Apentix/AP Environmental Science/Unit 2: The Living World: Biodiversity/Question
AP Environmental Scienceeasymcq1 pt

Why does the potato famine illustrate the danger of low genetic diversity?

A.A uniform crop was wiped out by a single blight
B.Potatoes were too genetically diverse
C.Farmers grew too many varieties
D.The blight only affects diverse crops

Explanation

Core Concept

One potato variety dominated Ireland, so when blight struck, every plant was susceptible — genetic uniformity invited catastrophe.

Correct Answer

AA uniform crop was wiped out by a single blight

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