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Form 4 Science

01 Safety Steps in Laboratory

1.1 Personal Protective Equipment Sample Lesson

1.1.1 Personal Protective Equipment (Q&A)

1.1.2 Personal Protective Equipment (T/F)

1.1.3a Laboratory Personal Protective Equipment (MCQ)

1.1.3b Laboratory Personal Protective Equipment (MCQ-Hard)

1.2 Disposal of Waste Sample Lesson

1.2.1 Disposal of Waste (Q&A)

1.2.2 Disposal of Waste (T/F)

1.2.3a Laboratory Waste Disposal (MCQ)

1.2.3b Laboratory Waste Disposal (MCQ-Hard)

1.3 Fire Extinguishers Sample Lesson

1.3.1 Fire Extinguishers (Q&A)

1.3.2 Fire Extinguishers (T/F)

1.3a Fire Extinguisher Types, Usage, and Safety Guide (MCQ)

1.3b Fire Extinguisher Types, Usage, and Safety Guide (MCQ-Hard)

02 First Aids

2.1 Cardiopulmonary Resuscitation (CPR) Sample Lesson

2.1.1 Cardiopulmonary Resuscitation (CPR) (Q&A)

2.1.2 Cardiopulmonary Resuscitation (CPR) (T/F)

2.1a Cardiopulmonary Resuscitation (CPR) (MCQ)

2.1b Cardiopulmonary Resuscitation (CPR) (MCQ-Hard)

2.2 Heimlich Manoeuvre

2.2.1 Heimlich Manoeuvre (Q&A)

2.2.2 Heimlich Manoeuvre (T/F)

2.2a Heimlich Manoeuvre (MCQ)

2.2b Heimlich Manoeuvre (MCQ-Hard)

03 Techniques to Measure Body Health Parameter

3.1 Body Temperature

3.1.1 Body Temperature (Q&A)

3.1.2 Body Temperature (T/F)

3.1a Body Temperature: Measurement, Techniques, and Interpretation (MCQ)

3.1b Body Temperature: Measurement, Techniques, and Interpretation (MCQ-Hard)

3.2.1 Pulse Rate (Q&A)

3.2.2 Pulse Rate (T/F)

3.2a Pulse Rate: Measurement, Points, and Influencing Factors (MCQ)

3.2b Pulse Rate: Measurement, Points, and Influencing Factors (MCQ-Hard)

3.3 Blood Pressure

3.3.1 Blood Pressure (Q&A)

3.3.2 Blood Pressure (T/F)

3.3a Understanding Blood Pressure: Measurement, Readings, and Health Implications (MCQ)

3.3b Understanding Blood Pressure: Measurement, Readings, and Health Implications (MCQ-Hard)

3.4 Body Mass Index (BMI)

3.4.1 Body Mass Index (BMI) (Q&A)

3.4.2 Body Mass Index (BMI) (T/F)

3.4a Body Mass Index (BMI): Definition, Formula, Chart & Health Risks (MCQ)

3.4b Body Mass Index (BMI): Definition, Formula, Chart & Health Risks (MCQ-Hard)

04 Green Technology in Preserving Nature

4.1 Environmental Sustainability

4.1.1 Environmental Sustainability (Q&A)

4.1.2 Environmental Sustainability (T/F)

4.1a Green Technology and Policy in Malaysia (MCQ)

4.1b Green Technology and Policy in Malaysia (MCQ-Hard)

4.2 Energy Sector

4.2.1 Energy Sector (Q&A)

4.2.2 Energy Sector (T/F)

4.2a Revolutionising the Energy Sector (MCQ)

4.2b Revolutionising the Energy Sector (MCQ-Hard)

4.3 Waste and Wastewater Management Sector

4.3.1 Waste and Wastewater Management Sector (Q&A)

4.3.2 Waste and Wastewater Management Sector (T/F)

4.3a Waste and Wastewater Management Solutions (MCQ)

4.3b Waste and Wastewater Management Solutions (MCQ-Hard)

