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Chapter 15 Lesson 3: Water Quality

Across
a measure of the cloudiness of water, from sediments, microscopic organisms or pollutants
A nitrogen based compound often used in fertilizer
the chemical, biological, and physical status of a body of water
pollution that can be traced to one location (factory, sewage treatment plants)
Down
If turbidity increases, what happens to the distance light penetrates?
An organism that is sensitive to environmental conditions and is one of the first to respond to changes. They alert scientists to changes.
the collection of data from a distance (photos)