What is an important characteristic of an index fossil?
O
A. It must have lived in a very specific geographic region.
O
B. It must have been very large.
O
C. It must have lived for a short geologic period of time.
O
D. It must not be extinct.

The fossil index is a representation of the plant or animal preserved in rocks and is a record of the characteristics of a particular span of time and is distinctive and abundant and has a wide variety of characteristics.

The fossil index is used for defining the geologic periods. It also helps in the biostratifcation process.

Find out more information about the index fossil

brainly.com/question/3636464.

What is an important characteristic of an index fossil? O A. It must have lived in a very specific geographic region. O B. It must have been very large. O C. It must have lived for a short geologic period of time. O D. It must not be extinct.

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What is a fossil index?

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What is an important characteristic of an index fossil?
O
A. It must have lived in a very specific geographic region.
O
B. It must have been very large.
O
C. It must have lived for a short geologic period of time.
O
D. It must not be extinct.