4.4 Agriculture and Forestry Sector

4.4.1 Agriculture and Forestry Sector (Q&A)

4.4.2 Agriculture and Forestry Sector (T/F)

4.4a Agriculture and Forestry Sector (MCQ)

4.4b Agriculture and Forestry Sector (MCQ-Hard)

4.5 Transportation Sector

4.5.1 Transportation Sector (Q&A)

4.5.2 Transportation Sector (T/F)

4.5a Sustainable Transportation Solutions (MCQ)

4.5b Sustainable Transportation Solutions (MCQ-Hard)

4.6 Green Technology and Life

4.6.1 Green Technology and Life (Q&A)

4.6.2 Green Technology and Life (T/F)

4.6a Individual Action on Climate Change (MCQ)

4.6b Individual Action on Climate Change (MCQ-Hard)

05 Genetic

5.1 Cell Division

5.1.1 Cell Division (Q&A)

5.1.2 Cell Division (T/F)

5.1a Mitosis and Meiosis (MCQ)

5.1b Mitosis and Meiosis (MCQ-Hard)

5.2 Inheritance

5.2.1 Inheritance (Q&A)

5.2.2 Inheritance (T/F)

5.2a Fundamentals of Genetic Inheritance (MCQ)

5.2b Fundamentals of Genetic Inheritance (MCQ-Hard)

5.3.1 Mutation (Q&A)

5.3.2 Mutation (T/F)

5.3a Mutation and Genetic Disorders (MCQ)

5.3b Mutation and Genetic Disorders (MCQ-Hard)

5.4 Genetic Engineering Technology

5.4.1 Genetic Engineering Technology (Q&A)

5.4.2 Genetic Engineering Technology (T/F)

5.4a Technology, Impact, Ethics & Applications (MCQ)

5.4b Technology, Impact, Ethics & Applications (MCQ-Hard)

5.5.1 Variation (Q&A)

5.5.2 Variation (T/F)

5.5a Continuous and Discontinuous Traits (MCQ)

5.5b Continuous and Discontinuous Traits (MCQ-Hard)

06 Support, Movement and Growth

6.1 Support, Movement and Growth in Animals

6.1.1 Support, Movement and Growth in Animals (Q&A)

6.1.2 Support, Movement and Growth in Animals (T/F)

6.1a Biological Support, Movement, and Growth (MCQ)

6.1b Biological Support, Movement, and Growth (MCQ-Hard)

6.2 Human Movement and Growth

6.2.1 Human Movement and Growth (Q&A)

6.2.2 Human Movement and Growth (T/F)

6.2a Human Movement and Growth (MCQ)

6.2b Human Movement and Growth (MCQ-Hard)

6.3 Support, Growth and Stability in Plants

6.3 Support, Growth and Stability in Plants (Q&A)

6.3.2 Support, Growth and Stability in Plants (T/F)

6.3a Plant Support, Growth, and Stability (MCQ)

6.3b Plant Support, Growth, and Stability (MCQ-Hard)

07 Body Coordination

7.1 Human Endocrine System

7.1.1 Human Endocrine System (Q&A)

7.1.2 Human Endocrine System (T/F)

7.1.1a Hormones, Glands, and Balance (MCQ)

7.1.3b Hormones, Glands, and Balance (MCQ-Hard)

7.2 Disruptions to Body Coordination

7.2.1 Disruptions to Body Coordination (Q&A)

7.2.2 Disruptions to Body Coordination (T/F)

7.2.3a Drug and Alcohol Effects on Body Coordination (MCQ)

7.2.3b Drug and Alcohol Effects on Body Coordination (MCQ-Hard)

7.3 Healthy Mind

7.3.1 Healthy Mind (Q&A)

7.3.2 Healthy Mind (T/F)

7.3.3a Characteristics, Factors, and Importance (MCQ)

7.3.3b Characteristics, Factors, and Importance (MCQ-Hard)

