Wednesday, 30 November 2011

Microorganisms Can Growing

Way To Show Microorganisms Can Growing

1.     A slide of bread is prepared.
2.     Water is lightly sprinkled onto the surface of the bread.
3. The bread is put in the plastic bag.
4.  The plastic bag is tied up with a rubber band and place in a warm place.
5. Observe the bread after a few days.

Materials  :  Bread, plastic bag and water 

Observation?    Conclusions?


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