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

asked Apr 13, 2023 65.6k views

7 votes

When did stromatolites appear on Earth?

A. Hadean
B. Mesozoic
C. Archean

by Njsf

7.2k points

Please log in or register to add a comment.

0 votes

Answer: It's C: Archean

Explanation: I got it right on the quiz.

Vinayak Kini answered Apr 15, 2023

6.4k points

7 votes

Answer:

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

Yoshimitsu answered Apr 16, 2023

6.4k points

Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

7.6m questions

10.1m answers