Which statement about the portfolio effect is true?
A) It occurs when variations in one species' population cancels out variation in another so that overall abundance in the community remains the same.
B) Greater diversity decreases the chances of the portfolio effect occurring.
C) It was proposed by Robert May.
D) It is a mechanism that promotes community dynamics.

Question

Quizplus · Accepted Answer

The portfolio effect refers to the phenomenon where fluctuations in the population of one species are offset by opposite fluctuations in another, leading to stability in the overall community abundance.

Which Statement About the Portfolio Effect Is True