Which of the following statements is true regarding keystone species?
A) Animals can be keystone species, but plants cannot.
B) Top predators can be keystone species, but other animals cannot.
C) Insects can never be keystone species because they are pests.
D) Some keystone species are more vulnerable to extinction than other species.
E) A species must have a very large population size in order to be a keystone species.

Question

Quizplus · Accepted Answer

Keystone species are those which have a disproportionately large effect on their environment relative to their abundance. Some keystone species are more vulnerable to extinction than other species because of their niche specificity, low population size or dependence on other species.

Which of the Following Statements Is True Regarding Keystone Species