Standard Plate Count Of Soil Bacteria- Lab 43 Flashcards
1
Q
How is serial dilution used to estimate the number of bacteria in a gram of soil
A
It progressively dilutes the solution to a countable range
2
Q
Which plates do you select to count colonies?
A
The ones with 30-300 colonies
3
Q
Why are standard plate counts always low?
A
Bacteria doesn’t grow on the plate all the way in the lab
