Question

what is one event thar marks end of the Mesozoic era?
A. Origin of birds
B. Origin of mammals
C. Extinction of dinosaurs
D. Extinction of angiosperms

Answer 1

The event that caused the end of Paleozoic era and the beginning of the Mesozoic era was the greatest extinction this earth has seen. This extinction wiped out about 95% of all marine life and 70% of land-life. This allowed the dinosaurs to step in and take their place as "kings of Earth".

Answer 2

The real answer is C, the extinction of dinosaurs. It was at the end of the Mesozoic era that "The Great Extinction" occurred, causing the extinction if dinosaurs, @JC300977.

Answer 3

thank y'all!

Answer 4

I second C

Answer 5

Thanks for the medal!