Lab Safety Knowledge Check

What is the primary reason for wearing goggles in the lab?

• To look stylish

• To protect your eyes from chemical splashes

• To see better

• To avoid dust

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DOK Level 2: Skill/Concept

Which of the following is the correct way to handle chemicals safely?

• Smell chemicals directly to identify them

• Pour chemicals back into their original containers

• Always wear gloves and goggles when handling chemicals

• Mix chemicals without reading the labels

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DOK Level 2: Skill/Concept

What should you do first if a chemical spills on your skin?

• Ignore it

• Wipe it off with a cloth

• Rinse the affected area with plenty of water

• Cover it with a bandage

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DOK Level 2: Skill/Concept

How should you dispose of hazardous waste in the lab?

• Pour it down the sink

• Throw it in the regular trash

• Follow the lab's specific disposal procedures

• Leave it on the lab bench

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DOK Level 2: Skill/Concept

Which of the following is NOT a proper use of lab equipment?

• Using a pipette to measure liquids

• Using a Bunsen burner to heat substances

• Using a microscope to observe small objects

• Using a beaker as a hammer

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DOK Level 2: Skill/Concept

Identify the safety symbol that indicates a flammable substance.

• A skull and crossbones

• A flame

• A test tube pouring liquid

• A biohazard symbol

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DOK Level 2: Skill/Concept

What is the correct procedure if you hear the fire alarm while working in the lab?

• Continue working until you finish your experiment

• Turn off all equipment and leave the lab immediately

• Hide under the lab bench

• Call your friend to ask what to do

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DOK Level 2: Skill/Concept

Which of the following actions is important when using a Bunsen burner?

• Leaving it unattended

• Tying back long hair and securing loose clothing

• Placing flammable materials nearby

• Igniting it with a match while looking away

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DOK Level 2: Skill/Concept

What should you do if you break a glass beaker in the lab?

• Pick up the pieces with your hands

• Sweep up the pieces with a broom and dustpan

• Leave it for someone else to clean

• Push the pieces under the lab bench

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DOK Level 2: Skill/Concept

Which safety symbol indicates that a substance is corrosive?

• A flame

• A test tube pouring liquid on a hand and a surface

• A skull and crossbones

• A biohazard symbol

Tags

DOK Level 2: Skill/Concept