Fossils

Front

What is the first step in the fossilization process?

Back

Rapid burial by sediment.

Front

What is a copy of a fossil produced by filling a mold with sediments or crystals?

Back

A cast.

Front

If a scientist found a fish fossil in the desert, what can they infer?

Back

The water covered the area long ago.

Front

What is the role of sediment in fossil formation?

Back

To protect and preserve the remains from decay.

Front

Which part of an organism is most likely to become a fossil?

Back

Hard parts like bones and shells.

Front

What are the main types of fossils?

Back

Body fossils and trace fossils.

Front

What is a body fossil?

Back

The preserved remains of an organism, such as bones or shells.

Front

What is a trace fossil?

Back

Evidence of an organism's activity, such as footprints or burrows.

Front

How does mineralization occur in fossilization?

Back

Minerals from water replace organic material in bones or shells.

Front

What environmental conditions favor fossilization?

Back

Low oxygen levels, rapid burial, and sediment accumulation.