Fossils

Which of the following describes a group of living things that is no longer living.

• fossil
• extinct
• mold
• cast

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

• extinct
• cast
• fossil
• bone

Why are there more animal fossils than plant fossils?

• Animals eat plants.
• Plants are smaller than animals.
• Plants have softer body parts than animals. 
• There were more ancient animals than ancient plants.

Which type of fossil would look just like an actual body part of a once-living thing?

• a cast
• a trace
  atrace
• a mineral
• a footprint

Which is an imprint fossil?

• bone
• a cast
• petrified wood
• an animal track

In which type of rock are most fossils found?

• igneous
• sedimentary
• volcanic
• metamorphic

A fossil animal has a mouth full of sharp, pointed teeth.  What can you infer about the animal?

• The animal ate fruits and vegetables.
• The animal is closely related to a shark.
• The animal did not live on land.
• The animal ate meat.

If scientists found this fossil, what could they infer?

• what fish are like today
• that this fish lacked oxygen
• what kind of animal ate this fish
• that water once covered the area

How are an elephant and mammoth alike?

• both are extinct
• both have tusks
• both have thick, shaggy fur
• both live in warm climate

Which sentence is TRUE?

• All once-living organisms left behind fossils.
• Some living things have not changed in millions of years.
• Fossils show that camels have not changed.
• Fossils show that the coelacanth fish has changed.