Required Practical 2- Bacteria On Agar Plates Flashcards
1
Q
What is the dish called that the agar jelly is in?
A
Petri dish
2
Q
How do you make the equipment sterile?
A
Heat it up to high temperature
3
Q
What temperature do you heat the experiment up to?
A
25 degrees Celsius
4
Q
What gets put into the different antibiotics?
A
Small discs on filter paper
5
Q
What does aseptic technique mean in this experiment?
A
No microorganisms from the air reach the jelly
6
Q
What must the temperature of the incubator be below 30 degrees Celsius?
A
To stop pathogenic bacteria forming
7
Q
Why is the dish placed upside down?
A
Condensation falls on the lid, not the agar
8
Q
What formula do you use to calculate the effectiveness?
A
Pi x radius*2
