โ™ป๏ธap environmental science review

Competitive exclusion

Written by the Fiveable Content Team โ€ข Last updated August 2025
Verified for the 2027 exam
Verified for the 2027 examโ€ขWritten by the Fiveable Content Team โ€ข Last updated August 2025

Definition

The principle that when two species compete for the same resources, one will outcompete and exclude the other if they occupy the same ecological niche.

AP course connection

Topic 2.1: 2.1 Introduction to Biodiversity

Unit 2

"Competitive exclusion" also found in: