Evolution Question 64
64. Two different species can not live for long duration in the same niche or habitat. This law is
(a) Allen’s law
(b) Gause’s hypothesis
(c) Dollo’s rule
(d) Weisman’s theory
Show Answer
Answer : b
Hints & Solution
(b) Gause’s hypothesis states that two different competing species cannot coexist together for a long in the same niche, one has to get eliminated by the other competing species, if they do coexist, then they do so as a result of niche differentiation, i.e. differentiation of then realized niches.