Multiple choice

Mobilization of stored food in germinating seeds is triggered by the hormone

  1. auxin

  2. gibberellin

  3. ethylene

  4. cytokinin

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The mobilization of reserve material from endosperm to the developing embryo is brought about by gibberellin through synthesizing hydrolysing enzyme (e.g., amylase and protease) which cause the breakdown of starch and proteins respectively. Sugar and amino acids so formed are transferred to the developing embryo.