Question

within a community, the keystone species; A. Can’t modify habitats or to influence the interactions between other species, unless they are many and dominant. B. Are always common species with a high population density or relative abundance. C. Have a unique and significant role through their activities and their overall effect on the community may not be related or proportional to their abundance. D. All are correct

Answer 1

Answer:

Option C

Explanation:

A keystone species is an organism that helps define an entire ecosystem. Without its keystone species, the ecosystem would be dramatically different or cease to exist altogether. Keystone species have low functional redundancy.