For photosynthesis (i.e. for the synthesis of organic matter),the green plants need only

Statement-$I$: When $PS-II$ is functional,the electron is circulated within the photosystem and photophosphorylation occurs due to the cyclic flow of electrons.
Statement-$II$: The stroma lamellae membranes lack $PS-I$ as well as $NADP$ reductase enzyme.

Major utilisation of carbon from the atmosphere is through

Select the incorrect statement $:$

$A$ : Most of the photosynthesis takes place in the blue and red regions of the spectrum.
$R$ : Action spectrum shows the amount of energy of different wavelengths of light absorbed by pigments.

The two pigment system theory of photosynthesis was proposed by