Types of Fossils

Front

What are cast fossils?

Back

Fossils that look like the original bone or shell but are made of rock, minerals, and sediment.

Front

What is the youngest type of fossil among ferns, fish, and ammonites?

Back

Fern.

Tags

NGSS.MS-LS4-1

Front

What happens to bones when they turn into stone?

Back

They are called petrified fossils.

Tags

NGSS.MS-LS4-1

Front

What is a mold in fossilization?

Back

The space left when an organism decays inside a rock.

Front

Which organism is least likely to leave coprolite fossils?

Back

Fern.

Front

What are trace fossils?

Back

Fossils that provide evidence of the activities of ancient organisms, such as footprints or burrows.

Front

What is amber?

Back

Fossilized tree resin that can preserve small organisms.

Front

What is a coprolite?

Back

Fossilized dung or feces of ancient animals.

Front

What is the difference between a mold and a cast fossil?

Back

A mold is the impression left in the rock, while a cast is a replica formed when minerals fill the mold.

Front

What type of fossil preserves both hard and soft parts of an organism?

Back

Preserved remains.