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Lab Safety

Lab Safety- PRACTICE TEST

QuestionAnswer
If a fire erupts, immediately A. notify the teacher. B. run for the fire extinguisher. C. throw water on the fire. D. open the windows. A. notify the teacher.
Approved eye protection devices (such as goggles) are worn in the laboratory A. to avoid eye strain. B. to improve your vision. C. only if you do not have corrective glasses. D. any time chemicals, heat, or glassware are used. D. any time chemicals, heat, or glassware are used.
If you do not understand a direction or part of a laboratory procedure, you should A. figure it out as you do the lab. B. try several methods until something works. C. ask the teacher before proceeding. D. skip it and go on to the next part. C. ask the teacher before proceeding.
After completing an experiment, all chemical wastes should be A. left at your lab station for the next class. B. disposed of according to your teacher’s directions. C. dumped in the sink. D. taken home. B. disposed of according to your teacher’s directions.
You have been injured in the laboratory (cut, burned, etc.). First you should A. visit the school nurse after class. B. see a doctor after school. C. tell the teacher at once. D. apply first aid yourself. C. tell the teacher at once.
Long hair in the laboratory must be A. cut short. B. held away from the experiment with one hand. C. always neatly groomed. D. tied back or kept entirely out of the way with a hair band, etc. D. tied back or kept entirely out of the way with a hair band, etc.
Which of the following should NOT be worn during a laboratory activity? A. loose clothing B. dangling jewelry C. sandals D. All of the above. D. All of the above.
Horseplay, practical jokes, or pranks in the classroom are A. always against the rules. B. okay. C. not dangerous. D. okay if you are working alone. A. always against the rules.
When handling animals, students should A. open cages only with permission. B. not tease or handle animals roughly. C. report bites or scratches to the teacher immediately. D. All of the above. D. All of the above.
If a piece of equipment is not working properly, stop, turn it off, and tell A. the principal. B. your lab partner. C. your best friend in the class. D. the teacher D. the teacher
When you finish working with chemicals, biological specimens, and other lab substances, always A. treat your hands with skin lotion. B. wash your hands thoroughly with soap and water. C. wipe your hands on a towel D. wipe your hands on your clothes B. wash your hands thoroughly with soap and water.
The following activity is permitted in the laboratory: A. chewing gum B. eating C. drinking D. None of the above. D. None of the above.
When using a razor blade or scalpel, always cut material A. away from you. B. toward you. C. in your hand. D. perpendicular. A. away from you.
Before you leave the science room, you should A. clean your work area and equipment. B. return all equipment to the proper storage area. C. wash your hands with soap and water. D. All of the above. D. All of the above.
True or False: All chemicals in the lab (including foodstuffs and store-bought chemicals) should be treated as if they could be hazardous True
True or False: Work areas should be kept clean and tidy True
True or False: Laboratory work may be started immediately upon entering the laboratory even if the teacher is not yet present. False
True or False: Never remove chemicals, specimens, or other equipment from the laboratory True
True or False: Always carry a microscope using both hands. True
True or False: Read all procedures thoroughly before performing a laboratory investigation. True
True or False: All unauthorized experiments are prohibited. True
True or False: You are allowed to enter the chemical preparation/storage area any time you need to get an item. False
True or False: It is okay to pick up broken glass with your bare hands as long as the glass is placed in the trash can. False
True or False: Do not leave a lit burner unattended True
Created by: hannah.hornsby
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