Lab Safety

Biology Lab Safety

Mr. Macias MVH Fall 2021

Safety Information

This Quizizz slides set is to help you learn and review for your safety quiz.

lab safety contract.PDF - Google Drive

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Multiple Choice

When you finish working with chemicals, biological specimens, 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.

• wipe your hands on your clothes.

Multiple Choice

If an acid is splashed on your skin, wash at once with

• soap.

• oil.

• weak base.

• plenty of water.

Multiple Choice

If a piece of equipment is not working properly, stop, turn it off, and tell

• the custodian.

• your lab partner.

• your best friend in the class.

• the science instructor

Multiple Choice

Horseplay or practical jokes in the laboratory are

• always against the rules.

• okay.

• not dangerous.

• okay if you are working alone

Multiple Choice

In a laboratory, the following should not be

worn.

• loose clothing.

• dangling jewelry.

• sandals.

• all of the above

Multiple Choice

The following footwear is best in the

laboratory.

• sandals

• open-toed shoes

• closed-toed shoes

• shoes appropriate for the weather

Multiple Choice

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 with a hair band, hairpins, or other confining device.

Multiple Choice

Personal eyeglasses provide as much protection

as

• a face shield.

• safety glasses.

• splashproof chemical goggles.

• none of the above.

Multiple Choice

You want to place a piece of glass tubing into a rubber stopper after the tubing has been fire polished and cooled. This is best done by

• lubricating the tubing with water or glycerin.

• using a towel or cotton gloves for protection.

• twisting the tubing and stopper carefully.

• all of the above

Multiple Choice

When gathering glassware and equipment for an

experiment, you should

• read all directions carefully to know what equipment is necessary.

• examine all glassware to check for chips or cracks.

• clean any glassware that appears dirty.

• All of the above

Multiple Choice

You have been injured in the laboratory (cut,

burn, etc.). First you should

• visit the school nurse after class

• see a doctor after school.

• tell the science instructor at once

• apply first aid yourself

Multiple Choice

You are heating a piece of glass and now want

to pick it up. You should

• use a rag or paper towels.

• pick up the end that looks cooler

• use tongs.

• pour cold water on it.

Multiple Choice

You are heating a substance in a test tube. Always point the open end of the tube

• toward yourself.

• toward another classmate.

• toward your lab partner.

• away from all people

Multiple Choice

If a lab experiment is not completed, you should

• discuss the issue with your instructor.

• sneak in after school and work alone.

• come in during lunch and finish while eating lunch.

• make up some results.

Multiple Choice

After completing an experiment, all chemical wastes should be

• left at your lab station for the next class.

• disposed of according to your instructor’s directions.

• dumped in the sink.

• taken home.

Multiple Choice

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

• figure it out as you do the lab

• try several methods until something works.

• ask the instructor before proceeding.

• skip it and go on to the next part.

Multiple Choice

If you wear contact lenses in the school laboratory,

• take them out before starting the lab.

• you do not have to wear protective goggles.

• advise your science instructor that you wear contact lenses.

• keep the information to yourself.

Multiple Choice

Approved eye protection devices (such as goggles) are worn in the laboratory

• to avoid eye strain

• to improve your vision

• only if you don’t have corrective glasses.

• any time chemicals, heat or glassware are used.

Multiple Choice

If a laboratory fire erupts, immediately

• notify your instructor.

• run for the fire extinguisher.

• throw water on the fire.

• open the windows.

Multiple Choice

Flammable materials, like alcohol, should never be dispensed or used near

• an open door.

• an open flame.

• another student.

• a sink.