Photosynthesis In Higher Plants Question 79

Question: Isotopes popularly known to have been used in the study of photosynthesis are [BHU 1985]

Options:

A) $ C^{14} $ and $ O^{18} $

B) $ C^{11} $ and $ C^{32} $

C) $ C^{16} $ and $ N^{15} $

D) $ p^{32} $ and $ C^{15} $

Show Answer

Answer:

Correct Answer: A

Solution:

$ C^{14} $ isotopes use for knowing carbon path and $ O^{18} $ used for verified that source of $ O_2 $ in photosynthesis is $ H_2O $ , not $ CO_2 $ .