Question

Where in a lake is the benthic zone?

Answer 1

Answer: C. Along the bottom

Explanation:

The benthic zone is an lowermost ecological region of the aquatic water body like ocean, river, lakes and pond. It includes the sediment surface and the layers of water above it. It receives very little sunlight penetration of only 1%. As a result of this, the zone remains dark and animals show bio-luminescence in order to search and capture prey.

On the basis of the above explanation, the benthic zone in a lake can be found C.along the bottom.  

Answer 2

It's a region located in the lowest part of water. In this case the answer would be (C) Along the bottom.
Hope this helps!