Name them. Bakelite was originally used for electrical and mechanical parts. A) Jute done clear. The most prevalent plant fiber is: cotton. For example, polyester, nylon, and acrylic etc. Which one of the following is not a natural fibre (a) Nylon (b) Cotton (c) Flax (d) Jute (a) Nylon. What is fibre? Jute 3. seeds, fruits, stems, and leaves all produce natural plant fibers. Question 15. Plant Fiber. Jute. Silk and wool 2. III. Answer. Some are amorphous. Which of the following plant fibre is used for Bed-Sheets? Answer: Cellulose is a. polymer. A-Photosynthesis B-Binary Fission C-Meiosis D-Mitosis 4) Which of these is a nonvascular plant? True False 3) Plant meristems produce new cells by which of these processes? cotton. Following are a few examples of fibre crops: Cotton. DIRECTIONS: Read the passage (s) given be low and answer the questions that follow. Fibre (marked 3) is wool and fibre (marked 4) which is used for weaving saris is silk. 1) Plant fiber is which type of cell? Jute is obtained from a plant called ___ 5. (cotton and jute are plant fibres). 3.Polyester. (c) plant products (d) kerosene. Shawl and Dhoti. Examples of Fibre Crops. Two fibres are made up of proteins. 4. It is a tropical plant which is mainly grown in regions having black soil and warm conditions. Answer the following questions: Question 1. (e) Silk fibre is obtained from the stem of a plant. Answer: Artificial silk is a plant fibre. Which of the following is not a man-made fiber grouping? a) Mohair b) Spandex c) Rayon d) Polyester. So, Beera should grow cotton plant in his field. B) Hemp done clear. PET is a very familiar form of (a) chemical (b) monomer (c) polyester (d) polyphenyl Give one use of each of the following: 1.Nylon. Answer: The fibres which are made from chemical substances or which are not obtained from the plant and animal sources are called synthetic fibres. (g) Polyester is a natural fibre. Cotton is plant fibre obtained from the Cotton plant. The seed of cotton is called (a) Bolus (b) Ginny (c) Binola (d) Silver ... Plant fibre (c) Synthetic fibre (d) Natural fibre (d) Natural fibre. 2.Bakelite. Patsun 5. It is used to make conveyor belts. a. Answer: Silk and wool are two fibres which are made up of proteins. Give two example of unstitched garments ___ and ___ Answers: 1. (f) Silk fibre is obtained from the stem of a plant. Bag 5.PVC Poly Vinyl water pipes The most common plant fibers used in textile. 7. (b) Cotton fibre comes from the cotton plants and cotton crop is usually grown at places having black soil and warm climate. Answer: Fibre (marked 1) which is used in filling quilts is cotton and fibre (marked 2) is jute. 2. 3. To which class, animal fibre or plant fibre, artificial silk belongs to? Question: Explain how jute is obtained from the jute plant. Question 10: The correct sequence to get cloth is (a) fibre -> fabric -> yarn (b) fibre —> yarn -> fabric (c) fabric —> yarn fibre (d) yarn fibre … A- Collenchyma B- Parenchyma C-Sclerenchyma D-Xylem 2) Reproductive structures of a plant are always produced by the plants leaves. Cellulose 4. ___ is an example of dietry fibre. Question 16. (wool and silk are animal fibres). In hot humid conditions, which of the following fabrics will you choose for wearing? Answer: The jute plant is normally harvested at flowering stage. some are very thick and stiff, others are very smooth, fine and flexible. In the examination of fibers, the first and most important step in the examination will be: a- the determination if the fiber is natural or man-made. Name the process of taking out silk fibres from the cocoon for use as silk. 4. C) … Parachute. Cotton is a flowering plant, which belongs to … Plant fibers vary greatly in their physical characteristics. 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