Question

How does a keystone species positively contribute to biodiversity in an ecosystem?

a. predation of many species
b. predation of one important species
c. helps invasive species to populate area
d. keystone species do not positively contribute to biodiversity, rather hurt it

(please help me quickly)

Answer 1

A. Predation of many species

Step-by-step explanation:

By keeping populations in check, keystone species ensure healthy populations of many species and the communities that feed on them.