Question

question 18 of 25
robins are predators of caterpillars, and caterpillars eat plants.
an ecosystem experiences a decline in the size of its caterpillar population. which change will help the ecosystem maintain homeostasis?
a. a decrease in the robin population, which will increase the caterpillar population
b. a decrease in the amount of water, which will decrease the plant population
c. a decrease in temperature, which will decrease the plant population
d. a decrease in the plant population, which will increase the caterpillar population

Explanation:

Since robins prey on caterpillars, reducing robin numbers can boost the declining caterpillar population, helping maintain ecosystem homeostasis.

Answer:

A. A decrease in the robin population, which will increase the caterpillar population