Question

The dominant second trophic level, in a lake ecosystem, is

(a) phytoplankton

(b) zooplankton

(c) benthos

(d) plankton.

Answer 1

(b) zooplankton

Trophic level may be a step or division of organic phenomenon that is characterised by the tactic of getting its food. the 2 elementarybiological process levels ar producers and customers. Producers belong to the primary biological process level. during a lake the producers are chiefly some unmoving or floating plants and phytoplanktons.

Primary customers type the second biological process level. They go after living plants or plant components. the first customers are zooplanktons