CFHS Environmental Science Lab Safety Quiz

All accidents in lab, no matter how small, should be reported immediately to _.

• your next period teacher
• the closest lab group
• your teacher
• the custodian

When finished working with chemicals, biological specimen, and other lab substances, always _.

• treat your hands with skin lotion
• wash your hands thoroughly with soap and water
• wipe your hands on a towel
• clean hands with hand sanitizer

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

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.

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

Broken glass should be _.

• picked up with your hands
• thrown away in a trash can
• left for the next class to clean up
• swept into a dustpan and disposed of in the sharps container

When using a scalpel, razor blade, or scissors, you should cut _.

• toward yourself
• away from yourself and others

Long hair in the laboratory must be _.

• cut short
• held away from the experiment with one hand
• always neatly groomed
• tied back or kept entirely out of the way

If you wear contact lenses in the school laboratory, _.

• take them out before starting lab
• you do not have to wear protective eye goggles
• you should wear un-vented eye goggles
• keep the information to yourself

If you do not understand a direction or part of the lab procedure, you should _.

• figure it out as you do the lab
• try several methods until something works
• ask the teacher before proceeding
• skip it and go on to the next part