1 Diagram 1 shows the waste materials found in the Science laboratory. Which of the waste materials in Diagram 1 can be safely disposed of in the laboratory sink? star A Burning pieces of paper B Weak acid C Organic solvent D Broken glass pieces T4 Chapter 1.2 Disposal of Waste
2 Which type of fire extinguisher is most suitable to extinguish this type of fire as in the Diagram 2? star A Dry powder type fire extinguisher B Foam type fire extinguisher C Carbon dioxide type fire extinguisher D Water type fire extinguisher T4 Chapter 1.3 Fire Extinguishers
3 Diagram 3 shows student suddenly chokes while eating bread during recess at the school canteen. The student gestures toward their neck and seems unable to speak or cough. What is the most appropriate action the victim's friend should take in this situation? star A Slap the victim's back firmly several times. B Offer water to help push the bread down. C Pull the victim's arms up and pat the chest. D Stand behind the victim and perform the Heimlich Maneuver. T4 Chapter 2.2 Heimlich Manoeuvre
4 Which of the following is the best instrument to measure students' body temperature during a pandemic situation? star A Clinical thermometer B Infrared thermometer C Laboratory thermometer D Rectal thermometer T4 Chapter 3.1 Body Temperature
5 Table 1 below shows the BMI data of two students. | Student | Mass (kg) | Height (m) | BMI | | :---- | :--------- | :------------- | :-- | | Aminah | 45 | 1.55 | 18.7 | | Sarah | 82 | 1.60 | 32.0 | What is the most accurate finding based on the analysis of BMI data for Aminah and Sarah? star A Aminah is in the normal BMI range, while Sarah is in the obese category. B Aminah is in the obese category, while Sarah is in the normal category. C Both are in the normal category. D Aminah needs to gain weight to reach the normal category like Sarah. T4 Chapter 3.4 Body Mass Index (BMI)
6 Which of the following is an example of green technology in the transportation sector? star A A racing motorcycle that uses leaded petrol. B An electric car that does not use fossil fuels. C A lorry transporting goods using diesel. D Tend to use single occupant vehicles. T4 Chapter 4.5 Transportation Sector
7 Diagram 4 shows a stage in the process of mitosis. What occurs during the stage shown in Diagram 4? star A Each chromosome is arranged at the equatorial plane. B Chromosomes become short and thick. C Each chromatid separates and moves to opposite poles. D Two new nuclei are formed. T4 Chapter 5.1 Cell Division
8 Which of the following is an example of a chromosomal mutation? star A Albinism B Thalassemia C Colour blindness D Turner Syndrome T4 Chapter 5.3 Mutation
9 Diagram 5 shows an example of the product of genetic engineering. Genetic research in agriculture produces breed of plant with certain desired characteristics. Which of the following is one of the desired characteristic? star A Has higher nutritional value B Less resistance to pests and diseases C Fruits are matures slowly and large in size D Small fruit and sweet flesh T4 Chapter 5.4 Genetic Engineering Technology
10 Which human trait shows discontinuous variation? star A Intelligence B Body weight C Blood group D Skin colour T4 Chapter 5.5 Variation
11 Diagram 6 shows a giraffe from position R to position S. | | Height of centre of gravity | Stability | |---|---|---| | A | Increases | Increases | | B | Increases | Decreases | | C | Decreases | Increases | | D | Decreases | Decreases | star A Increases, Increases B Increases, Decreases C Decreases, Increases D Decreases, Decreases T4 Chapter 6.1 Support, Movement and Growth in Animals
12 Which of the following is the correct function of tendon? star A Acts as a lubricant to joints B Acts as a cushion and gives protection to joints C To connect muscles to bone D To connect bones to bones T4 Chapter 6.2 Human Movement and Growth
13 Diagram 7 shows a mangrove tree and a cucumber tree Which of the following is the correct match for structure P and structure Q and their functions? | | Structure P | Structure Q | | | Structure P | Structure Q | | A | Buttress roots | Clasping roots | | | Supporting the survival of pakau trees in swampy areas | Support for obtaining sunlight | | B | Stilt root | Tendrills | | | Supporting the survival of pakau trees in swampy areas | Support for gaining sunlight | | C | Prop roots | Tendrills | | | Support the pakau tree to get sunlight | Support for gaining sunlight | | D | Stilt root | Clasping roots | | | Supporting the survival of pakau trees in swampy areas | Support for obtaining sunlight | star A Buttress roots, Clasping roots B Stilt root, Tendrills C Prop roots, Tendrills D Stilt root, Clasping roots T4 Chapter 6.3 Support, Growth and Stability in Plants
14 Diagram 8 shows an X endocrine gland. What is the function of the hormone secreted by the X gland? star A Insulin B Thyroxine C Adrenaline D Estrogen T4 Chapter 7.1 Human Endocrine System
15 Diagram 9 shows one effect of alcohol consumption on humans. How does this happen as a result of excessive alcohol consumption? star A Alcohol has a negative effect on the cerebrum part of the brain. B Alcohol causes hormonal imbalances. C Alcohol slows down the nervous system's response to stimuli. D Alcohol causes poor muscle coordination and loss of body balance. T4 Chapter 7.2 Disruptions to Body Coordination
