Major utilisation of carbon from the atmosphere is through

Oxidative phosphorylation and photophosphorylation both require the electron carrier

The $C_4$ and $C_3$ plants differ from each other in

Read the following four statements ($a, b, c,$ and $d$) carefully and select the option that includes both correct statements.
$(A)$ The $Z$-scheme of light reaction occurs only in the presence of $PSI$.
$(B)$ Only $PSI$ is functional in cyclic photophosphorylation.
$(C)$ Cyclic photophosphorylation results in the synthesis of $ATP$ and $NADPH_2$.
$(D)$ Stroma lamellae lack both $PS-II$ and $NADP$ reductase $(FNR)$.

The energy stored in glucose basically comes from

All the energy for living organisms comes as radiation in the form of......from the sun and is captured by.......