Which of the following experiments would help to identify a keystone species?
A) introduce more of the suspected species into the area and observe the effects on other community members
B) remove the suspected species from the area and observe the effects on other community members
C) introduce an invasive species related to the suspected species into the area and observe the effects on the suspected species
D) introduce additional individuals of the suspected species' food source into the area and observe the effects on community members

Question

Quizplus · Accepted Answer

Removing the suspected species from the area and observing the effects on other community members is the best choice as it allows us to identify if the species is necessary for maintaining the community's balance. If the removal of the suspected species leads to a significant change in the community structure, it is likely a keystone species. The other options do not directly test the role of the suspected species as a keystone species.

Which of the Following Experiments Would Help to Identify a Keystone