F4 SCIENCE (BI)

1. The Science Laboratory is a room prepared specially to carry out an activity. What is this activity?

• A. Storing harmful substances

• B. Using personal protective equipment

• C. Learning science concept

• D. Conduct an experiment

What is the name of this equipment?

• A. Goggles

• B. Lab visor

• C. Safety helmet

• D. Self-protection helmet

3. Which of the following activities required the use of glove?

• A. Pouring distilled water into a measuring cylinder

• B. Use a safety shower

• C. Using an eyewash station

• D. Catching earthworms

4. Why does the burning of iodine crystal is carried out in a fume chamber?

• A. So that the iodine vapour is not contaminated by air

• B. So that the iodine crystal does not vapourise easily

• C. So that the iodine vapour does not contaminate the air

• D. So that iodine crystal is not contaminated by dangerous substances

5. What type of substance if spilled in the laboratory requires assistance from the Fire and Rescue Department for further action?

• A. Mercury

• B. Petrol

• C. Cooking oil

• D. Grease

6. What type of fire extinguisher requires to extinguish fires cause by electrical devices with a voltage of 240 V?

• A. Water extinguisher

• B. Foam extinguisher

• C. Dry powder extinguisher

• D. Wet chemical extinguisher

7. Wet chemical extinguisher is used to extinguish fire caused by substance X. Give an example of substance X.

• A. Kerosene

• B. Ethane

• C. Sodium

• D. Unsaturated cooking oil

8. When is the emergency given to an accident victim?

• A. Before the arrival of paramedics

• B. Upon the arrival of paramedics

• C. After the departure of paramedics

• D. While in the hospital

What is the purpose of this process?

• A. Measure body temperature

• B. To detect response from the victim

• C. To measure blood pressure

• D. To check for pulse

10. Which of the following illness usually requires CPR?

• A. Cancer

• B. Flu

• C. Heart attack

• D. Fever