Melaka Trial 2024 Science Kertas 1

Science

Melaka Trial 2024 Science Kertas 1

• Melaka Trial
• 40 questions
• With explanations

1

Diagram 1 shows a fire extinguisher. What type of fire extinguisher is shown in the diagram above?

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A Water B Foam C Dry powder D Carbon dioxide

T4 Chapter 1.3 Fire Extinguishers

2

Diagram 2 shows a man in an emergency situation. If the man is alone at home and is choking on food to the point of difficulty breathing, what is the first step to take to help himself?

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A Get out of the house and ask a neighbour for help B Clasp both hands in the middle of the victim's chest C Place the hands between the navel and below the ribs D Bend the body towards the chair and push the abdomen in and up

T4 Chapter 2.2 Heimlich Manoeuvre

3

Diagram 3 shows the blood pressure reading for an individual. What is the blood pressure category?

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A Optimum B Normal C At risk D High blood pressure

T4 Chapter 3.3 Blood Pressure

4

Diagram 4 shows the green transport mode. Based on Diagram 4, what does X represent?

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A Bicycle B Motorcycle C Car D Van

T4 Chapter 4.5 Transportation Sector

5

Diagram 5 shows the inheritance of height trait in pea plants. Which of the following is the correct ratio of tall to dwarf for the phenotype of the offspring?

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A 1:2 B 1:3 C 2:2 D 3:1

T4 Chapter 5.2 Inheritance

6

Which of the following is an example of a discontinuous variation?

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A Weight B Height C Blood group D Intelligence

T4 Chapter 5.5 Variation

7

Study the statement below. > Practitioners of complementary medicine related to the diagnosis and treatment of mechanical disorders of the muscle system, skeleton and backbone. Which of the following careers is related to the statement above?

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A Orthopedic specialist B Chiropractor C Physiotherapist D Ophthalmologist

T4 Chapter 10.1 Traditional Medicine, Modern Medicine and Complementary Medicine

8

Diagram 6 shows a type of woody plant. What is the characteristic of the support?

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A Supported by water pressure in the plant cells B Support plants living in swamps C Roots grow from stems or branches into the soil D Get supported by spreading on the ground

T4 Chapter 6.3 Support, Growth and Stability in Plants

9

Diagram 7 shows an endocrine gland. What is R?

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A Pancreas B Pituitary gland C Thyroid gland D Adrenal gland

T4 Chapter 7.1 Human Endocrine System

10

Which of the following is the effect of drug and alcohol abuse on physical and mental health?

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A Hormonal imbalance B Unclear speech C Liver cirrhosis D Slow reflex action

T4 Chapter 7.2 Disruptions to Body Coordination

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