Written by the Fiveable Content Team • Last updated September 2025
Verified for the 2026 exam
Verified for the 2026 exam•Written by the Fiveable Content Team • Last updated September 2025
Definition
A trophic level refers to the position of an organism in a food chain or food web, determined by its source of energy and how it obtains nutrients. Each level represents a different feeding relationship and energy transfer.
Related terms
Food Chain: A linear sequence that shows how energy and nutrients are transferred from one organism to another.
Energy Pyramid: A graphical representation that illustrates the flow of energy through different trophic levels in an ecosystem.