Photosynthesis cannot continue for long if during light reaction, only – McqOptions

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1.	Photosynthesis cannot continue for long if during light reaction, only cyclic photophosphorylation takes place. This is because ?
A.	There is no evolution of O2
B.	Only ATP is formed NADPH+ + H+ is notformed
C.	Photosystem I stops getting excited at awavelength of light beyond 680 nm
D.	There is unidirectional cyclic movement ofthe electrons
Answer» C. Photosystem I stops getting excited at awavelength of light beyond 680 nm

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