Animal Evolution in Geologic Time

Paleozoic, Mesozoic & Cenozoic are all

• Epochs

• Eras

• Periods

• Eons

Tags

NGSS.MS-ESS1-4

During which geologic era did trilobites, mosses and ferns first appear in the fossil record?

• Paleozoic

• Mesozoic

• Cenozoic

• Precambrian

Tags

NGSS.MS-LS4-1

NGSS.MS-ESS1-4

Scientist study the ____________________ to learn about the history of life, past environments on Earth, and how different groups of organisms have changed over time.

• fossil record

• animal record

• historical record

• Earth record

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

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

Tags

NGSS.MS-LS4-1

What event marks the end of each geologic area?

• million years

• burst of new life forms

• mass extinction

• ice age

Tags

NGSS.MS-ESS1-4

Which extinction is considered the largest mass extinction in Earth's history? Basically 96% of all species on Earth disappeared.

• Ordovician Extinction

• Devonian Extinction

• Permian Extinction

• Triassic Extinction

• Cretaceous Extinction

Tags

NGSS.MS-LS4-1

Scientists who study fossils are called

• Geologists

• Paleontologists

• Fossil Scientists

• Meteorologists

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

Which layer is oldest?

• A

• W

• G

• Z

Tags

NGSS.MS-ESS1-4

The era that dinosaurs ruled the Earth's land, air and oceans.

• Cenozoic

• Paleozoic

• Precambrian

• Mesozoic

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

Which of the following would NOT help an organism become fossilized?

• shell 

• skeleton 

• buried quickly with sediment 

• soft body parts