Types of Fossils

The hardened remains of a living thing that died long ago.

• fossil

• extinct

• endangered

• minerals

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

Why are there more animal fossils than plant fossils?

• Animals are smaller than plants.

• Plants have harder bodies than animals.

• Plants have softer bodies than animals.

• Animals eat plants.

Which of these is an imprint or a footprint fossil?

• bone

• a cast

• a trace fossil

• original remains

Which type of rock are most fossils found?

• sedimentary rock

• metamorphic rock

• igneous rock

• fossils

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

• An animal ate the fish.

• The water covered the area long ago.

• Today's fish looks the same

• The fish is endangered.

Tags

NGSS.MS-LS4-1

NGSS.MS-ESS2-3

What replaces the wood of a once-living thing to form petrified wood?

• amber

• cast

• mold

• minerals

This type of fossil is tree sap hardened and replaced by minerals.

• Petrified wood

• Imprint

• Amber

• Mold

What type of fossil is pictured here?

• Mold fossil

• Trace fossil

• Cast fossil

• Fake fossil

Answer explanation

This is an imprint of a fossil. The hollow spot left when the shell dissolved away.

What type of fossil is pictured here?

• Forest fossil

• Trace fossil

• Cast fossil

• Body fossil

What type of fossil is pictured here?

• Mold fossil

• Trace fossil

• Cast fossil

• Carbonization fossil