At the end of which era did most dinosaurs and pterosaurs become extinct?
A) Cretaceous
B) Permian
C) Devonian
D) Ordovician
E) Triassic

Question

Quizplus · Accepted Answer

Most dinosaurs and pterosaurs became extinct at the end of the Cretaceous period, around 66 million years ago. This extinction event is believed to have been caused by a combination of factors including a massive asteroid impact, volcanic activity, and climate change.

At the End of Which Era Did Most Dinosaurs and Pterosaurs