WebThe leaves are the main photosynthetic organs in most plants, as green stems can also perform photosynthesis. Most leaves consist of a flattened blade and a stalk, or petiole, which joins the leaf to a node of the stem. The buds of a plant are undeveloped shoots. When a plant stem is growing in length, the terminal bud (or apical bud) at the ... WebFor example, the leaf is an organ in a plant, as is the root, stem, flowers and fruits. In this section the leaf is used as an example of an organ. The leaf structure will be discussed using a cross-section of a dicotyledonous leaf. Structure needs to be related to functions, such as transport, gaseous exchange and photosynthesis.
How plants and animals are organised - BBC Bitesize
WebJul 30, 2024 · Dermal tissue, for example, is a simple tissue that covers the outer surface of the plant and controls gas exchange. Vascular tissue is an example of a complex tissue, and is made of two specialized conducting tissues: xylem and phloem. Xylem tissue transports water and nutrients from the roots to different parts of the plant, and includes ... WebPotato ( Solanum tuberosum L.) is the typical example of a common plant that uses a tuber for storage and propagation. Tubers are another example of an underground stem, with … time \u0026beg
Modified Stems, Leaves and Roots - University of …
WebAirborne: The microorganisms are spread through the air and attack the plants causing diseases, for example, blight, rust, powdery mildew. (ii) Soilborne: Inoculums of the … WebPlant cells, tissues and organs are adapted to their functions. The stem, root and leaves form an organ system that transports substances into, around and out of a plant. WebFigure 7.4. 1 Corner architecture model of tree growth. (From Halle et al. (1978)). Stolons (runners) are aboveground horizontal shoots, which sprout and produce a new plants (example: strawberry, Fragaria ). Tubers (example: potatoes, Solanum) are enlarged portions of rhizomes. The “eyes” of potato are actually lateral buds and the tuber ... bauhaus organigramm