By examining the number and varieties of organisms living in a body of water, scientists can determine a lot about the health of that body of water. List three examples of pollution that can enter a pond and degrade the quality of the water in the pond. For each example of pollution you list, indicate how it could have entered the pond water.
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Chemical Pollution: This can come from a variety of sources such as agricultural runoff, industrial waste, or even from households. For instance, pesticides and fertilizers used in farming can be washed into the pond during rainfall. These chemicals can harm or Show more…
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