environment medium MCQ

Benthic organisms are primarily found in which part of an aquatic ecosystem?

  1. Surface
  2. Middle water column
  3. Bottom sediments
  4. Shoreline

Answer: Bottom sediments

Benthos are the community of organisms that live on, in, or near the bottom sediments of a body of water.

Topic Basic Ecology
Exam Relevance UPSC, SSC
More environment Questions Back to all questions