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

Options

A. Allen's law
B. Gause's hypothesis
C. Dollo's rule
D. Weismann's theory

Answer

B

Explanation

The principle of competitive exclusion was postulated by Soviet ecologist G F Gause. It states that if two species are competing with one another for the same limited resourec, then one of the species will be able to use that resource more efficiently than the other and the former will, therefor, eventually eliminate the latter locally.