Question

question 9 which plant growth regulator is applied to fields of fruit allowing them to ripen at the same time for harvest? a abscisic acid b ethylene c auxins 3 points

Explanation:

Ethylene is a plant - growth regulator known for promoting fruit ripening. It can be applied to fruit fields to make them ripen simultaneously for harvest. Abscisic acid is mainly involved in stress responses and dormancy, and auxins are related to cell elongation, apical dominance, etc.

Answer:

B. Ethylene