$ATP$ase has

The flow of electrons in non-cyclic photophosphorylation is:

$ATP$ synthesis in chloroplasts and mitochondria is due to a proton gradient across the membrane. Select the correct statements with respect to $ATP$ formation in chloroplasts:
$(a)$ Protons accumulate in the lumen of the thylakoid.
$(b)$ Splitting of water occurs on the inner side of the membrane.
$(c)$ Protons accumulate on the stroma side of the chloroplast.
$(d)$ $NADP$ reductase is located on the stroma side of the membrane.

The electrons produced by the splitting of water are received by ......

Which of the chlorophyll types ejects the electron during photophosphorylation?

$PS-I$ is located on the