Fossil Record Practice

The fossil record is incomplete because...

• not everything dies in the right conditions to be fossilized

• some fossils might have been destroyed

• we have not found every fossil

• All of the above

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NGSS.MS-LS4-1

The millions of fossils that scientists have collected are called

• The Geologic Time Scale

• The Fossil Record

• The Origin of Species

• A really neat fossil collection

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In what way can scientists determine the ages of fossils?

• relative dating

• law of superposition

• radioactive dating (absolute dating)

• All of the above

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NGSS.MS-LS4-1

a ​ (a)   is any remains, trace, or imprint of animal or plant life preserved in Earth's crust

• fossil

• organism

• rock

• biodiversity

• fossilrecord

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NGSS.MS-LS4-1

NGSS.MS-LS4-2

Scientists have collected millions of fossils of different organisms, and have developed a timeline of life on Earth. What do we call this?

• Mutation

• Natural Selection

• The theory of evolution

• Fossil Record

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NGSS.MS-LS4-1

The fossil record provides evidence that 

• Fossils cannot be dated.

• All species were formed during Earth’s formation and have changed little since then.

• The fossilized species have no connection to today’s species.

• Older species gave rise to more-recent species.

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NGSS.MS-LS4-1

NGSS.MS-LS4-2

This diagram of the fossil record represents changes in mollusks over millions of years. How can the pattern of change in the fossil record best be explained?

• There was a period of sudden change followed by stasis.

• There was a period of stasis followed by rapid decline.

• There was a long period of sudden change.

• There was no period of change.

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NGSS.MS-LS4-1

Layered fossils create a historical sequence (timeline) is known as ____________.

• Natural Selection

• Evolution

• Fossil Record

• Extinction

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The ______ parts of an organism are what gets fossilized in most cases.

• big

• soft

• hard

• small

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NGSS.MS-LS4-1

The fossil record shows us...

• Change of Earth's environments

• the entire number of fossils

• mass extinctions

• biodiversity of life

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NGSS.MS-LS4-1