Cytokinin was first synthesized by:

Which of the following induces flowering in short day plants?

Which hormone is concerned chiefly with cell division in plants?

Which of the following plant hormones is responsible for delaying the senescence of plant organs?

The chief role of cytokinin is

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.