$A$ representative species has a stoma of $4 \ \mu m$ width and $26 \ \mu m$ length in:

$A$ photosystem is composed of $..............$.

Which of the following ions of heavy metals participate in the process of photosynthesis in higher plants?

Consider the following statements regarding photosynthesis:
$(A)$ $ATP$ formation during photosynthesis is termed as photophosphorylation.
$(B)$ Kranz anatomy pertains to leaf.
$(C)$ Reduction of $NADP^+$ to $NADPH$ occurs during Calvin cycle.
$(D)$ In a chlorophyll molecule,magnesium is present in the phytol tail.
Which of the above statements are correct?

Photosynthesis is:

Photosynthesis without the evolution of oxygen is a characteristic of which of the following?