$RNA$ formation is induced by

Which of the following functions is/are not the function$(s)$ of cytokinin?
$I.$ New leaves formation
$II.$ Chloroplast formation in leaves
$III.$ Lateral shoot formation
$IV.$ Adventitious shoot formation
$V.$ Rooting on stem cuttings
Choose the correct option.

The cut flowers and vegetables can be kept fresh for a long period by this plant hormone:

Farmers in a particular region were concerned that premature yellowing of leaves of a pulse crop might cause a decrease in the yield. Which treatment could be most beneficial to obtain maximum seed yield?

Which hormone is synthesized in root apices,developing shoot buds,and young fruits?

Which of the following is a kinetin derivative?