SPM Science 2026 Sarawak Trial Set 1 Kertas 1 – 40 Questions with Answers

1

Diagram 1 shows a type of biological waste substance. Which of the following methods is the correct way to manage the biological waste substance?

A Washed with running water and thrown into a rubbish bin B Wrapped in absorbent material and packed neatly in a biohazard plastic bag C Sterilised using an autoclave, packed in a plastic bag and buried in the ground D Wrapped in newspaper, then packed in a black plastic bag to be disposed of into the chemical substance recycling bin

2

Which of the following fire extinguishers is most suitable for extinguishing fire on a person's clothing?

A Water B Sand C Fire blanket D ABC fire extinguisher

3

An unconscious teenager was pulled out from a swimming pool. Diagram 2 shows the emergency aid being given by a rescuer to the victim. Which of the following is the main purpose of the rescuer performing such action?

A To supply oxygen into the victim's lungs B To remove water that has entered the victim's respiratory tract C To restore the victim's heartbeat by using air pressure D To ensure the victim does not suffer brain damage due to insufficient carbon dioxide

4

Diagram 3 shows Puan Mariam, a pregnant woman, who is choking while eating alone at home. What is the best action Puan Mariam should take?

A Perform chest thrusts by leaning her chest against the back of a chair B Perform abdominal thrusts by leaning her abdomen over the back of a chair C Pat her own back forcefully with one hand while leaning against a wall D Drink plenty of water immediately to push the foreign object into the stomach

5

Table 1 shows the pulse rates of three different individuals while they are at rest. | Individual | Occupation | Pulse rate (bpm) | | --- | --- | --- | | K | Clerk | 72 | | L | National badminton player | 52 | | M | Security guard | 70 | Which of the following statements explains why individual **L** has the lowest pulse rate?

A Individual L has larger lung size to store oxygen B Individual L's heart needs to pump blood more frequently to supply energy C Individual L performs the least physical activity when the pulse rate is taken D Individual L has a stronger cardiac muscle compared to the other individuals

6

Razmizan is 1.60 m tall and is categorised as overweight. After referring to the Body Mass Index (BMI) chart, Razmizan is determined to lose weight to achieve the desirable weight category by targeting a BMI of 23.0 kg m⁻². How much body mass (in kg) does Razmizan need to achieve the targeted BMI?

A 51.2 kg B 58.9 kg C 62.4 kg D 65.5 kg

7

Which of the following statements is the definition of Green Technology?

A The use of advanced machines to speed up the process of deforestation B Human activities aimed at increasing factory smoke emissions C The development and application of products, equipment and systems to preserve the environment D The process of restoring forest areas that have been destroyed by using synthetic chemicals

8

Diagram 4 shows the use of excessive chemical fertiliser by a farmer in an agricultural area. What is the most effective long-term action the farmer should take to overcome this problem without affecting agricultural productivity and ecosystem balance?

A Construct barriers to prevent water from flowing into the pond B Cleaning the contaminated pond regularly C Completely stop the use of chemical fertilisers D Use organic fertilisers in appropriate quantities

9

Diagram 5 shows a stage in mitosis. What is the stage of mitosis shown in Diagram 5?

A Metaphase B Telophase C Prophase D Anaphase

10

Diagram 6 shows the karyotype of a baby girl that is analysed by a doctor. What genetic disorder does that baby have?

A Turner syndrome B Down syndrome C Haemophilia D Albinism

Sarawak Trial 2026 Science Kertas 1 · Set 1

Sarawak Trial 2026 Science Kertas 1 · Set 1

Sarawak Trial 2026 Science Kertas 1 · Set 1

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