Which statement is true about competitive relationships in ecosystems?

They occur when there are not enough resources for survival and reproduction.

Organisms of the same species (ex: two polar bears) cannot compete.

They only occur between animals (not plants, not decomposers).

Organisms only compete over food (not other resources).

1 answer

The statement "They occur when there are not enough resources for survival and reproduction" is true about competitive relationships in ecosystems.