08 Element and Substance

8.1.1 Matter (Q&A)

8.1.2 Matter (T/F)

8.1.3a Introduction to Matter and its Classification (MCQ)

8.1.3b Introduction to Matter and its Classification (MCQ-Hard)

8.2 Modern Periodic Table of Elements

8.2.1 Modern Periodic Table of Elements (Q&A)

8.2.2 Modern Periodic Table of Elements (T/F)

8.2.3a Organisation, Groups, and Trends (MCQ)

8.2.3b Organisation, Groups, and Trends (MCQ-Hard)

8.3.1 Isotope (Q&A)

8.3.2 Isotope (T/F)

8.3.3a An Outline of Isotopes and Their Uses (MCQ)

8.3.3b An Outline of Isotopes and Their Uses (MCQ-Hard)

09 Industry Chemistry

9.1.1 Alloy (Q&A)

9.1.2 Alloy (T/F)

9.1.3a Composition, Properties, and Uses (MCQ)

9.1.3b Composition, Properties, and Uses (MCQ-Hard)

9.2 Glass and Ceramic

9.2.1 Glass and Ceramic (Q&A)

9.2.2 Glass and Ceramic (T/F)

9.2.3a Glass and Ceramics Overview (MCQ)

9.2.3b Glass and Ceramics Overview (MCQ-Hard)

9.3.1 Polymer (Q&A)

9.3.2 Polymer (T/F)

9.3.3a Types, Polymerisation, Depolymerisation, and Vulcanisation (MCQ)

9.3.3b Types, Polymerisation, Depolymerisation, and Vulcanisation (MCQ-Hard)

10 Chemistry in Medical and Healthcare

10.1 Traditional Medicine, Modern Medicine and Complementary Medicine

10.1.1 Traditional Medicine, Modern Medicine and Complementary Medicine (Q&A)

10.1.2 Traditional Medicine, Modern Medicine and Complementary Medicine (T/F)

10.1.3a Traditional Medicine, Modern Medicine and Complementary Medicine (MCQ)

10.1.3b Approaches to Medicine: Traditional, Modern, and Complementary (MCQ-Hard)

10.2 Free Radicals

10.2.1 Free Radicals (Q&A)

10.2.2 Free Radicals (T/F)

10.2.3a Formation, Impact, and Health Implications (MCQ)

10.2.3b Formation, Impact, and Health Implications (MCQ-Hard)

10.3 Antioxidant Substances

10.3 Antioxidant Substances

10.3.2 Antioxidant Substances (T/F)

10.3.a Antioxidants: Properties, Sources, and Functions (MCQ)

10.3.3b Antioxidants: Properties, Sources, and Functions (MCQ-Hard)

10.4 Health Products

10.4.1 Health Products (Q&A)

10.4.2 Health Products (T/F)

10.4.3a Definition, Active Ingredients, Benefits, and Regulation (MCQ)

10.4.3b Definition, Active Ingredients, Benefits, and Regulation (MCQ-Hard)

11 Force and Motion

11.1 Linear Motion

11.1.1 Linear Motion (Q&A)

11.1.2 Linear Motion (T/F)

11.1.3a Fundamentals of Linear Motion Physics (MCQ)

11.1.3b Fundamentals of Linear Motion Physics (MCQ-Hard)

11.2 Linear Motion Graphs

11.2.1 Linear Motion Graphs (Q&A)

11.2.2 Linear Motion Graphs (T/F)

11.2.3a Displacement-Time and Velocity-Time Analysis (MCQ)

11.2.3b Displacement-Time and Velocity-Time Analysis (MCQ-Hard)

11.3 Gravitational Acceleration and Free Fall

11.3.1 Gravitational Acceleration and Free Fall (Q&A)

11.3.2 Gravitational Acceleration and Free Fall (T/F)

11.3.3a Gravitational Acceleration and Free Fall (MCQ)

11.3.3b Gravitational Acceleration and Free Fall (MCQ-Hard)

