A keystone species
A) has a disproportionately large effect on a community relative to its abundance.
B) controls the prey species.
C) may increase or decrease the number of prey species in a community.
D) has a disproportionately large effect on a community relative to its abundance and may increase or decrease the number of prey species in a community.
E) has a disproportionately large effect on a community relative to its abundance, controls the prey species, and may increase or decrease the number of prey species in a community.

Question

Quizplus · Accepted Answer

The Answer of A keystone species
A) has a disproportionately large effect on a community relative to its abundance.
B) controls the prey species.
C) may increase or decrease the number of prey species in a community.
D) has a disproportionately large effect on a community relative to its abundance and may increase or decrease the number of prey species in a community.
E) has a disproportionately large effect on a community relative to its abundance, controls the prey species, and may increase or decrease the number of prey species in a community.

A Keystone Species