[Campbell Biology P.751] According to Figure 33.21 and its caption, which statement about an... | Practice Question

According to Figure 33.21 and its caption, which statement about animal extinctions is correct?

  • A: Molluscs represent the largest proportion of recorded animal extinctions, accounting for 40%.
  • B: Insects have a higher percentage of recorded extinctions than molluscs.
  • C: Reptiles (excluding birds) and Amphibians together account for more extinctions than Mammals.
  • D: The pie chart illustrates that habitat loss is the sole reason for mollusc extinctions.

Explanation

The caption for Figure 33.21 clearly states: 'Molluscs account for a largely unheralded but sobering 40% of all documented extinctions of animal species.' The pie chart visually confirms that molluscs represent the largest segment of documented extinctions.