16 Diagram 10 shows an element found in the Modern Periodic Table of Elements. Among the following matches, which is the correct group and period position for the element S? | | Period | Group | |:---|:---|:---| | A | 2 | 2 | | B | 3 | 2 | | C | 3 | 1 | | D | 2 | 1 | star A 2, 2 B 3, 2 C 3, 1 D 2, 1 T4 Chapter 8.2 Modern Periodic Table of Elements
17 Table 2 shows the information of two bromine isotopes. | Isotope | Number of proton | Number of neutron | Nucleon number | | :---------------- | :--------------------------------- | :-------------------------------- | :----------------------------- | | Bromine-79 | X | Y | 79 | | Bromine-81 | 35 | Z | 81 | Which of the following are X, Y and Z? | | X | Y | Z | | :- | :- | :- | :- | | A | 33 | 46 | 35 | | B | 35 | 44 | 33 | | C | 33 | 44 | 46 | | D | 35 | 44 | 46 | star A 33, 46, 35 B 35, 44, 33 C 33, 44, 46 D 35, 44, 46 T4 Chapter 8.3 Isotope
18 The information below shows the properties of two examples of alloys. ALLOY A - Lightweight - Corrosion resistant - Pure aluminum metal ALLOY B - Hard - Strong - Pure metal iron Which of the following is correct about the uses of alloy A and alloy B? | | Alloy A | Alloy B | |---|---|---| | A | To make frame of aircrafts | Construction materials for building | | B | To make decorative | Construction materials for bridges | | C | To make monuments | To make frame of aircrafts | | D | To make keys | To make medals | star A To make frame of aircrafts, Construction materials for building B To make decorative, Construction materials for bridges C To make monuments, To make frame of aircrafts D To make keys, To make medals T4 Chapter 9.1 Alloy
19 Among the following types of glass, which is suitable for making laboratory apparatus such as boiling tubes? star A Lead crystal glass B Soda lime glass C Borosilicate glass D Fused silica glass T4 Chapter 9.2 Glass and Ceramic
20 Diagram 11 shows a situation faced by a man. What is material S? star A Antioxidants B Free radicals C Ammonia D Sulphur T4 Chapter 1.2 Disposal of Waste
21 Diagram 12 shows the condition of an apple exposed to air after being cut and undergoing process X. Which of the following is the correct match to represent process X and the solution that can slow down process X in apples? | | Process X | Solutions that can slow down process X | |---|---|---| | A | Neutralization | Sugar solution | | B | Oxidation process | Distilled water | | C | Neutralization | Sodium bicarbonate solution | | D | Oxidation process | Salt solution | star A Neutralization, Sugar solution B Oxidation process, Distilled water C Neutralization, Sodium bicarbonate solution D Oxidation process, Salt solution T4 Chapter 10.3 Antioxidant Substances
22 Diagram 13 shows the motion graph of a motorcycle Based on the graph above, determine the total displacement traveled by the motorcycle Displacement = area under the velocity-time graph star A 1100 m B 1350 m C 1500 m D 2700 m T4 Chapter 11.2 Linear Motion Graphs
23 Diagram 14 shows feathers being dropped into two cylindrical tubes A and B. Which of the following is true about the situation? | | A | B | |:---|:---|:---| | A | Affected by gravitational force and air resistance | Affected by gravitational force and air resistance | | B | Affected by gravitational force and air resistance | Not affected by gravitational force and air resistance | | C | Affected by gravitational force and air resistance | Affected by gravitational force and no air resistance | | D | Affected by gravitational force and no air resistance | Affected by gravitational force and air resistance | star A Affected by gravitational force and air resistance, Affected by gravitational force and air resistance B Affected by gravitational force and air resistance, Not affected by gravitational force and air resistance C Affected by gravitational force and air resistance, Affected by gravitational force and no air resistance D Affected by gravitational force and no air resistance, Affected by gravitational force and air resistance T4 Chapter 11.3 Gravitational Acceleration and Free Fall
24 Nuclear power plants supply electricity to urban areas. However, their use is still debated in terms of safety and environmental impact. Which method can be taken to reduce the negative effects of nuclear energy use on the environment? star A Safe management of radioactive waste B Dispose radioactive waste into the river C Keep radioactive waste in iron barrel D Reuse radioactive waste T4 Chapter 12.1 The Use of Nuclear Energy
25 Diagram 15 shows one nuclear power plant Based on Diagram 15, what are the main process that occur in a nuclear power plant? star A Evaporation of water to produce steam B Combustion of uranium to produce heat C Conversion of heat to kinetic energy D Fission of uranium nuclei releases energy T4 Chapter 12.2 The Production of Nuclear Energy
26 Which microorganism is used in the fermentation? star A Virus B Yeast C Algae D Bacteria T5 Chapter 1.2a Applications of Useful Microorganisms in Daily Life
