Growth that results in an increase in the girth of a plant is referred to as:
A) horizontal growth.
B) longitudinal growth.
C) primary growth.
D) radial growth.
E) secondary growth.

Question

Quizplus · Accepted Answer

Secondary growth is responsible for the increase in girth (thickness) of a plant, typically seen in woody plants. This process involves the activity of the vascular cambium and cork cambium, leading to the thickening of stems and roots.

Growth That Results in an Increase in the Girth of a Plant