NEET BIOLOGY

Detailed explanation-1: -The primary functions of the stem are to support the leaves; to conduct water and minerals to the leaves, where they can be converted into usable products by photosynthesis; and to transport these products from the leaves to other parts of the plant, including the roots.

Detailed explanation-2: -Stem is an essential part of a plant that provides mechanical support to the whole plant body. Every other part of the plant except the one underground depends on the stem for support. This includes leaves, fruits, flowers, branches, etc.

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. (iii) It transports food from leaves to different parts of the plant.

Detailed explanation-4: -It supports leaves, flowers and fruits, transports water and dissolved substances between the roots and the shoots in the xylem and phloem, stores nutrients, and produces new living tissue. The stem can also be called halm or haulm.

Detailed explanation-5: -Ground tissue helps support the stem and is called pith when it is located towards the middle of the stem and called the cortex when it is between the vascular tissue and the epidermis.