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Which of the following statements is not correct regarding algal blooms?
Option: 1
Algal blooms are formed by blue-green algae.
Option: 2
Growth of Eichhomia crassipes causes colouration of water during algal blooms.
Option: 3
Increased growth of algae causes depletion of in water.
Option: 4
Algal blooms cause deterioration of water quality and fish mortality.
Answers (1)
The presence of large amounts of nutrients in waters also causes excessive growth of planktonic (free-floating) algae, called an algal bloom
which imparts a distinct color to the water bodies.
- wherein
Algal blooms cause deterioration of the water quality and fish mortality. Some bloom-forming algae are extremely toxic to human beings and animals
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