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Science (Genetics & Evolution) > Fossils > Flashcards

Fossils Flashcards

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Biology 101 flashcards
1
Q

What are fossils?

A
  • Remains or traces (footprints, imprints etc.) of organisms of a past geological age.
  • found in rocks and other substances by natural process.
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2
Q

How are fossils made?

A
  • organism buried quickly, cutting off oxygen to restrict decomposing.
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3
Q

What are transition fossils?

A

Fossils that display the characteristics of two different species.

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4
Q

How is relative dating determined?

A
  • Relative dating is determined by the depth of which the fossil is found.
  • The deeper, the older the fossil.
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5
Q

What kind of rock are fossils found in?

A

Sedimentary rock

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Science (Genetics & Evolution) (5 decks)

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