In an aquatic ecosystem, the trophic level equivalent to cows in grasslands is

Options

(a) phytoplankton
(b) zooplankton
(c) nekton
(d) benthos

Correct Answer:

zooplankton

Explanation:

Zooplankton are a type of heterotrophic plankton that range from microscopic organisms to large species, such as jellyfish. Zooplankton are found within large bodies of water, including oceans and freshwater systems. Zooplankton are drift.