The process of increasing the length of internodes prior to flowering is called $........$.

Which of the following can be used to control dwarfism in plants?

$A$ genetically dwarf plant can be converted into a tall plant by the use of

Spraying sugarcane crop with which of the following plant growth regulators increases the length of the stem,thus increasing the yield?

Bolting in plants like beet and cabbage having rosette habits is promoted by

Select the correct option for $GA_3$.