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(A) The first organisms on Earth are believed to have been chemoheterotrophs. These primitive life forms obtained their energy and carbon from the org

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Chemoheterotrophs

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(A) The first organisms on Earth are believed to have been chemoheterotrophs. These primitive life forms obtained their energy and carbon from the organic molecules present in the 'primordial soup' of the early oceans. They did not possess the machinery for photosynthesis or chemosynthesis,making them dependent on pre-existing organic compounds.

The first organisms that appeared on Earth were

Similar Questions

Which theory was permanently discarded?

What theory was proposed by Louis Pasteur?

Coacervates are:

Assertion : Organic compounds first evolved in earth required for origin of life were protein and nucleic acid.
Reason : All life forms were in water environment only.

Which one of the following experiments suggests that the simplest living organisms could not have originated spontaneously from non-living matter?

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