are blue green algae harmful, if not . why
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They are not harmful to an extent.
But their overgrowth can lead to many problems like if their overgrowth in a lake can lead to less availability of oxygen.
But their overgrowth can lead to many problems like if their overgrowth in a lake can lead to less availability of oxygen.
Answered by
1
No they are not harmful but they are helpful as becoz they fix nitrogen into the soil which is dissolved by plants
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