Question
Which is not an era of the Phanerozoic eon?
Mesozoic
Cenozoic
Paleozoic
Hadean
Mesozoic
Cenozoic
Paleozoic
Hadean
Answers
GPT-4o mini
The Hadean is not an era of the Phanerozoic eon. The Hadean is the earliest eon in Earth's history, preceding the Phanerozoic eon. The Phanerozoic eon consists of three eras: Paleozoic, Mesozoic, and Cenozoic.