Question

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

Answer 1

Answer: Had a broad geographic distrubition

Step-by-step explanation:

Answer 2

❏ had a broad geographic distribution

❏ short-lived

❏ easy to identify at the species level

Step-by-step explanation:

All expect for invertebrate