91. Gause’s principle of competitive exclusion states that: (1) More abundant species will exclude the less abundant species through competition (2) Competition for the same resources excludes species having different food preferences (3) No two species can occupy the same niche indefinitely for the same limiting resources (4) Larger organisms exclude smaller ones through competition
91. Gause’s principle of competitive exclusion states that: (1) More abundant species will exclude the less abundant species through competition (2) Competition for the same resources excludes species having different food preferences (3) No two species can occupy the same niche indefinitely for the same limiting resources (4) Larger organisms exclude smaller ones through competition

Solution: (3) According to Gause’s competitive exclusion principle, no two species can occupy the same niche for the same limiting resources indefinitely.