Environmental Sciences, asked by Archie4233, 11 months ago

How was oxygen added to the atmosphere?

Answers

Answered by Narutsu

Oxygen was first added to earth's atmosphere by cyanobacteria (blue green algae) which used the process of photosynthesis to produce oxygen and their food.

Previous Question

Next Question

Similar questions

Computer Science, 6 months ago

Which is NOT important in effective communication? (a) Wearing a red tie (b) Making eye contact (c) Using appropriate body language (d) Using the appropriate tone...

History, 6 months ago

निंदा स्तुती कोण सम मानतात संत पुजारी झाडे ...

Math, 6 months ago

check the divisibility of 315421111 by 9...

Environmental Sciences, 11 months ago

How many ways can carbon dioxide return to the atmosphere?

Environmental Sciences, 11 months ago

How do p waves move the ground?

Math, 1 year ago

differntiate tan^2x with respect to x...

Math, 1 year ago

answer me fast please...

Physics, 1 year ago

what is AC alternating current?