Root formation in stem cuttings can be improved by the application of
A) synthetic auxins.
B) abscisic acid.
C) salicylic acid.
D) citric acid.
E) nitric acid.

Question

Quizplus · Accepted Answer

Synthetic auxins such as indole-3-butyric acid (IBA) can stimulate the formation of roots in stem cuttings by promoting cell division and elongation in the stem tissue. They also help in the development of adventitious roots from the cambium layer of the stem. Abscisic acid, salicylic acid, citric acid, and nitric acid are not known to have a similar effect on root formation in stem cuttings.

Root Formation in Stem Cuttings Can Be Improved by the Application