A keystone species
A)has a disproportionately large impact on the stability of an ecosystem.
B)typically reduces overall biodiversity of an ecosystem.
C)is typically an herbivore.
D)is an example of amensalism.

Question

Quizplus · Accepted Answer

A keystone species has a disproportionately large impact on the stability of an ecosystem. This means that their presence or absence can affect the entire ecosystem, not just their immediate environment. Examples of keystone species include predators, herbivores, and even some plant species. Keystone species are important for maintaining biodiversity and ecosystem functioning.

A Keystone Species