acidity
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15 Terms
acid water
an acid water is one which has a pH value of less than 7
What is the acidity of many raw waters due to?
natural constituents (dissolved carbon dioxide or organic acids derived from peat or soil humus) but this doesn’t lead to pH values less than 5.5
How are some water pH values less than 4.5?
Acid rain
acid rain
acid rain is formed when atmospheric sulphur dioxide, derived from the burning of fossil fuels, combines with water vapor to form dilute sulphuric acid
AMD
acid mine drainage
biomagnification
the increase of a toxic substance's concentration as it moves up through the food chain, resulting in top predators having the highest levels
bioaccumulation
a toxic substance builds up in a single organism over its lifetime because it is absorbed faster than it can be broken down or excreted
What is the most famous example of biomagnification
the pesticide DDT
Note 
Flashcards (20)