Answers

2015-08-20T17:57:47+05:30
Excessive richness of nutrients in a lake or other body of water ,frequently due to run off from the land ,which causes a dense growth of plant life
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2015-08-20T18:17:23+05:30
Eutrophication- excessive richness of nutrients in a lake or other body of water frequently due to run off from the land which causes a dense growth of plant life
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