Question

Where should you label your Petri plate with information about the culture?

a) On the inside of the lid.
b) On the top of the lid.
c) On the bottom of the plate.
d) On the side of the bottom (agar-containing) portion of the plate.

Answer 1

d) On the side of the bottom (agar-containing) portion of the plate.

Step-by-step explanation:

Petri plates are typically labeled on the side of the bottom (agar-containing) portion of the plate. This labeling practice helps identify the culture without having to open the lid, which could risk contamination.

Answer 2

On the side of the bottom - you should not label on the lid in case it is lost