Question

Two different species cannot live for a long duration in the same niche or habitat. This law is :

• A. Allen's law
• B. Gause's law
• C. Competitive exclusion principle.
• D. Weissman's theory

Answer 1

The correct option is C

Competitive exclusion principle.

A given habitat may contain many different species, but each species must have a different niche. Two different species cannot occupy the same niche in the same place for very long. This is known as the competitive exclusion principle.