MCQ
$ICBN$ stands for
- AInternational Code for Botanical Nature
- ✓International Code for Botanical Nomenclature
- CIndian Code of Botanical Nomenclature
- DNone of the above
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Reason : Oxygen started accumulating in the atmosphere after the non-cyclic pathway of photosynthesis evolved
$I$. Picric acid $II$. $O AA$
$III$. Malic acid $IV$. Aspartic acid
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