Fire safety knowledge test questions thank you!

1. True or false questions (each question 1, * * each question 10) 1. Fire types in China are generally divided into Class A and Class B, namely, liquid fire and solid fire. (10) 2. Class B fire only refers to the fire that can melt solid substances. (10) 3. When using dry powder fire extinguisher, put out the fire at a place about 3m away from the fire point. (10) 4. When putting out a fire, people should stay downwind. Once the room is on fire, you should open the doors and windows to keep the air circulating. (10) 6. 1 1 floor is on fire. Take the elevator to 1 floor. 10. 7. At the scene of the fire, you should stand and walk through the smoke area without crawling or bending forward. ㈩8。 In case of fire, keep calm, don't panic, and actively save yourself. (√)9. Before using the dry powder fire extinguisher, turn the extinguisher upside down several times to loosen the dry powder in the cylinder. (√) 10. If the whole building is on fire, pay attention to personal safety, escape from the fire site in time, and ask professionals to put out the fire. (√) Second, multiple-choice questions (2 points for each question, 20 points for * * *. There is at least one correct answer. If you choose wrong, you can't score. The selected option is 1). 1. Regarding the use of dry powder fire extinguishers, the following statements are correct: (BC) A. When used outdoors, it should occupy the downwind direction. B. Pull out the safety pin before use. When putting out a liquid fire, it should be from the side of the flame. Aiming at the root of the flame, spraying D is generally used for extinguishing the fire with chemical reagents and precision instruments. 2. When using dry powder fire extinguisher to put out solid fire, it should be (ABCD )A, and the nozzle of the fire extinguisher should be aimed at the most violent place B, and the nozzle of the fire extinguisher should be sprayed left and right, so that it can be sprayed evenly on the surface of the burning object D until the fire is completely extinguished. 3. The following substances causing Class A fire are (BC)A, methanol B, original recording paper C, plush toy D and sodium 4. The fire-fighting equipment in the building where the hotel is located includes (AB )A, dry powder fire extinguisher B, fire hydrant C, carbon dioxide fire extinguisher D and fire truck 5. The basic principles of fire prevention are: (ABCD)A, controlling combustible b, isolating air c, eliminating fire source d, and preventing fire from spreading. The Fire Protection Law of People's Republic of China (PRC) stipulates that all units and individuals have (ABCD). A, maintain fire safety b, protect fire facilities c, prevent fire d, report fire 7. The development process of indoor fire can be divided into (B C D)..A, smoldering stage b, initial stage c, development stage d, descending stage 8, and the ways of heat transfer are (A C D). A, heat conduction b, thermal induction c, thermal convection d, thermal radiation 9. The cause of electrical fire may be (ABCD). A, short circuit B, overload C, improper use of electric heating appliances D, leakage 10. If you are awakened by fire smoke while sleeping, the correct way is (BC) if conditions permit. A, quickly open the doors and windows; B, close the doors and windows of the combustion room before going out; C, cover your nose and mouth with a towel and quickly bend down to a safe area; D, hide under the bed and wait for the fire brigade to come to the rescue.