What allowed the earth’s atmosphere to increase in oxygen concentration?

Question

asked Mar 19, 2020 52.1k views

1 Answer

Slisnychyi · Answer 1 · 2020-03-25T23:41:29+0000

Answer:

Photosynthesis by primitive plants and algae released oxygen, which gradually built up in the atmosphere. Eventually, the amount of oxygen present in the atmosphere enabled animals to evolve.

What allowed the earth’s atmosphere to increase in oxygen concentration?

0 Comments

Please log in or register to add a comment.

Please log in or register to answer this question.

1 Answer

0 Comments

Please log in or register to add a comment.

No related questions found

Other Questions