Rocks and Fossils Test Review

A fossil leaf that is made only of carbon preserved between two rock layers is called a what?

• fossil

• rock

• carbon film

• fossil fuel

Which missing rock type is the arrow pointing at?

• Igneous

• Sedimentary

• Metamorphic

Which step in fossilization comes first?

• An organism dies and the soft part of it decay.

• Over time, layers build pressure that turn the layers to stone.

• Wind and water erosion expose the fossil to the surface.

• Minerals around the skeleton preserve the bones.

This is the continuous process of rock changing from one type to another.

• Igneous rocks

• Sedimentary rocks

• Metamorphic rocks

• Rock Cycle

This type of fossil forms when a mold is filled with sand or mud that hardens into the shape of the organism.

• mold

• cast

• trace

• preserved

What are the particles of weathered rock called?

• Sediments

• Fossils

• Rocks

• Minerals

Which type of fossil can tell you about the BEHAVIOR of ancient organisms?  (ex. how they hunted, what kind of home they created, etc.)

• mold fossil

• cast fossil

• trace fossil

• preserved or original remains

Which missing rock type is the arrow pointing at?

• Igneous

• Sedimentary

• Metamorphic

Type of rock that forms when preexisting rocks are subjected to high heat and pressure.

• Igneous

• Sedimentary

• Metamorphic

What type of fossil is represented in the picture?

• Mold

• Cast

• Preserved

• Carbon film