Question

In how many trophic levels can humans function in a food chain?

• A. 4
• B. 3
• C. 2
• D. 1

Answer 1

Answer: (B)

Humans feed on vegetables and fruits. So they can be called primary consumers (Trophic level T2). Some humans also consume herbivores animals such as goat and lamb. So humans can be called secondary consumers (Trophic level T3). Humans also consume fishes such as salmon which are carnivorous animals. So humans can be tertiary consumers (Trophic level T4)