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Q: How do you determine the effectiveness of control petri dish?
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Related questions

What is a two-piece glass or plastic dish used for growing bacteria or mold?

A "petri dish"


How do you use an petri dish?

a petri dish is used to study small things


A shallow glass container used to prepare cultures in science lab?

beakercould be a petri dish


Who is Petri?

A Petri dish is a small, clear plastic dish that is used in science and experiments.


What is a petri dish with division?

A petri dish with divisions is . . . used to contain several media selectively and simultaneously.


What is a dish used to grow microbes?

This is called a petri dish named after a German bacteriologist, Julius Petri.


What is the nam of petri dish gel?

The gel in a Petri dish is called "Agar".


Why is a Petri dish sealed with sticky tape?

To prevent the microorganisms from getting in the petri dish.


What does a petri dish look like?

A petri dish is a round, shallow glass container with a glass lid. See the link below for pictures of petri dishes.


Why should a petri dish not be left open for any extended period?

Other bacteria and germs could contaminate the contents in the dish. The dish is meant to isolate a subject in an experiment so one can study it. While in the dish, one can control the reactions by putting in what they want in the dish. If the dish is left open, then one will be studying the contaminates and will not get accurate results from their experiment.


What is a covered dish used to grow cells?

a petri dish


Is a petri dish a variable?

A petri dish is a tool, not a math function. It is a shallow glass or plastic cylindrical lidded dish that biologists use to culture cells.