Index Fossils Lesson

Multiple Choice

This rock was another type of rock that was heated and compressed over time. What type of rock is this?

• Sedimentary

• Igneous

• Metamorphic

Multiple Choice

This rock started as molten magma but transformed after a volcano erupted. What type of rock is this?

• Sedimentary

• Igneous

• Metamorphic

Multiple Choice

This rock was formed by smaller pieces of rock that settled at the bottom of a lake millions of years ago. What type of rock is this?

• Sedimentary

• Igneous

• Metamorphic

Multiple Choice

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

• fossil

• extinct

• endangered

• minerals

Multiple Choice

Why are there more animal fossils than plant fossils?

• Animals are smaller than plants.

• Plants have harder bodies than animals.

• Plans have softer bodies than animals.

• Animals eat plants.

Most fossils are found in SEDIMENTARY ROCK!

​

​Fossils

Multiple Choice

Which type of rock are most fossils found?

• sedimentary rock

• metamorphic rock

• igneous rock

• fossils

Multiple Choice

What type of fossil is pictured here?

• Mold fossil

• Trace fossil

• Cast fossil

• Body fossil

Multiple Choice

What type of fossil is pictured here?

• Mold fossil

• Trace fossil

• Cast fossil

• Body fossil

Multiple Choice

Which type of fossil preservation is a thin carbon silhouette of the original organism?

• cast     

• carbon film    

• mold

• petrified

Multiple Choice

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.

Multiple Choice

The best index fossils have which two traits?

• widespread geographically, long lifespan
• widespread geographically, short lifespan
• specific place, long lifespan
• specific place, short lifespan

Multiple Choice

Index fossils help determine relative age through correlating rock layers.

• True
• False