Fossil assessment

Special fossils that indicate to geologists the boundaries of geologic time.

• Index fossil

• Trace fossil

• Mold fossil

• Cast fossil

Which fossilization process leaves behind a dark film on a sedimentary rock?

• Petrification

• Replacement

• Carbonization

• Trace fossil

Which type of fossil occurs when a sticky substance from plants captures and preserves organisms?

• Permineralization

• Mold

• Fossil resin

• Tar

What type of fossilization results when the whole animal is preserved?

• Carbonization

• Replacement

• Mold

• Ice/freezing

Which type of rock and fossil dating gives the precise age of the rock or fossil?

• Geologic time dating

• Absolute dating

• Relative dating

• Differential dating

Describe the relationship between rocks and fossils found in the same rock layer.

What is a fossil and what parts of organisms become fossils?

What are 3 requirements for an organism to become a fossil?

Explain how marine fossils are readily found on the tops of mountains.

What does the fossil record tell scientists?