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.	Photosystem I stops getting excited at a wavelength of light beyond 680 nm.
B.	Only ATP is formed, NADPH + \[{{H}^{+}}\] is not formed.
C.	There is no evolution of \[{{O}_{2.}}\]
D.	There is unidirectional cyclic movement of the electrons.
Answer» C. There is no evolution of \[{{O}_{2.}}\]

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