The major purpose for stems appears to be:
A)to serve as a framework for the positioning of leaves
B)to provide shelter for animals in a coevolutionary relationship
C)to provide protection of inner vascular tissue
D)to provide food for animals

Question

Quizplus · Accepted Answer

Stems serve as a framework for the positioning of leaves, as well as providing support for the plant and transporting water and nutrients between the roots and leaves. While some stems may provide protection for inner vascular tissue, it is not their primary purpose. Stems do not typically provide food for animals, although they may be grazed upon in some cases. There is no evidence that stems serve as shelter for animals in a coevolutionary relationship.

The Major Purpose for Stems Appears to Be