How many trophic levels are there in a food chain?

Question

How many trophic levels are there in a food chain? (A) 1-3 (B) 5-7 (C) 3-4 (D) 2-4

Tardigrade Admin · Accepted Answer

Plants represent the first trophic level and the herbivores make the second trophic level. The primary carnivores constitute the third trophic level, and the secondary carnivores, such as large fish, man, etc. constitute the fourth trophic level of an ecosystem.

Q. How many trophic levels are there in a food chain?

1-3

5-7

3-4

2-4

Plants represent the first trophic level and the herbivores make the second trophic level. The primary carnivores constitute the third trophic level, and the secondary carnivores, such as large fish, man, etc. constitute the fourth trophic level of an ecosystem.