Others Trial 2024 Science Kertas 1 · SBP

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Others Trial 2024 Science Kertas 1 · SBP

• Trial SBP
• 40 questions
• With explanations

1

Diagram 1 shows a personal protective equipment. What is the tool?

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A Safety goggles B Face mask C Lab coat D Gloves

T4 Chapter 1.1 Personal Protective Equipment

2

The statement below is about biological waste. > This solid biological waste is decontaminated and put into a leak-proof autoclave bag. Based on the above statement, state the category of biological waste that corresponds to the statement.

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A Category A B Category B C Category C D Category D

T4 Chapter 1.2 Disposal of Waste

3

Which of the following types of fire extinguishers can be used to extinguish fires caused by reactive metals?

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A Water B Foam C Dry powder D Carbon dioxide

T4 Chapter 1.3 Fire Extinguishers

4

Diagram 2 shows an unconscious victim. The person is unconscious and not breathing. What should be done first before emergency aid is given?

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A Give five initial rescue breaths B Give chest compressions 30 times C Tilt the victim's head back and lift the chin D Ask for help from any bystander to contact 999

T4 Chapter 2.1 Cardiopulmonary Resuscitation (CPR)

5

Human body temperature should be in the normal range. What is body temperature?

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A Body heat B A thing that is measured with a thermometer C A degree of coldness of the human body D The degree of hotness and coldness of the human body

T4 Chapter 3.1 Body Temperature

6

Diagram 3 shows the blood pressure reading for a student. What is his systolic and diastolic pressure? | | Systolic pressure (mmHg) | Diastolic pressure (mmHg) | |---|---|---| | A | 80 | 120 | | B | 90 | 100 | | C | 100 | 90 | | D | 120 | 80 |

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A A B B C C D D

T4 Chapter 3.3 Blood Pressure

7

Which of the following is the best reason for a forest to be known as the 'lungs of the Earth'?

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A The rainforest is a rainfall area B Forests are the habitat for many animals C Green plants carry out the process of photosynthesis D There are many natural resources available from the forest

T4 Chapter 4.1 Environmental Sustainability

8

Diagram 4 shows a process that occurs during meiosis. What is the effect of the process?

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A Four new daughter cells will be formed B New genetic combinations of traits would be produced C Gene mutations and chromosome mutations will occur D Chromosomes will not divide completely

T4 Chapter 5.1 Cell Division

9

Diagram 5 shows a boy with a mutation. Which of the following is the genotype of the boy?

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A 44 + XX B 44 + XY C 45 + XY D 45 + XX

T4 Chapter 5.3 Mutation

10

Which of the following is an environmental factor that affects variation?

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A Mutation B Sunlight C Crossing over process D Random chromosome arrangement

T4 Chapter 5.5 Variation

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