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Question : What is keystone species ?

Answer»

A COMMON species that has plenty of biomass, yet has a FAIRLY low IMPACT on the community's organisation.
A RARE species that has minimal impact on the biomass and no other species in the community.
A dominant species that constitutes a large proportion of the biomass and which effects many other species
A species which makes only a small proportion of the total biomass of a community, yet has a huge impact on community's organisation and survival

Answer :D


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