BOTANY

Detailed explanation-1: -Stem is an essential part of the plant that provides mechanical support to the whole plant body. Every other part of the plant except the one underground, depends on stem for support. This includes the leaves, fruits, flowers, branches etc.

Detailed explanation-2: -Peduncle: The stalk of a flower. Receptacle: The part of a flower stalk where the parts of the flower are attached.

Detailed explanation-3: -A stem performs the following functions in a plant: (i) It supports branches, leaves, flowers, and fruits. (ii) It transports water and minerals from the roots to the leaves and other parts of plants.

Detailed explanation-4: -The stem is the part that stays above the ground. A stem usually bears leaves, fruits plus flowers. It distributes the nutrients and minerals all the way from the plant to the leaves. Furthermore, the stem is the support system of the plant.

Detailed explanation-5: -An internode is the stem region between two nodes. The petiole is the stalk connecting the leaf to the stem. The leaves just above the nodes arose from axillary buds. Stems are a part of the shoot system of a plant.