Biodiversity

AP Biology· difficulty 2/5

Three forest plots were surveyed. Plot 1 contained 5 species, Plot 2 contained 8, Plot 3 contained 12. Total individual counts were similar across plots.

Plot Species count 1 2 3

Which plot has the greatest species richness?

  • A

    Plot 1 (5 species)

  • B

    All have equal richness.

  • C

    Plot 2 (8 species)

  • D

    Plot 3 (12 species)

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Explanation

Species richness is simply the count of distinct species in a sample. Plot 3 has the highest count (12).

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