27 The information below shows the uses of material S. - Remove odour - Produces enzyme - Improves the fishing industry What is material S? star A Eco enzyme cleaning solution B Chemical cleaning solution C Lactobacillus sp bacterial serum D Green cleaning solution T5 Chapter 1.2b Uses of Lactobacillus sp. Bacterial Serum
28 Table 3 shows the condition of three types of plants A, B and C. | Plant | Condition of plant | | A | The leaves on the upper side are smaller and fall off easily | | B | The leaves on the upper side are smaller and purple | | C | The leaves on the upper side have brown spots, curled tips and chlorosis | Which of the following statements is correct? star A All plants lack the element carbon B Plant C lacks potassium C Plant B lacks nitrogen D Plant A lacks phosphorus T5 Chapter 2.2b Effects of Nitrogen, Phosphorus and Potassium Deficiency on Plant Growth
29 Diagram 16 shows part of the Nitrogen Cycle. Which of the following correctly represents bacteria Q and bacteria P? | | Bacteria P | Bacteria Q | |---|---|---| | A | Decomposing bacteria | Nitrogen-fixing bacteria | | B | Nitrogen-fixing bacteria | Denitrifying bacteria | | C | Decomposing bacteria | Nitrifying bacteria | | D | Denitrifying bacteria | Nitrifying bacteria | star A Decomposing bacteria, Nitrogen-fixing bacteria B Nitrogen-fixing bacteria, Denitrifying bacteria C Decomposing bacteria, Nitrifying bacteria D Denitrifying bacteria, Nitrifying bacteria T5 Chapter 2.3a Nitrogen Cycle: Processes that Add Nitrate Ions to the Soil T5 Chapter 2.3b Nitrogen Cycle: Extraction of Nitrate Ions and Importance
30 Diagram 17 shows a type of food What is the most suitable processing technology to use so that the makanan In Diagram 17 lasts longer? star A Irradiation B Pasteurization C Dehydration D Vacuum packaging T5 Chapter 2.5a Methods of Food Processing Technology
31 The information below shows the causes of one type of environmental pollution P. - Deforestation - Industrial activities - Combustion of fuels in vehicles or machines Which of the following is the type of the environmental pollution P? star A Thermal pollution B Air pollution C Water pollution D Soil pollution T5 Chapter 3.2a Types and Sources of Environmental Pollution
32 Among the reactant pairs in Table 4, which one can produce a high reaction rate? | R | 1.0 mol dm^-3 hydrochloric acid | | S | 0.001 mol dm^-3 hydrochloric acid | | T | Marble powder | | U | Marble chips | star A R and T B T and U C S and U D S and T T5 Chapter 4.2a Factors Affecting the Rate of Reaction
33 Diagram 18 shows an experiment carried out in the laboratory What factors affect the rate of the reaction above? star A Size of marble B Concentration of hydrochloric acid C Surrounding temperature D Pressure T5 Chapter 4.2a Factors Affecting the Rate of Reaction
34 The information below is an effect of taking excessive amounts of substance X. - Blurred vision - Irritation to stomach wall causes bleeding and ulcers - Damage to liver cells What is substance X? star A Health supplements B Fatty foods C Alcohol D Antibiotics T5 Chapter 5.3 Alcohol
35 Diagram 19 shows a cross-section of an artery affected by atherosclerosis. Which food, if consumed in excess, can cause the deposition of substance S on the artery walls? star A Coconut oil B Groundnut C Milk D Butter T5 Chapter 5.4 Fats
36 Diagram 20 shows a cross section of a palm oil fruit. Among the following structures of the oil palm fruit, which part produces high quality palm oil? star A U B S C T D R T5 Chapter 5.5a Palm Oil: Structure, Extraction and Composition
37 Diagram 21 shows the apparatus for the wastewater treatment process using the electrocoagulation method. Which statement is true about the electrolysis of wastewater process shown in Diagram 21? star A Hydrogen gas bubbles are released from the cathode and rise to the surface of the water B Hydrogen gas bubbles are released from the anode and rise to the surface of the water. C Aluminium is used as the cathode and ionizes to produce aluminium ions, Al^3+ D Aluminium is used as the cathode and produces hydrogen gas T5 Chapter 6.1a Electrolytic Cell: Components and Electrolysis Process
38 Diagram 22 shows several ray diagrams. Among all the light ray diagrams in Diagram 22, which one is correct? star A E and G B F and H C E and H D F and G T5 Chapter 7.1b Formation of Images by Lenses: Ray Diagrams and Image Characteristics
39 Which of the following statements is correct about Pascal's principle? star A The velocity of the fluid will be transmitted uniformly throughout the entire fluid. B The mass of the fluid will be transmitted uniformly throughout the entire fluid. C The force applied to the fluid is transmitted uniformly throughout the entire fluid. D The pressure applied to the fluid is transmitted uniformly throughout the entire fluid. T5 Chapter 8.1a Pressure in Fluids: Pascal's Principle and the Hydraulic System
40 Diagram 23 shows the types of satellite orbits that surround the Earth Among A, B, C and D in Diagram 23, which orbit represents High Earth Orbit (HEO)? star A A B B C C D D T5 Chapter 9.1a Satellite: Types of Orbits