Published by:
CGP EDU Academic Team
Published on: August 12, 2026
Main reason of water bloom in rivers, lakes, sea etc. is:-
Text Solution
Verified by ExpertsThe correct answer is:
B
Water bloom is caused by rapid multiplication of microorganisms in water bodies. It is mainly due to cyanobacteria (blue-green algae) and dinoflagellates.They grow fast in nutrient-rich water (eutrophication) and form dense floating masses on the surface.
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