Question

how old are the oldest fossils on earth ?​

Answer 1

Explanation:

3.5 billion years

Cyanobacteria: Fossil Record

The oldest known fossils, in fact, are cyanobacteria from Archaean rocks of western Australia, dated 3.5 billion years old. This may be somewhat surprising, since the oldest rocks are only a little older: 3.8 billion years old!

Answer 2

$\huge\mathfrak\red{ANSWER}$

3.5 billion years

Cyanobacteria: Fossil Record

The oldest known fossils, in fact, are cyanobacteria from Archaean rocks of western Australia, dated 3.5 billion years old. This may be somewhat surprising, since the oldest rocks are only a little older: 3.8 billion years old!

TAKE CARE