Question

the Paleozoic era covered a period of?
I)200 million yrs
2)330 million yrs
3)350 million yrs
4)300million yrs​

Answer 1

Answer:

Paleozoic Era, also spelled Palaeozoic, major interval of geologic time that began 541 million years ago with the Cambrian explosion, an extraordinary diversification of marine animals, and ended about 252 million years ago with the end-Permian extinction, the greatest extinction event in Earth history.