What Type of Growth Does a Plant Exhibit When Its

Question

What type of growth does a plant exhibit when its trunk gets thicker?
A) primary
B) secondary
C) tertiary
D) determinate

Accepted Answer

Secondary growth is responsible for the increase in thickness of a plant stem/trunk. Primary growth is responsible for the lengthening of the stem, while tertiary growth is not a recognized type of growth in plants. Determinate growth refers to a type of growth where the plant ceases to elongate once a certain size is reached.