AP Environmental Sciencemediummcq1 pt
A density-independent factor differs from a density-dependent one because it
A.affects populations regardless of their density
B.only affects dense populations
C.always involves disease
D.never kills organisms
Explanation
Core Concept
A flood kills a similar fraction whether the population is sparse or crowded — no feedback with density.
Correct Answer
Aaffects populations regardless of their density
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