Organisms which are predominantly found living on, in or near bed sediments of rivers or lakes are known as

Organisms which are predominantly found living on, in or near bed sediments of rivers or lakes are known as Correct Answer benthic

Because light is absorbed before it can reach deep ocean-water, the energy source for deep benthic ecosystems is often organic matter from higher up in the water column that drifts down to the depths.
Bissoy MCQ

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