Q125
General ScienceBiology
According to the competitive exclusion principle, two species cannot continue to occupy the same
- a.biome.
- b.habitat.
- c.territory.
- d.niche.
Answer: (D) niche.
The Competitive Exclusion Principle (Gause's Principle) states that two species that occupy the exact same ecological niche (use identical resources in the same way) cannot coexist indefinitely in the same habitat — one will outcompete the other. Different niches can coexist even in the same habitat.