Kedah Trial 2026 Science Kertas 1

Science

Kedah Trial 2026 Science Kertas 1

• Kedah Trial
• 40 questions
• With explanations

1

Which of the following personal protective equipment is suitable for cleaning clothing immediately when it comes into contact with chemical substances?

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A Eyewash station B Safety shower C Wearing a lab coat D Wearing gloves

T4 Chapter 1.1 Personal Protective Equipment

2

Diagram 1 shows the condition of a victim at the side of a swimming pool. What is the sign the victim is not breathing?

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A Cough B Unable to speak C No visible chest movement D Holding the neck with both hands

T4 Chapter 2.1 Cardiopulmonary Resuscitation (CPR)

3

The following information shows the Body Mass Index (BMI) of an individual. > BMI = 29.9 kg m⁻² What is the risk on health will be experienced by the individual?

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A Decrease in body's defence against diseases B Having low blood pressure C Having diabetes mellitus D Heat stroke occurs

T4 Chapter 3.4 Body Mass Index (BMI)

4

What is the importance of Green Technology in daily life?

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A Reducing carbon emissions B Generating more stable energy for industries C Reducing maintenance costs of power plants D Improving efficiency of power machines

T4 Chapter 4.1 Environmental Sustainability

5

Diagram 2 shows a graph of the forest area of a state from 2018 to 2023. What is the Green Technology application that has been implemented by the state after 2020?

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A Increasing logging permit for the industrial sector B New areas opened for agriculture C Deforestation to produce furniture D Replanting trees

T4 Chapter 4.4 Agriculture and Forestry Sector

6

Diagram 3 shows the genotypes of parent cats that have different fur colours. H represents the dominant allele for black fur while h represents the recessive allele for white fur. What percentage of kittens are born with white fur?

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A 25% B 50% C 75% D 100%

T4 Chapter 5.2 Inheritance

7

Which of the following is an example of chromosome mutation?

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A Thalassemia B Colour blindness C Sickle cell anaemia D Klinefelter syndrome

T4 Chapter 5.3 Mutation

8

Diagram 4 shows a type of animal. Which of the following statements is correct about the animal?

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A Has an exoskeleton B Has an endoskeleton C Supported by hydrostatic skeleton D Its body is made up of chitin layer

T4 Chapter 6.1 Support, Movement and Growth in Animals

9

Study the following statement. > The male teenager usually looks bigger compared to the female teenager. Which of the following statements best explains the difference between these teenagers?

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A The growth rate of the male teenager is slowing down B The female teenager undergoes rapid growth C At the age of 16-18 years, the body of the female teenager will shrink and become smaller D At the age of 16-18 years, the growth rate will begin to decrease for the female teenager and will stop eventually

T4 Chapter 6.2 Human Movement and Growth

10

Diagram 5 shows an endocrine gland. What is Z?

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A Ovary B Thyroid gland C Adrenal gland D Pituitary gland

T4 Chapter 7.1 Human Endocrine System

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