Environment & Ecology · Environmental Science
Which was the oldest major mass extinction event in Earth's history?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Ordovician extinction event✓
- 2Late Devonian extinction event
- 3End-Permian extinction event
- 4End-Triassic extinction event
Correct answer
Ordovician extinction event
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