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Can bacteria get in a closed petri dish Why or why not?

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Yes, Because there are BACTERIA in the air ALL the time, If you want the food to last longer you need to cook it in the sealed container,, Thats how canning works.,,,,,, Jamison

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First answer by Jamison. Last edit by Jamison. Contributor trust: 275 [recommend contributor]. Question popularity: 62 [recommend question]

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What goes in petri dish?  Can a petri dish grow bacteria?  Petri dish have an overlapping lid?  Why would an unopened petri dish grow bacteria?  How do you apply bacteria to a petri dish so it will grow?  Why is petri dish turn upside down after using for culturing?  Why should a petri dish not be left open for any extended period?  Why is the upper lid of the petri dish not removed completely during the inoculation?