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Which is the evidence to show that oxyge...

Which is the evidence to show that oxygen released in photosynthesis comes form water ?

A

isotopic oxygen supplied as `H_(2)O` appears in the `O_(2)` released in photosynthesis

B

activated chloroplast in `H_(2)O` releases `O_(2)` if supplied potasium ferrocyanide or some other reducing agent

C

photosynthetic bacteria use `H_(2)S and CO_(2)` to make carbohydrates `H_(2)O` and sulphur

D

all of the above

Text Solution

Verified by Experts

The correct Answer is:
A
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