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- 1. Multiple ChoiceAll accidents in lab, no matter how small, should be reported immediately to _.your next period teacherthe closest lab groupyour teacherthe custodian
- 2. Multiple ChoiceWhen finished working with chemicals, biological specimen, and other lab substances, always _.treat your hands with skin lotionwash your hands thoroughly with soap and waterwipe your hands on a towelclean hands with hand sanitizer
- 3. Multiple Choice
Which of the following is correct about when you should wear goggles? Wear goggles _.
when the Bunsen burner at your table is lit
until your lab table is finished with the lab
until you are finished with the lab
until the entire class is finished with the lab or instructed by your teacher
- 4. Multiple Choice
Which of the following is not a safe lab procedure?
Clean up the lab work area at the end of the period according to instructions.
Read a lab procedure/assignment before coming to class.
Wear a lab apron and goggles for experiments.
Help friends at another table while you are waiting for water to boil.
- 5. Multiple Choice
Microscopes are very delicate, expensive instruments. They should always be carried with _.
one hand
two hands
two people sharing the weight of the microscope equally
the revolving nosepiece in one hand and the stage in the other hand
- 6. Multiple ChoiceBroken glass should be _.picked up with your handsthrown away in a trash canleft for the next class to clean upswept into a dustpan and disposed of in the sharps container
- 7. Multiple ChoiceWhen using a scalpel, razor blade, or scissors, you should cut _.toward yourselfaway from yourself and others
- 8. Multiple ChoiceLong hair in the laboratory must be _.cut shortheld away from the experiment with one handalways neatly groomedtied back or kept entirely out of the way
- 9. Multiple ChoiceIf you wear contact lenses in the school laboratory, _.take them out before starting labyou do not have to wear protective eye gogglesyou should wear un-vented eye goggleskeep the information to yourself
- 10. Multiple ChoiceIf you do not understand a direction or part of the lab procedure, you should _.figure it out as you do the labtry several methods until something worksask the teacher before proceedingskip it and go on to the next part
- 11. Multiple ChoiceAfter completing an experiment, all biological and chemical wastes should be _.left at your lab station for the next classdisposed of according to your instructor's directionswashed down the sink with waterplaced in the trash can at the end of the class period
- 12. Multiple Choice
If an acid splashes on your skin, wash at once with _.
soap
oil
weak base
plenty of water
- 13. Multiple Choice
When a chemical splashes in your eye, which of the following is the correct immediate treatment?
Let the natural tearing action wash out the chemical.
Wash with plenty of water for 20 minutes and hold the eyelid open.
Wash out with a weak solution of boric acid and water.
Wipe your eye with a paper towel.
- 14. Multiple Choice
If some paper and/or paper-like materials ignite and cause a very small fire at your lab table, you should _.
sound the building alarm and evacuate the area
sound the building alarm and then use the fire extinguisher
pour water on it or use wet paper towels to put it out
run out of the room
- 15. Multiple ChoiceThe first action you should take if you smell a gas leak is _.write it down in your lab notebook and record the timelocate the leak by "wafting" the odor toward your nosenotify the teacher immediatelyhold your breath until you get outside
- 16. Multiple ChoiceWhich of the following should you never use on an electrical fire?waterfoamdry chemicalscarbon dioxide
- 17. Multiple Choice
Before you ever begin a lab, what must you do?
Read the entire procedure to become familiar with the activity.
Clear off the work area except for needed materials.
Check glassware for chips of cracks.
All answers are correct.
- 18. Multiple Choice
You enter the lab and notice a hamster cage. Inside the cage is a mother hamster nursing her babies. You should _.
reach into the cage to hold one of the babies
reach into the cage to pet the mother
ask your teacher if it is safe to hold a hamster and if there are special handling instructions
try to relocate the babies away from the mother
- 19. Multiple Choice
Which of the following is a safe procedure concerning the use of electrical equipment?
When removing a plug from an outlet, grasp the plug not the electrical cord.
Using a paperclip to check if an outlet is alive.
When removing a plug from an outlet, yank the cord to avoid being shocked.
Leave electrical equipment plugged in for the next class.
- 20. Multiple Choice
Which of the following is a safe procedure concerning the use of glassware?
No need to be cautious, because hot glassware will look hot.
Make sure all glassware is clean and dry before use.
Put broken glass in the trash can, not the sink.
It's okay to use chipped glassware if the teacher put it on the table.
- 21. Multiple Choice
In lab, Sue and Jane were working with insect specimen. Jane collects lady bug beetles as a hobby. When the lab was over, Jane placed a lady bug specimen in her purse. Which safety rule did she break?
Clean your hands thoroughly after handling animals.
Immediately notify your teacher of any chemical spill.
Do not remove anything from the classroom or lab without permission.
Tie back long hair.
- 22. Multiple ChoiceNever taste, touch, or smell any substance in the lab unless _.it is in liquid or solid formyou are instructed to do so by your teacheryour lab partner does it firstyou really want to do it
- 23. Multiple ChoiceWhich of the following is true concerning field work?Wear sandals or flip-flops on the trails.Go beyond where you can be seen or heard.Strive to leave the environment just as you found it.Ignore safety symbols if you don't know what they mean.
- 24. Multiple ChoiceWhich of the following is not an effective safety procedure if your clothing catches on fire?Use the safety shower.Use the fire blanket.Rolling on the floor.Running for help.
- 25. Multiple ChoiceWhen are practical jokes and horseplay acceptable in the lab?Never ever!Before the lab activity usually starts.During the lab activity.After the lab activity if you finish early.
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