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Plants are multicellular organisms that are capable of oxygen production. Is it estimated that there are approximately 422,000 known plant species.

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βˆ™ 9y ago
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βˆ™ 14y ago

plants, they produce oxygen just like we (humans) eat.

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βˆ™ 10y ago

It is the producers because they prodce everything including fo rthe oxygen cycle

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βˆ™ 11y ago

Autotrophs also known as plants.

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βˆ™ 12y ago

Plants

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Q: What group of organisms is the source of oxygen?
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Related questions

Which group of organisms is the source of oxygen in the oxygen cycle?

Producers is the group of organism that is a source in the oxygen cycle.


Which group of organisms is the source or oxygen in the oxygen cycle?

Plants.


What group of prokaryotes are organisms that require a constant supply of oxygen?

organisms that require a constant supply of oxygen from the prokaryotic group are called "obligate aerobes


What is inferred to be the main source of the free oxygen that first entered earth?

oxygen producing organisms


What is inferred to be the main source of the free oxygen that first entered earth's atmosphere?

oxygen producing organisms


Which of these was the first source of oxygen in our atmosphere?

They were the oldest organisms called Stromatolites which did not need oxygen themselves but produced it by photosynthesis.


Why organisms must have food?

Because food is a source of energy and it also supplies cells with oxygen


Deforestation kills many organisms that produce oxygen. What oxygen-producing organisms would remain if all the forests were destroyed?

plankton


Which macro molecule contains both a hydrogen funtional group and a hydroxyl functional group and is a source of energy for organisms?

carbohydrate


Describe five source of chemical weathering?

Water, oxygen, carbon dioxide, living organisms, and acid precipitationWhat_are_the_sources_of_chemical_weathering


Organisms that use oxygen?

Aerobic organisms use oxygen.


Did organisms that require oxygen exist before photosynthetic organisms?

It would be impossible for oxygen requiring organisms to exist before photosynthetic organisms because there was not oxygen in the atmosphere for these organisms to breathe. Photosynthetic organisms take carbon dioxide and water in and create oxygen as waste. Before these photosynthetic organisms existed there was not enough or any oxygen in the atmosphere for organisms requiring oxygen to survive.