Practicing Success

Target Exam

CUET

Subject

Biology

Chapter

Ecosystem

Question:
Upper part of sea/ aquatic ecosystem contains which among the following?
Options:
Nekton
Plankton
Both of them
None of them
Correct Answer:
Plankton
Explanation:
The upper part of an aquatic ecosystem of the sea will contain Plankton. Nekton is a group of unicellular organism and aquatic animals that is able to swim and move independently of water currents. Planktons are passively floating organisms living in the surface layers of water due to the absence of locomotory organs.