Trophic level

Pronunciation
/troh-fik lev-el/
Category
Ecology
Singular
Trophic level
Plural
Trophic levels

Definition

A classification of organisms in a community according to their feeding relationships.

Etymology

From Greek 'trophos', meaning 'nourishment' and Latin 'levellum', a diminutive of 'levis', meaning 'light' or 'easy'.

Example

Green plants are considered the first trophic level, while insects that feed on plants are classified as second trophic levels.

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