Lab rules 101
What should you always wear to protect your eyes during an experiment?
Safety goggles
What should you never do with chemicals unless specifically told to?
Taste or smell them
What part of the cell controls its activities and contains genetic material?
Nucleus
What part of a Bunsen burner controls how strong or hot the flame is?
The air hole
What item protects your hands from harmful substances in the lab?
Gloves
Is it ever okay to eat or drink in a science lab?
No, it's never safe to eat or drink in the lab.
What does a skull and crossbones symbol on a chemical label mean?
The substance is toxic or poisonous.
What is the name of the process by which cells divide to produce two identical daughter cells?
Mitosis
What should you inspect glassware for before using it?
Cracks, chips, or other damage
What should you wear over your clothes to protect them from spills and stains in the lab?
A lab coat
What should you do if you don't understand the instructions for a lab activity?
Ask your tutor or supervisor before proceeding.
What should you do immediately if a chemical spills on your skin?
Rinse with lots of water and tell the teacher.
What process allows water to move across a partially permeable membrane?
Osmosis
Which tool is best for transferring small amounts of liquid precisely?
A pipette or dropper
Why should safety goggles be worn even if you already wear glasses?
Regular glasses do not provide full protection from splashes or particles at the sides and top
What type of shoes should not be worn in the lab?
Open-toed shoes or sandals
Which solution, used to test for starch, should be handled with care as it can cause skin irritation and harmful vapours?
Iodine
What green pigment in plant cells is responsible for absorbing light for photosynthesis?
Chlorophyll
Which piece of equipment is used to heat substances evenly over a long period without an open flame?
water bath
In which direction should you cut when doing a biological dissection?
Away from the body
Name three things you should do before starting any lab activity.
Tie back long hair, put on personal protective equipment (PPE), and read all instructions carefully.
Or any other suitable response.
What is the common spill response procedure for students?
Alert - tell the teacher
Assess the spill - what chemical is it/how bad is it?
Protect yourself - with PPE
Follow directions from teacher
How does the structure of a red blood cell help it carry out its function?
It has a biconcave shape to increase surface area for oxygen exchange, contains no nucleus to hold more haemoglobin, and is flexible to pass through narrow capillaries.
Which piece of equipment is used for growing microorganisms in a controlled environment?
Incubator
How should you dispose of biological waste (like organs or tissues) after a dissection?
In designated biological waste containers, not regular bins