question_answer 20)

  ABA acts as antagonistic to (a) ethylene                       (b) cytokinin                       (c) gibberel lie acid          (d) IAA

Answer:

                (c) Gibberellin spray on sugarcane induces the growth in the inter nodal area of the sugarcane plant. Larger is the area larger will the sugar content, as sucrose is the main constituent in the of sap of sugarcane stem.