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Oxygen was released from Precambrian rocks.
cynobacteria were the first organisms to produce oxygen 2.5-3 billion years ago
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∙ 11y ago
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What has oxygen in it?
Atmosphere
Does the atmosphere have more nitrogen or oxygen in it?
Nitrogen is more in the atmosphere. Around 78% of the atmosphere is nitrogen gas and 21% is oxygen gas.
What is the approximate percentage of oxygen in the atmosphere?
Earth's atmosphere is about 21% oxygen by volume (for dry air).
What percentage does nitrogen and oxygen make in the atmosphere?
Nitgrogen forms 80% of the Earth's atmosphere and oxygen 21%
How much of the air oxygen?
21% of the atmosphere is oxygen.
What percent of the atmosphere is oxygen'?
21% of the atmosphere is oxygen.
What is the oxygen content of the atmosphere?
The atmosphere is 79.9% oxygen.
What is an aerobic atmosphere?
the environment which has the availability of oxygen it is called aerobic atmosphere and if the availability of oxygen is not there in atmosphere then it is anaerobic type We live in a aerobic atmosphere which has the oxygen available
Why doesnt the moon have oxygen?
The moon has no oxygen because it has no atmosphere.
Is there oxygen in Mercury?
No, there is no oxygen in Mercury's atmosphere because Mercury does not have an atmosphere.
Is the atmosphere partly oxygen?
Yes, oxygen makes up 20.9% of the atmosphere.
What gives more oxygen to the atmosphere?
Plankton gives more oxygen to the atmosphere.
What makes molecular oxygen in our atmosphere?
Cyanobacteria make molecular oxygen in our atmosphere.
What types of organisms remove oxygen from the atmosphere?
Animals remove oxygen from the atmosphere.
Do any of the planet have oxygen in their atmosphere?
Yes. There is one planet with oxygen in its atmosphere: our home planet Earth.
Is the oxygen in the Earth's atmosphere diminishing?
No it isn't. We still have about 21% oxygen content in the atmosphere.
What has oxygen in it?
Atmosphere
