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Diversity in Living World - Kingdoms
Bacteria Kingdom
The first organisms to appear on Earth were...
The first organisms to appear on Earth were chemoheterotrophs or chemoautotrophs ?
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Ritesh Kamboj
Chemoautotrophs were the first organisms to exist on earth because they used the chemical energy around them to make food
It can't be chemoheterotrophs as there was no food on earth at that time
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