Keystone species is a species on which other species in an ecosystem largely depend, such that if it were removed, the ecosystem would change drastically.
What are keystone species?
A keystone species is an organism that helps specify a whole ecosystem.
Without its keystone species, the ecosystem would be different or end to exist altogether. Keystone species have low useful tedium.
Thus, option "D" is correct, its absence would affect many organisms in the community.
To learn more about Keystone species click here:
https://brainly.com/question/15171916
#SPJ3
