Question

Around how many years ago did dinosaurs disappear in a major extinction event?

Options

• 6 million years ago

• 60 million years ago

• 600 million years ago

• 6 billion years ago

Answer 1

One major extinction event led to the disappearance of dinosaurs around 60 million years ago. This corresponds to the Cretaceous extinction, which is famous for dinosaur extinction and changed the future course of animal evolution.