Summary: In this experiment students tested their ecosystem water for dangerous chemicals, temperature, and water microorganisms. The goal was to see if the nitrogen cycle was functioning properly in each group's aquatic ecosystem. 

Background:
Data Collected: 
Station 1 
pH: 6.5
Station 2
0 ppm
Station 3
30 ppm
Station 4
22 C
Station 5
Under the microscope you see small bacteria as well as some parameciums. 

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