Secondary Producers in Ecosystem — NEET Biology

Match the following columns concerning trophic levels in an aquatic ecosystem: Column I (Trophic Level) a. Producers b. Primary Consumers c. Secondary Consumers d. Tertiary Consumers Column II (Representative Organism) I. Zooplankton II. Phytoplankton III. Small fish IV. Large predatory fish Column III (Ecological Role/Food Source) P. Consume primary carnivores Q. Fix radiant energy using inorganic materials R. Feed on producers S. Consume herbivores