only

B II and IV only

C  I, II and III onlyD I, II, III and IV

Questions 7 and 8 refer to the figure below.Soalan 7 dan 8 rujuk rajah di bawah.

7

 

What is formed in the reaction shown in the figure above?

   Apakah yang terbentuk berdasarkan ujikaji di atas?A Zinc disulphide

 B Zinc sulphide

C Zinc oxide

D Zinc carbonate

8 What type of reaction takes place in the figure above?

   Apakah jenis tindakbalas yang berlaku berdasrkan ujikaji di atas?

A  Neutralisation

B Oxidation

C  Reaction between a metal and a non-metal D

Purification

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Science Form 3

2

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9 Which of the following metals is found as an oxide or sulphide in the Earth’s crust?

Manakah antara logam berikut, terdapat dalam bentuk oksida dan sulfida dalam kerak 

bumi?I Copper 

II Sodium

III LeadIV Calcium

 A I and III onlyB II and IV only

C I, II and III only

D I, II, III and IV

10 Which of the following is a silicon compound?

 Antara berikut yang manakah sebatian silicon?

I Asbestos

II Mica

III ShellsIV Cement

A I and III only

B II and IV only

C  I, II and IV onlyD I, II, III and IV

11 How is silicon used in computers?

 Bagaimanakah silicon digunakan untuk membuat komponen computer?

A To make the keyboard

 B To make computer chips

C To make the wires

D To make the screen

12 • Does not react with acids. Tidak bertindakbalas dengan asid .

• Does not decompose when heated. Tidak terurai bila di panaskan

• Does not dissolve in water. Tidak larut dalam air 

Which of the following substances fit the description above?

 Manakah antara bahan berikut mempunyai ciri-ciri seperti di atas?

 A Silicon compoundsB Calcium compounds

C Lead compounds

D Hydrogen compounds

13 Which of the following substances dissolves in water?

  Manakah antara bahan berikut larut dalam air?A Aluminium silicate

B Zinc silicate

C  Sodium silicateD Calcium silicate

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Science Form 3

3

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Questions 14 and 15 refer to the figure below. Soalan 14 dan 15 rujuk rajah di bawah.14

 

Which of the following substances is formed in activities J and K ?

  Manakah antara bahan berikut terbentuk hasil dari aktiviti J dan K?

J K A Calcium carbonate Calcium hydroxide

B Calcium hydroxide Calcium carbonate

C Calcium hydroxide Calcium oxide

 D Calcium oxide Calcium hydroxide

15 Which of the following substances helps reduce soil acidity?

  Manakah antara bahan berikut membantu mengurangkan kadar keasidan tanah?

I Shells

II Limestone

III Quicklime

IV Slaked limeA I and III only

 B II and IV onlyC I, II and III only

D I, II, III and IV

16 Which of the following is a natural form of calcium carbonate?

  Manakah antara berikut adalah bahan semulajadi kalsium karbonat?I Mica

II Rubies

III Eggshells

IV Limestone

A I and III only

 B III and IV only

C I, II and III only

D I, II, III and IV

17 Which of the following facts is correct?

  Manakah antara berikut merupakan fakta atau kenyataan yang betul? A It takes a few thousand years for oil and natural gas to be formed 

B Oil and natural gas are normally found together 

C Fossil fuel is a compound

D Coal is formed from the remains of rainforest trees

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Science Form 3

4

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18

 

What is the aim of the activity shown in the figure above?

   Apakah tujuan aktiviti yang ditunjukkan seperti di atas? A To purify petroleum

B To dissolve porcelain chips

C To obtain petroleum fractions

D To study the combustion of petroleum

19

 

The figure above shows the fractional distillation of petroleum. In which of the parts

labelled A, B, C or D, is kerosene collected?

 Rajah menunjukkan penyulingan berperingkat minyak mentah.Manakah antara bahagian A B C atau D menghasilkan minyak tanah?

20 Which of the following petroleum fractions is obtained at 280oC during the fractional

distillation process?

  Manakah antara berikut adalah hasil penyulingan petrolium pada takat suhu 280ºC?

  A LubricantsB Bitumen

C Diesel

D Petrol

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Science Form 3

5

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21 Which of the following is used as fuel for aircraft?

  Manakah antara bahanapi berikut di gunakan untuk kapal udara / kapal terbang?

A Petrol

 B Kerosene

C Lubricant

D Petroleum gas

22

What is the density of the liquid in the figure shown above?

   Berapakah nilai ketumpatan cecair di atas?  A 0.08 g cm-3

   B 0.65 g cm-3 

C 6.5 g cm-3

D 8.0 g cm-3

23 A student poured 45 ml of copper sulphate solution into 20 ml of a salt solution.

Which statement is correct?

Seorang pelajar mencampurkan 45ml larutan Kuprum sulfat kepada 29 ml larutan garam.

Manakah antara berikut menerangkan kenyataan yang benar?A The final volume of the mixture is exactly (tepat) 65 ml

   B The final volume of the mixture is less than (kurang dari) 65 ml 

C The final volume of the mixture is more than (lebih dari) 65 ml

  D The final volume of the mixture depends on the type of container used

24 Wood is usually used to make. Kayu biasanya digunakan untuk membuat…

I boats

  II furniture

  III houses

  IV cars

A I and III only

B II and IV only

  C  I, II and III onlyD I, II, III and IV

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Science Form 3

6

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25

 

A spoon was used to open the lid of a can, as shown in the figure above. What do P and Qrepresent? Sudu digunakan untuk membuka penutup tin. Apakah yang mewakili P dan Q.

P Q

A

B

C 

D

Load distance

Effort distance

 Effort Load

Effort distance

Load distance

 Load Effort

26

A wheel barrow is used to carry some bricks at a building site as shown in the figure above.

Which of the parts labelled A, B, C or D, is the fulcrum?

Manakah antara lebel A B C D adalah fulcrum?

27 

An iron rod was used to lift a rock, as shown in the figure above. What do M, N and Orepresent?

 Rod besi digunakan untuk mengangkat batu. Manakah antara berikut mewakili M,N, dan O.

M N O

A

B

C 

D

Load

Load

 Effort Effort

Effort

Fulcrum

 FulcrumLoad

Fulcrum

Effort

 Load Fulcrum

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Science Form 3

7

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24 cm

16 N

40 cm

 X 28

The lever in the figure shown above is balanced. What is the value of  X ? Berapakah nilai X ?

A 5.6 N

B 6 N 

C 9.6 N

D 96 N

29

The lever in the figure shown above is in equilibrium. What is the value of  y?

   Berapakah nilai Y ?

A 25 cm

B 30 cm

C 7 mD 25 m

30 

The lever in the figure shown above is in equilibrium. What can you infer about the lever?

  Tuas di atas dalam keadaan seimbang. Apakah inferen anda mengenai tuas tersebut? X and Y are of equal magnitude

I  X  and Y act in opposite directionsII  X  is of bigger magnitude than Y 

V  X and Y act in the same direction

A  I and IV onlyB III and IV only

C II, III and IV only

D I, II, III and IV

©Mashuri Hashim

Science Form 3

8

 y

25 N

 5 m

35 N

 X 12 cm

Y 12 cm