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Hydrosphere 3
8 cards·by mswilkins
Bioindicator
organisms or components of organisms that are used to assess the health of a water system;
Dissolved Oxygen
Measure of water quality indicating free oxygen dissolved in water.
Macro-invertebrate
small, spineless creatures that are visible with the unaided eye
Nitrate
nitrogen compounds used for growth by plants and algae
pH
the measure of how acidic or basic a substance the acidity neutrality or basicity of
asubstance
pH scale
rating of how acidic or basic a substance is the scale goes from 0 to 14 with 7 being neutral
values less than 7 being acidic and values gr
Secchi Disk
A flat, white disc lowered into the water by a rope until it is just barely visible.
Turbidity
a measure of the clarity of the water (how clear is it?)