DENDROLOGY

Detailed explanation-1: -Trunk – generally a single “stem, ‘’ but can be multiple-stemmed. Main functions are materials transport and support. Bark – main function is to protect the living tissue called cambium from damage. Roots – two main functions: (1) collect nutrients and water and (2) anchor the tree.

Detailed explanation-2: -stem, in botany, the plant axis that bears buds and shoots with leaves and, at its basal end, roots. The stem conducts water, minerals, and food to other parts of the plant; it may also store food, and green stems themselves produce food.

Detailed explanation-3: -Trunk is the woody stem present in trees. From the above options, coconut plant is an example of a tree and have a trunk.

Detailed explanation-4: -Stem refers to one of the main structural axes of a plant while trunk refers to the main structure of a tree. Another difference between stem and trunk is that stems can photosynthesize while most trunks cannot. Furthermore, stem store water and foods, unlike trunks.