The three particular pieces of data which a person would collect to determine the effects of water pollution are
The question of whether a person would be able to make any other conclusions by using the data you collect is:
This refers to the contamination of water which makes a body of water to begin to lose its natural composition.
With this in mind, we can see that to find out the effects of water pollution in a particular body of water, then there needs to be extensive testing of the water to find out the pH level, water temperature, etc.
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