8th Grade Science Water Quality
Terms in this set (9)
Organisms large enough to
be seen without a micrscope, which do not have backbones. These
organisms have different tolerances to pollution, so they are used as
water quality indicators.
The amount of oxygen dissolved in water,
measured in parts per million (ppm).
An increase in nutrients in a lake or pond causing the amount of oxygen in the
water to decrease which leads to fish kills.
A form of nitrogen found in bodies of water as an essential nutrient for plant growth.
Too many nitrates can cause eutrophication.
A measurement of the acid content in
water. The pH scale (acidic 0.0 - 14.0 basic)
is a logarithmic scale of hydrogen ion
The process of depositing
sediments in a body of water.
measurement of the amount of
energy of the molecules in an
object measured with a thermometer.
The amount of suspended particles in water that prevent
penetration of sunlight.
Describes the chemical, physical, and biological
characteristics of water as it is fit for its intended use such as drinking, farming,
fish production , industrial processing , swimming, and aquatic animal protection.
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