Question

............ promotes bolting.

• A. Auxin
• B. Cytokinin
• C. Gibberellins
• D. None of the above

Answer 1

The correct option is C Gibberellins

Gibberellins are the hormone which promotes bolting in the plants. The production of the hormone causes elongation of the internode before flowering, which results in the rosette formation in beet, cabbage, etc. This effect of hormone is commonly seen in the leafy vegetables.

Thus, the correct answer is option C.