Q. Dinosaurs became extinct in which the following periods ?
(a) Permian
(b) Jurassic
(c) Cretaceous
(d) Triassic
Solution :
Correct option : C Dinosaurs went extinct about 65 million years ago (at the end of the Cretaceous Period), after living on Earth for about 165 million years. So, the correct answer is “Cretaceous”.