Unit 15 Understanding Earth's History Final Test

________ fossils are burrows, tracks, or fossilized coprolites (feces).

• Body

• Soft

• Trace

• Bone

Footprints and burrows are both examples of trace fossils.

• TRUE

• FALSE

Select the examples of trace fossils.

• Fossil of a footprint

• Fossil of a shell

• Fossil of the imprint of a shell

• Fossil of an ancient ant colony’s tunnels

A fossilized tooth is found at the beach. This is an example of _________.

• Body fossil

• Trace fossil

• Preserved stone

Which examples are body fossils?

• The shell of a mollusk

• The tooth of a dinosaur

• The waste of a mammoth

• The burrow of a rodent

• The skeleton of an ancient, extinct bird

Which of these is formed by permineralization?

• Petrified woods

• Marine fossils

• Dinosaur bone fossils

• All of the above

A bone dissolves and leaves behind a space called a . That space is filled with other materials form a in the shape of the original organism.

• Mold, cast

• Cast, mold

• Trace fossil, body fossil

• Body fossil, trace fossil

A mold filled with sediment and hardened to create a replica of the original fossil is known as a cast fossil.

• TRUE

• FALSE

Soft-tissues are more commonly preserved than hard parts.

• TRUE

• FALSE

The most common way that fossil leaves are made is by .

• Permineralization
• Amber

• Replacement

• Compression