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guapka [62]
3 years ago
5

What are two characteristics of a fossil that would make it a good index fossil?

Biology
2 answers:
ch4aika [34]3 years ago
3 0
It is distinctive, widespread, abundant and limited in geologic time. Because most fossil<span>-bearing rocks formed in the ocean, the major </span>index fossils<span> are marine organisms. That being said, certain land organisms are useful in young rocks and in specific regions.</span>
Neporo4naja [7]3 years ago
3 0

Explanation:

The two characteristics of fossil that make it good index fossil are:

  • A good index fossil  is recognizable, widespread and abundant.
  • A good index fossil should be unique and distinctive.

Ammonites are the example of a good index fossil.

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