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silk fibre is obtained from cocoon true or false

//silk fibre is obtained from cocoon true or false

silk fibre is obtained from cocoon true or false

State the following statement are true or false a) Yarn is made from fibres b) Spinning is a process of making fibres c) Jute is the outer covering of coconut d) The process of removing seed from cotton is called ginning. Answer. Jute is the outer covering of coconut. (a) Silkworms are caterpillars of silk moth. Question 3. (c) Wool yielding animals bear hair on their body. Answer: True. State whether the following statements are True or False. Q. Cocoons are kept under sun. Silk fibre made of How silk is made from silkworm yak Refuse (avoid) is the best way to manage plastic. (F) Silk fibre is obtained from the stem of a plant. e) Weaving of yam makes a piece of fabric. The silk worms feed on mulberry leaves and each worm spins a continuous thread, which is nearly 800 meters in length, to make a cocoon. Give reasons. Answer: True. e) Weaving of yarn makes a piece of fabric. Give reasons. Paheli wanted to buy a gift made of animal fibre obtained without killing the animal. True or False : Question 1. Spinning is a process of making fibres. (g) Polyester is a natural fibre. [ Silk fibre is obtained from animals. (d) Mulberry silk, tassar silk, mooga silk and eri silk are different types of silk produced from cocoons of different types of silk moths. Synthetic Fibre. Moth silk is not a type of silk. (C) False : Jute is obtained from jute plant (Corchorus). It is drawn by cocoon of silkworm.] If false, correct them. (a) True (b) False; The process of making yarn from fibres is called spinning. The cocoons are collected and boiled in water to kill the silkworms. Wool, cotton, silk, jute. g) Polyester is a natural fibre. b) Spinning is a process of making fibres: - (False) c) Jute is the outer covering of coconut: - (False) d) The process of removing seed from cotton is called ginning: - (True) e) Weaving of yarn makes a piece of fabric: - (True) f) Silk fibre is obtained from the stem of a plant: - (False) g) Polyester is a natural fibre: - (False) Question 3: (True) e) Weaving of yarn makes a piece of fabric. (g) Polyester is a natural fibre. Differentiate between the larva stage and pupa stage in the life cycle of a silk moth. A lot of plastic pollutes our environment. It is a synthetic fibre- artificially made Silk is obtained from the cocoon of silk worms. Answer: True. 12. SOLUTION: (A) True (B) False : Spinning is the process of making yarn from fibres. Question 3. (a) Silk and Wool fibres are obtained from animals. (d) True (e) True (f) False; Silk fibre is obtained from cocoon of the silk moth. Fill in the blanks: Concept insight: Silk fibre is obtained from the cocoon of a silk moth. Nylon, polyster. 3. Weaving of yarn makes a piece of fabric. (d) silviculture Answer: (c) Sericulture is a practice of rearing silkworms for obtaining silk while silviculture is a practice of developing and caring forests Question 2: Which… Q. Rearing and selective breeding of sheep is done. (D) True (E) True (F) False : Silk fibre is obtained from silkworm (animal). Wool yielding animals have thick fur. (False) Concept insight: Silk fibre is obtained from cocoon of a silk moth. Question 2. The process of removing seed from cotton is called ginning. f) Silk fibre is obtained from the stem of a plant. [ Polyester is synthetic fibre.] (c) False; Jute fibre is obtained from the stem of jute plant. Answer: False. NCERT Exemplar Problems Class 7 Science – Fibre to Fabric Question 1: The rearing of silkworms for obtaining silk is called (a) cocoon (b) silk (c) sericulture . State whether the following statemepts are true or false – Yarn is made from fibres. Silk fibres are obtained from the silkworms which spin the fibres to form a cocoon in the pupa stage. The cocoons are then unwrapped to get silk fibre, which is then woven into fabric. 3. Q. Answer: False. Answer: True. Which of the following would be the right gift (a) Woollen shawl (b) Silk scarf A natural fibre obtained by boiling of cocoons is called _____ Answer: Raincoat; Resin codes; polymer; plant fibre; silk; III. (d) Hair trap a lot of air, which is a poor conductor of heat. d) The process of removing seeds from cotton is called ginning. (True) f) Silk fibre is obtained from the stem of a plant. (g) False; Polyester is a synthetic fibre. g) Polyester is a natural fibre. Question 2. f) False, silk fibre is not obtained from the stem of a plant. (b) Silk fibres come from cocoons of silk moth. g) False, polyester is not a natural fibre. 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Bright Academy Principal, Talavera Like Pottery, Is Panera Strawberry Poppyseed Salad Healthy, Https Grabcad Com Dashboard, How To Measure Toilet Rough In, Satin Stitch Leaf, Controltech Aero Bars, Paederia Foetida Sanskrit Name,

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