Question
One of the commonly used plant growth hormone in tea plantations is
-
ethylene
-
abscisic acid
-
Zeatin
-
indole-3- acetic acid
Solution
D.
indole-3- acetic acid
Tea plants are grown by stem cuttings. If we dip the lower cut end of a cutting in a dilute solution of auxins (IAA, IBA etc) , large number large number of roots are developed on the cut ends, due to which these cutting develop into successful plants.
