In a population of lemmings, a sudden freeze that caused many of the lemmings to die is an example of a
A) living and density-dependent factor.
B) normal boom-and-bust cycle.
C) nonliving and density-independent factor.
D) living and density-independent factor.
E) nonliving and density-dependent factor.

Question

Quizplus · Accepted Answer

A sudden freeze is a nonliving (abiotic) factor that affects the population regardless of its density, making it a density-independent factor.

In a Population of Lemmings, a Sudden Freeze That Caused