Question

Cyanobacteria originate about how many years before

Answer 1

Heyy

It's Sneha

here is ur answer>>>

Cyanobacteria are assumed to be present on Earth as early as 2.7 billion years ago

It's give it's great contribution in origin of plants the chlorophyll found in plants which help them to make their food from sunlight is actually a cyanobacteria living in plant cell so cyanobacteria is also called blue green algae

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Answer 2

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Cyanobacteria are autotrophic microbes found in aquatic and Terrestrial environment .Most of these fix atmospheric nitrogen .

example :- nostoc ,oscillatoria and anaebena.

In paddy fields cyanobacteria serve as an important biofertilizer as they enrich the nitrogen content in the soil. They also add organic matter to the soil. Thus increasing the fertility .

Thus the application of cyanobacteria helps in improving agricultural output .

They originated about 2.7 billion years ago.

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