Fossil Review

Jennifer cracked open a rock and found a fossil. What type of fossil did she find?

• An organism preserved in amber.

• A trace fossil of an organism

• A cast and mold fossil

• An organism embedded in tar.

What is the primary difference between a cast fossil and a mold fossil?

• A cast fossil is a hollow impression, while a mold fossil is a filled replica.

• A mold fossil is a hollow impression, while a cast fossil is a filled replica.

• Both are the same, just different names.

• A mold fossil is made of minerals, while a cast fossil is made of organic material.

Which condition is most likely to result in the formation of a fossil?

• An organism is quickly buried by sediment.

• An organism is left exposed on the surface.

• An organism is consumed by scavengers.

• An organism is burned by volcanic lava.

What event is believed to have led to the mass extinction of dinosaurs around 65 million years ago?

• volcanic eruptions

• a meteorite impact

• sea level changes

• massive earthquakes

Tags

NGSS.MS-LS4-1

Which era is the oldest of the geological time scale in the image?

• Cenozoic

• Mesozoic

• Paleozoic

• Archean

Tags

NGSS.MS-ESS1-4

What characterizes a mass extinction event in Earth's history?

• one species transforms into another

• all individuals of a species disappear

• numerous species vanish in a brief geological timeframe

• large numbers of species become extinct suddenly

Tags

NGSS.MS-LS4-1

Which of the following would be considered an ideal index fossil?

• a fish that lived in a small lake in Texas during the Mesozoic

• a triobite that lived in widespread oceans in large populations during the Paleozoic

• a bird that lived in a small region of South America during the Cenozoic

• a conifer tree that lived in the western US in large populations during the Mesozoic

Tags

NGSS.MS-LS4-1

What can the presence of fossils tell us?

• Oceans once covered what is now dry land

• Forrest once were covered what are now deserts

• Glaciers once covered much of North America

• a pond is now dried up

Tags

NGSS.MS-LS4-1

NGSS.MS-ESS2-3

Most fossils form when organisms that die become buried in sediments

• True
• False

Tags

NGSS.MS-LS4-1

What adaptation did woolly mammoths have for surviving the ice age?

• Thick fur to insulate against the cold

• Ability to hibernate during winter

• Camouflage fur to blend with the snow

• Long legs to walk through deep snow

Tags

NGSS.MS-LS4-4