When did stromatolites appear on Earth? A. Hadean B. Mesozoic C. Archean

asked Apr 13, 2023 65.6k views

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When did stromatolites appear on Earth?

A. Hadean
B. Mesozoic
C. Archean

by Njsf

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Answer: It's C: Archean

Explanation: I got it right on the quiz.

Vinayak Kini answered Apr 15, 2023

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7 votes

Answer:

It would be D. Proterozoic because they appeared 542 million years ago.

Yoshimitsu answered Apr 16, 2023

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