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Question : A photosynthesising plant is releasing ""^(18)Omore than the normal . The plant must have been supplied with

Answer»

`O_3`
`H_(2)O` with `""^(18)O`
`CO_2` with `""^(18)O`
`C_(6) H_(12)O_(6)` with `""^(18)O`

Answer :B


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