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Name the pioneer and the climax species...

Name the pioneer and the climax species in a water body. Mention the changes observed in the biomass and the biodiversity of the successive seral communities developing in the water body.

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(i) Pioneer species in a water body are autotrophic phytoplanktons such as diatoms, unicellular or filamentous algae, green flagellates and cyanobacteria.
Climax species in a water body are trees.
(ii) Biomass and the biodiversity goes on increasing in the successive seral communities developing in the water body.
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