AP BIOLOGY

Detailed explanation-1: -The stem conducts water and nutrient minerals from their site of absorption in the roots to the leaves by means of certain vascular tissues in the xylem. The movement of synthesized foods from the leaves to other plant organs occurs chiefly through other vascular tissues in the stem called phloem.

Detailed explanation-2: -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. (iii) It transports food from leaves to different parts of the plant.

Detailed explanation-3: -Support: Primary function of the stem is to hold up buds, flowers, leaves, and fruits to the plant. Along with the roots, a stem anchors the plants and helps them to stand upright and perpendicular to the ground.

Detailed explanation-4: -The main function of a stem in plants is that it helps in the conduction of water and minerals from the roots to the leaves and other parts of plants. It also provides support to branches, leaves, flowers, fruits, and buds of plants.

Detailed explanation-5: -Stem keeps the plant upright. Stem conducts water and nutrients from the roots to the leaves. Stem conducts food from the leaves to the other parts of the plant.