True-False

Dinosaurs were among the first animals to habitually walk on two legs.

Among the first animals to habitually walk on two legs were dinosaurs.

The new and more popular method applied to dinosaur classification since 1984 is called cladistics.

Cladistics is the name of the new and more popular method applied to dinosaur classification since 1984.

A set of organisms that can interbreed and produce offspring that can also reproduce with one another is the definition of a species.

The definition of a species is a set of organisms that can interbreed and produce offspring that can also reproduce with one another.

The cast of the left foot of the hypsilophodontid ornithopod dinosaur Othniella that is at the front of the room s is an example of a body fossil.

At the front of the room s is a cast of the left foot of the hypsilophodontid ornithopod dinosaur Othniella and it is an example of a body fossil.

The cast of the right foot of the tyrannosaurid theropod dinosaur Albertosaurus that is at the front of the room is an example of a trace fossil.

At the front of the room is a cast of the right foot of the tyrannosaurid theropod dinosaur Albertosaurus and it is an example of a trace fossil.

Dinosaur tracks, nests and toothmarks are examples of trace fossils.

Examples of trace fossils are dinosaur tracks, nests and toothmarks

Dinosaur tracks, nests and toothmarks are examples of body fossils.

Examples of body fossils are dinosaur tracks, nests and toothmarks

Gregory Paul and Charles L. Knight are noted for their scientific illustrations.

Noted for their scientific illustrations are Charles L. Knight and Gregory Paul.

Multiple Choice

Which of the following characteristics is part of the definition of what a dinosaur is?

A. reptile- or bird-like B. upright (erect) posture C. lived on land D. all of these E. none of these

A. lived on land B. reptile- or bird-like C. upright (erect) posture D. all of these E. none of these

Which of the animals on the loose page is/are dinosaurs? (the letters beside each animal corresponds to a choice below)

A. B. C. D. E. all of these

The larger dinosaur clade ________________ includes the clade Tetanurae (stiff tail).

A. Thyreophora B. Theropoda C. Sauropodomorpha D. Ornithopoda E. Marginocephalia

The clade Tetanurae (stiff tail) is part of the larger dinosaur clade ________________.

A. Marginocephalia B. Ornithopoda C. Sauropodomorpha D. Theropoda E. Thyreophora

Stegosauria and Ankylosauria are the two clades that make up the larger dinosaur clade ________________.

A. Thyreophora B. Theropoda C. Sauropodomorpha D. Ornithopoda E. Marginocephalia

The larger dinosaur clade ________________ is made up of the two clades Stegosauria and Ankylosauria.

A. Marginocephalia B. Ornithopoda C. Sauropodomorpha D. Theropoda E. Thyreophora

Ceratopsia and Pachycephalosauria are the two clades that make up the larger dinosaur clade ________________.

A. Thyreophora B. Theropoda C. Sauropodomorpha D. Ornithopoda E. Marginocephalia

The larger dinosaur clade ________________ is made up of the two clades Pachycephalosauria and Ceratopsia.

A. Marginocephalia B. Ornithopoda C. Sauropodomorpha D. Theropoda E. Thyreophora

Fossils of the major dinosaur clade ________________ only occur in Cretaceous-aged sedimentary rocks.

A. Marginocephalia B. Ornithopoda C. Sauropodomorpha D. Theropoda E. Thyreophora

Only Cretaceous-aged sedimentary rocks contain fossils of the major dinosaur clade ________________.

A. Thyreophora B. Theropoda C. Sauropodomorpha D. Ornithopoda E. Marginocephalia

Fill in the Blank

Among the first animals to habitually walk on two legs were _________________________.

_________________________ were among the first animals to habitually walk on two legs.

A set of organisms that can interbreed and produce offspring that can also reproduce with one another is the definition of a

_________________________.

The definition of a _________________________ is a set of organisms that can interbreed and produce offspring that can also reproduce with one another.