Q74
A photosynthesising plant is releasing 18O more than the normal. The plant must have been supplied with
A.
O3
B.
H2O with 18O
AnswerC.
CO2 with 18O
D.
C6H12O6 with 18O
Answer: Option B
Solution
Answer: Option B
Solution:
A photosynthesizing plant is releasing 18O more than normal. The plant must have been supplied with H2O with 18O.Ruben, Hassid and Kamen (1941) using a heavy isotope of oxygen, `18O` in water, found that oxygen evolved in photosynthesis comes from water evolution of oxygen does not require carbon dioxide.