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Which of the following characteristics are necessary for a fossil to be a good index fossil? (Choose all that apply)

❏ had a broad geographic distribution
❏ short-lived
❏ easy to identify at the species level
❏ an invertebrate


Sagot :

Answer: Had a broad geographic distrubition

Explanation:

Answer:

❏ had a broad geographic distribution

❏ short-lived

❏ easy to identify at the species level

Explanation:

All expect for invertebrate