Petri dish with cover

Agar or nutrient medium (red)

Inculcating loop

Inoculating loop streaking bacteria across a nutrient medium in a Petri dish.

Watch the following video to see how this equipment is used.

What did you learn?

Answer the following questions about the video.

1. What other pieces of equipment did you see in the video?

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   Check Your Answer

   Bunsen burners and test tubes

2. Why do you think the Bunsen burner was used before collecting the bacteria on the loop?

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   Check Your Answer

   The Bunsen burner was used to kill any bacteria that might have been left.

Source: Incubator, Nasco

Once a Petri dish has been inoculated with bacteria, it must be placed in a warm place for growing the bacteria. An incubator can be set to provide the best growing conditions for growing bacteria.