Kia Ora readers!
Aim:
I want to find out where the dirtiest and contaminating places at school.
Research:
These are 2 videos of science of bacteria and how to swab surfaces.
Method:
Equipment:
- Petri Dish
- Cotton Tip
- Marker Pen
- Sellotape
Instructions:
- Get your equipment
- Divide your plate using a marker (2) - Table, faucet
- Label the sections with what you swab
- Take a cotton tip and swab a surface
- Gently swab the agar jelly
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