Dinosaurs may have been extinct for millions of years, but that doesn’t mean we aren’t still fascinated with these “terrible lizards”. How much do YOU know about dinosaurs? Take our quiz to find out! Name the three prehistoric time periods in which dinosaurs walked the earth: Jurassic, Fantastic, Cersacius. Triassic, Jurassic, Cretaceous. Proterozoic, Jurassic, Tertiary. What,Whut, and, WHAAT?. Which is NOT the name of an actual dinosaur? Gasosaurus. Drinker. Hachetron. Bambiraptor. Which animals did NOT live alongside dinosaurs? Crocodiles. Insects. Humans. Sharks. How tall were velociraptors? 1 foot. 3 feet. 18 feet. 340 feet. Not all creatures who resembled dinosaurs actually were. Many were flying or aquatic reptiles. Which of the following creatures is an actual dinosaur? Plesiosaurus. Ichthyosaurus. Brontosaurus. Pterodactyl. Which dinosaur is known for its "duck-billed" face? Platysaurus. Hadrosaurid. Triceratops. Dimetrodon. Which dinosaur was larger: T-Rex or Spinosaurus? T-Rex!. Spinosaurus!. How many different dinosaurs have been named? 200. 320. 540. over 750. Which dinosaur is this? (known for its thick skull and tendency to head butt) Pachycephalosaurus. Oviraptor. Iguanodon. Hadrosaurus. The largest dinosaur eggs were as large as: A ping-pong ball. A baseball. A basketball. A golf cart.