dannydan25 dannydan25

18-05-2021
Biology

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7. What is an index fossil? What do index fossils reveal about other material found with
them?

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lakshmikatta883 lakshmikatta883

18-05-2021

Answer:

Index fossils are fossils that are widespread but only existed for a short period of time. Index fossils help scientists to find the relative age of a rock layer and match it up with other rock layers. Living fossils are organisms that haven't changed much in millions of years and are still alive today.

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