Home Biology Ecosystem Structure and Function, Productivity and Decomposition The dominant second trophic level, in a lake…
Biology Ecosystem Structure and Function, Productivity and Decomposition Single Correct MCQ
Published on: August 12, 2026

The dominant second trophic level, in a lake ecosystem is

A
phytoplankton
B
zooplankton
C
benthos
D
plankton

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Text Solution

Verified by Experts
The correct answer is:
B

The first trophic level in a lake is phytoplankton (producers).

The second trophic level is mainly zooplankton, which feed on phytoplankton.

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