The species which have great influence on the communities characteristics relative to their low abundance or biomass are called as :

Species that have maximum influence on the ecosystem are called

Species that have maximum influence on the ecosystem are called

Species interaction with negative influence on both is called

Species interaction with negative influence on both is called

The species which have been lost forever are called ______

Relative abundance of species is called

Relative abundance of species is called

Which is not the characteristic of rselected species?

Assertion. Removel of keystone species causes serious distruption in the functioning of the community. Reason. Keystone species are low in abundance (or biomass) than the dominant species.