Odisha JEE 2005: Jute fibres are (A) Bast fibres from stem pericycle (B) Fibrous mesocarp (C) Fibres on seeds (D) Bast fibres from secondary phloem. A. Ramie They are annually renewable crops, growing in 90 to 100 days. Jute fiber is a secondary phloem fiber or bast fiber obtained from the bark of the stem. The two species differ in the quality of fibre they yield. Related Posts. As all bast fibres contain non-cellulose matter such as pectin, lignin, and hemicellulose, degumming or retting is needed to remove the non-cellulose matter. Bast fibre, soft, woody fibre obtained from stems of dicotyledonous plants (flowering plants with net-veined leaves) and used for textiles and cordage. It falls into the bast fiber category (fiber collected from bast, the phloem of the plant, sometimes called the "skin") along with kenaf, industrial hemp, flax (linen), ramie, etc. Botanically, the fibers harvested from many of these plants are bast fibers; the fibers come from the phloem tissue of the plant. The industrial term for jute fiber is raw jute. Bast fibre (also called phloem fibre or skin fibre) is plant fibre collected from the phloem (the inner bark, sometimes called skin) or bast surrounding the stem of certain dicotyledonous plants. 3. The best fibres occur in the outer portion of the stem, interspersed with thin-walled tissues of phloem. jute fibre is a bast fibre which is collected from the phloem of the plant so answer would be option 1: secondary phloem of stem. bast fibres are also known as phloem fibre or skin fibres. Such fibres, usually characterized by fineness and flexibility, are also known as “soft” fibres, distinguishing them from the coarser, less flexible fibres of the leaf, or “hard,” fibre group. B) Low cellulose done clear. Bast fibre is similar to these topics: Botany, Plant stem, Setralit and more. Contact Natural Bast Fibers are strong, cellulosic fibers obtained from the phloem or outer bark of jute, kenaf, flax and hemp plants. The industrial term for jute fiber is raw jute. Bast fibre (also called phloem fibre or skin fibre) is plant fibre collected from the phloem (the "inner bark", sometimes called "skin") or bast surrounding the stem of certain dicotyledonous plants. 2. Plant fibre collected from the phloem (the "inner bark", sometimes called "skin") or bast surrounding the stem of certain dicotyledonous plants. bast fiber synonyms, bast fiber pronunciation, bast fiber translation, English dictionary definition of bast fiber. It is a bast fibre, obtained from the secondary phloem … It supports the conductive cells of the phloem and provides strength to the stem. Most bast fibers are quite strong and are widely used in the manufacture of ropes and twines, bagging materials, and heavy-duty industrial fabrics. 1 Fabric. is a complex process that involves the differentiation of secondary phloic fibres (SPF) from the cambium followed by lignification of the fibre wall. They appear as wedge-shaped bundles of cells intermingled with parenchyma cells and other soft tissue. The bast fibre is obtained from C. capsularis, a species with round pods which is grown in lowland areas subject to inundation. The fibres consist of sclerenchyma bundles. Phloem is composed of various specialized cells called sieve tubes, companion cells, phloem fibres, and phloem parenchyma cells. Bast fibre (also called phloem fibre or skin fibre) is plant fibre collected from the phloem (the "inner bark", sometimes called "skin") or bast surrounding the stem of certain dicotyledonous plants.It supports the conductive cells of the phloem and provides strength to the stem. It has a taproot system with lateral branches. C Jute fibers are composed primarily of the plant materials cellulose and lignin. The fiber is around the outside of the plant and comprises one-third of the weight. They support the conductive cells of the phloem and provide strength to the stem. B. chlorine is used to bleach the fibers ... E. jute. 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