If secondary consumers are the highest trophic level in a community,how many trophic levels does that community have (not counting decomposers)?

Question

Quizplus · Accepted Answer

Secondary consumers are the third trophic level in a community, with primary consumers being the second and producers being the first. Therefore, a community with secondary consumers has three trophic levels. Decomposers are not considered a separate trophic level.

If Secondary Consumers Are the Highest Trophic Level in a Community,how