Question

Niche overlap indicates

• A. Active cooperation between two species
• B. Two different parasites on the same host
• C. Sharing of one or more resources between the two species
• D. Mutualism between two species

Answer 1

The correct option is C Sharing of one or more resources between the two species

Niche overlap indicates competition between two species for similar resources
Niche overlap occurs when two organismic units use the same resources or other environmental variables. In Hutchinson's terminology, each n-dimensional hypervolume includes part of the other or some points in the two sets that constitute their realized niches are identical.