question_answer 28)

  Classify the following plants into Long Day Plants (LDP), Short Day Plants (SDP) and Day Neutral Plants (DNP) Xanthium, henbane (Hyoscyamus niger), spinach, rice, strawberry, Bryophyllum, sunflower, tomato, maize.

Answer:

                Besides some primary function, both gibberellins and ethylene have some special effect on some specific plants as Gibberellin promotes the formation of male flower an genetically female plants while  ethylene promotes formation as Female flowers an genetically, male plants.