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Yes and, as we are still in the Cenozoic Era, it continues to this day.

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โˆ™ 9y ago
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Q: Was oxygen being added to the atmosphere by seaweed during the Cenozoic era?
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Related questions

During respiration how does oxygen get into a plant?

by oxygen in the atmosphere


Does oxygen can enter the atmosphere during cellular respiration or photosynthesis?

Oxygen can enter the atmosphere during celluar respiration, because if it enters photosynthesis, how about the other organisms?


Can oxygen can enter the atmosphere during photosynthesis?

Yes oxygen enters the air during photosynthesis after the plant has produced sugar it releases oxygen


What do they call the gas that enters the atmosphere during the light reaction?

The gas that enters the atmosphere during the light reaction is oxygen (O2). Oxygen is produced as a byproduct when water is split during photosynthesis.


What happens to oxygen during photosynthesis?

It gets released into the Atmosphere.


What happens to the atmosphere during cellular respiration?

oxygen is added to the atmosphere when plants take in carbon dioxide during cellular respiration


What major change occurred in the atmosphere during the precambrian?

The atmosphere, during the Precambrian became richer in oxygen caused by a bacteria called cyanobacteria.


Did oxygen exist in the atmosphere during the Proterozoic?

Certain minerals oxidize, or rust, in the presence of free oxygen. Proterozoic red beds are sedimentary rocks deposits that contain oxidized iron. They are the evidence that there was free oxygen in the atmosphere during the Proterozoic.


How is the balance mainted between the volume of carbon dioxide and oxygen in atmosphere?

The balance of oxygen and carbon dioxide is maintained in the atmosphere by the oxygen released by plant during photosynthesis and carbon dioxide released by human ,animal's etc in the atmosphere


Match the era on the left with its characteristic on the right?

Precambarian- When earthโ€™s atmosphere formed Mesozoic- Ended with a massive impact Paleozoic- When oxygen-breathing organisms first thrived Cenozoic- Began about 65 million years ago Hope this helps! :)


What provides most of the worlds oxygen?

seaweed


How did earths atsmophere change during the precambrian time?

It changed from a reducing atmosphere containing no free oxygen to an atmosphere containing oxygen. The evolution of life on Earth "terraformed" the planet.