Which of the following fixes $CO_2$ in carbohydrates?

Separate the processes of light reaction and dark reaction from the following:
$I-$ Fixation of $CO_2$
$II-$ Absorption of light
$III-$ Release of $O_2$
$IV-$ Utilization of $ATP$ and $NADPH_2$
$V-$ Synthesis of $ATP$ and $NADPH_2$
$VI-$ Synthesis of glucose
Identify the correct sequence for light reaction and dark reaction respectively.

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?

Sugars extracted from sugarcane and sugar beet differ in:

The main mode of nutrition in plants is -

$A -$ Productivity of $C_3$ plants is higher than $C_4$ plants.
$R -$ Photorespiration occurs in $C_3$ plants.