What is meant by the following terms?
(i) Rearing (ii) Shearing (iii) Sericulture
(i) Rearing: It is the process of taking care of useful animals is known as rearing of animals. These animals produce various useful products for human beings.
(ii) Shearing: The process of removing the fleece or the upper layer of the sheep along with a the hairy fibre is known as shearing. The person who removes the sheep’s hair is called a shearer. Typically each adult sheep is shorn once each year, this process is done generally in summers; this enable the animal's survival without their protective coat of hair.
(iii) Sericulture: The rearing of silkworms for obtaining silk is known as sericulture. Sericulture is the process of cultivating silkworms and extraction of silk from them. Sericulture involves rearing and breeding of sheep. The quality and texture of fibre depends on the breed of the animal.
In the rearing and breeding, process of shearing is done then the sheared skin with hair is washed in tanks to remove the dirt and dust. This process is known as scouring. After scouring, sorting is done. In this, the hairy skin is then sent to the factories where the different textures of hair are separated. Then the fibres can be dyes in various colours and send to the market.
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Welcome to the NCERT Solutions for Class 7 Science - Chapter . This page offers a step-by-step solution to the specific question from Excercise 1 , Question 4: What is meant by the following terms? (i) Rearing (ii) Shearing &nb....
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