11.4 Mass and Inertia

11.4.1 Mass and Inertia (Q&A)

11.4.2 Mass and Inertia (T/F)

11.4.3a Definitions, Units, and Effects (MCQ)

11.4.3b Definitions, Units, and Effects (MCQ-Hard)

12 Nuclear Energy

12.1 The Use of Nuclear Energy

12.1.1 The Use of Nuclear Energy (Q&A)

12.1.2 The Use of Nuclear Energy (T/F)

12.1.3a Nuclear Energy: Benefits and Applications (MCQ)

12.1.3b Nuclear Energy: Benefits and Applications (MCQ-Hard)

12.2 The Production of Nuclear Energy

12.2.1 The Production of Nuclear Energy (Q&A)

12.2.2 Production of Nuclear Energy (T/F)

12.2.3a Fission, Fusion, and Power Generation (MCQ)

12.2.3b Fission, Fusion, and Power Generation (MCQ-Hard)

12.3 Impact of Using Nuclear Energy

12.3.1 Impact of Using Nuclear Energy (Q&A)

12.3.2 Impact of Using Nuclear Energy (T/F)

12.3.3a Nuclear Energy: Benefits, Risks, and Impacts (MCQ)

12.3.3b Nuclear Energy: Benefits, Risks, and Impacts (MCQ-Hard)

12.4 Nuclear Energy in Malaysia

12.4.1 Nuclear Energy in Malaysia (Q&A)

12.4.2 Nuclear Energy in Malaysia (T/F)

12.4.3a Nuclear Energy Debate: The Case of Malaysia (MCQ)

12.4.3b Nuclear Energy Debate: The Case of Malaysia (MCQ-Hard)

1.2.3b Laboratory Waste Disposal (MCQ-Hard)

Form 4 Science
1.2 Disposal of Waste
1.2.3b Laboratory Waste Disposal (MCQ-Hard)

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Question 1 of 5

1. Question
1 point(s)
A technician has a small amount of residual formaldehyde solution. How should this volatile material be collected and stored prior to disposal by trained personnel?
- Poured down a specialized ventilation hood drain.
- Placed in an open waste container to allow vapors to dissipate.
- Stored in a sealed, clearly labeled waste container designated for volatile chemicals.
- Mixed with water and disposed of in the general chemical waste bin.
Correct

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Question 2 of 5

2. Question
1 point(s)
You have a small quantity of concentrated sodium hydroxide solution (pH > 13). Before sink disposal, what critical step must be performed to comply with disposal guidelines?
- Dilute the solution with ten times its volume of water.
- The solution must be neutralized until its pH is within the 5 to 9 range.
- Dispose of it directly into the sink, followed by running water for five minutes.
- Transfer the solution to a heavy metals waste container.
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Question 3 of 5

3. Question
1 point(s)
When managing a container of Uranium-235 (a radioactive substance), which general resource is most critical for finding the specific, detailed procedure for handling and final disposal?
- The lab's General Operating Procedures (GOP) manual.
- The Safety Data Sheet (SDS).
- The biological waste Category C guidelines.
- The sink disposal guidelines (pH 5 to 9).
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Question 4 of 5

4. Question
1 point(s)
After immediately notifying the supervisor of a non-mercury liquid chemical spill, what is the correct and necessary sequence of next actions?
- Apply sand to absorb the spill, then put on appropriate PPE.
- Use appropriate materials (e.g., sand) to absorb, then isolate the area.
- Isolate the spill area, then use appropriate material (e.g., sand) to absorb the spill.
- Dispose of the waste, then contact relevant authorities.
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Question 5 of 5

5. Question
1 point(s)
The primary purpose of autoclaving Category B biological waste (non-sharp solids) prior to final disposal is to ensure:
- Compaction of the waste to save space in the landfill.
- Sterilisation to neutralize potential infectious pathogens.
- Neutralization of any residual chemical preservatives.
- Separation of sharp and non-sharp components of the waste.
Correct

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