Fossils

Which of the following is NOT a characteristic of index fossils?

• They are abundant.

• They are easily recognized.

• They have a small geographic distribution.

• They lived a short period of time.

The preservation of the remains of a living organisms from the past.

• index

• fossils

• cast fossil

• mold fossil

This is the process of exposing the Earth's surface.

• erosion

• fossils

• sedimentary

• index fossil

Fossils are found in this type of rock.

• igneous

• metamorphic

• sedimentary

This type of fossil shows an organism's movement.

• trace

• mold

• cast

• true form

These fossils help scientists determine boundaries in geological time.

• trace

• index

• mold

• true form

This type of fossil forms when an organism dies and there is no filling of the cavity with minerals.

• Trace

• mold

• cast

• true form

This type of fossil forms when an organism dies, creating a cavity, that is filled with minerals.

• trace

• true form

• mold

• cast

Smooth edged leaves are common in ___ climates.

• cold

• mild

• warm

• hot

Which type of fossil is most common?

• terrestrial

• marine

• bacterial

• plant