Discovering Dinosaurs Quiz

What is the main idea of Discovering Dinosaurs?

• The oldest dinosaur lived around 230 million years ago.

• Scientists can estimate the age of dinosaur fossils.

• Dinosaurs disappeared 65 million years ago.

• Studying fossils helps scientists understand more about dinosaurs.

How do footprints help scientists better understand dinosaurs?

• They show how many dinosaurs walked the planet.

• They show how fast or slow a dinosaur moved.

• They show how many dinosaurs could fly.

• They show how the dinosaurs moved when it got cold.

How did the flat teeth of some dinosaurs help them eat food?

• Flat teeth helped them grind food.

• Flat teeth helped them tear through meat.

• Flat teeth helped them pull the seeds out of fruit.

• Flat teeth did not help dinosaurs to eat.

What is the author’s purpose for writing Discovering Dinosaurs?

• to inform readers about how fossils help us know more about dinosaurs

• to persuade readers to visit their local museum and see the dinosaur fossils

• to entertain the reader with interesting facts about different kinds of dinosaurs

• to inform the reader about why and how the dinosaurs disappeared

Which detail supports the idea that fossils help scientists know what Earth was like during the time of dinosaurs?

• Scientists have many different ideas to explain how dinosaurs disappeared around 65 million years ago.

• Older fossils are found deeper in the ground than newer fossils.

• Scientists perform tests to find out the age of fossils.

• Scientists have found fossils of plants, fish, insects, and other animals in the same rocks as dinosaur fossils.

Which of the following words means to break down or fall apart slowly?

• extinct

• analyze

• decay

• excavate

In what way were some dinosaurs similar to birds?

• Some dinosaurs had colorful feathers.

• Some dinosaurs had light-weight bones.

• Some dinosaurs sat on a nest until their eggs hatched.

• Some dinosaurs slept in trees.

What do scientists do after they take fossils to a museum?

• study the different features of the fossils

• record information about the fossils

• wrap the fossils to keep them safe

• carefully remove dirt from the fossils

A person who studies plant and animal fossils is called a .

• dinosaur finder

• museum

• teacher

• paleontologist

Which of the following sentences states an opinion?

• Scientists have found many different kinds of dinosaur fossils, including bones, footprints, and teeth.

• Triceratops and horse skeletons look the same in some ways.

• Dinosaurs are the most fascinating creatures to ever walk the Earth.

• Sometimes scientists can fit bone fossils together to form a complete skeleton.