MEDIUMMCQ SINGLEIChO (Chemistry Olympiad)Inorganic ChemistryEnvironmental ChemistryPrevious Year Questions

Which one of the following compounds helps in achieving equilibrium between O2 and CO2 in atmosphere? (EAMCET 2008)

A.Chlorophyll✓ Correct

B.Vitamin-B12

C.Porphyrin

D.Acetyl salicylic acid

Explanation

In atmosphere, the equilibrium between oxygen (O2) and carbon dioxide (CO2) is maintained by photosynthesis and chlorophyll is the necessary green pigment (present in plants) for photosynthesis. Thus chlorophyll helps in achieving equilibrium between O2 and CO2 in atmosphere.

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