Dinosaurs quiz: Easy

The full answer key for this quiz, question by question.

What was the Diplodocus's diet?

Plant-eatingIts pencil-shaped teeth were used to rake foliage off branches

Which animals alive today are directly descended from dinosaurs?

BirdsBirds are theropod dinosaurs, the only lineage to have survived

Which feature sets the Stegosaurus apart?

Bony plates along its backIts tail also bore spikes, nicknamed the "thagomizer"

What was the Ankylosaurus's main means of defence?

A bony club at the end of the tailIts armoured back was covered with bony plates fused to the skin

The Pterodactyl belongs to which group of prehistoric animals?

The flying reptilesPterosaurs form a separate group, cousin to the dinosaurs

Which of these geological periods does not belong to the age of the dinosaurs?

The CambrianThe Cambrian comes long before the first dinosaurs appeared

How long ago did the great extinction of non-avian dinosaurs happen?

66 million yearsAn asteroid struck the Yucatan peninsula, in present-day Mexico

Roughly what size was the real Velociraptor?

That of a turkeyIt had feathers, as quill knobs on its forearms show

What does the name "Tyrannosaurus rex" mean?

The king of the tyrant lizardsIt lived in the Late Cretaceous, in North America

How many horns did the Triceratops carry on its head?

ThreeIts Greek name means precisely "three-horned face"