Dinosaurs: Triceratops

1. Fossil evidence shows that Triceratops was attacked by this animal.

Crocodile

Boa constrictor

Allosaurus

Tyrannosaurus

2. The name Triceratops means which of the following?

“Top eater”

“Gliding lizard face”

“Little big man”

“Three-horned face”

3. Triceratops first appeared about how many millions of years ago?

170 million years ago

90 million years ago

68 million years ago

17 million years ago

4. The bony growth around the neck of Triceratops is known as which of the following?

Clavus

Frill

Pygostyle

Osteoderm

5. True or false. Triceratops probably lived in herds.

True

False

6. True or false. If Torosaurus is really the adult form of Triceratops, all such dinosaurs would be known as Torosaurus, because it was named first.

True

False

7. Triceratops belongs to a group of horned dinosaurs known as which of the following?

Sauropods

Hadrosaurs

Therapods

Ceratopsians

8. About half of Triceratops frills have thin spots that correspond to the holes in Torosaurus frills. What might this suggest?

Only one sex of Triceratops matured into Torosaurus

Many Triceratops struggled to find food, causing weak frills

Some Triceratops were able to imitate Torosaurus, for protection from predators

None of the above

9. Scientists who dispute that Torosaurus is the mature form of Triceratops make which of the following claims?

Both Torosaurus and Triceratops should be classified as birds

There are no fossils that show Triceratops becoming Torosaurus

Torosaurus and Triceratops lived on different continents

Torosaurus fed on animal remains, but Triceratops ate ferns

10. Torosaurus is rarer than Triceratops, which might suggest which of the following?

Most Triceratops died before they could mature into Torosaurus

Torosaurus was more vulnerable to disease than most other dinosaurs

Torosaurus had thin, hollow bones that rarely became fossils

All of the above