The dominant second trophic level, in a lake ecosystem, is
Correct answer: B. Zooplankton
- A. Phytoplankton
- B. Zooplankton
- C. Benthos
- D. Plankton.
Explanation
A trophic level is a step or division of a food chain that is characterized by the method of obtaining its food. The two fundamental trophic levels are producers and consumers. Producers belong to the first trophic level. In a lake, the producers are mainly some rooted or floating plants and phytoplanktons.
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