E. Define the following.
1. Shearing
3. Selective breeding
2. Sericulture
4. Rearing
Answers
Answer:
(i) Rearing: Bringing up, raising and taking care of animals is known as rearing. (ii) Shearing: The fleece of the sheep along with a thin layer of skin is removed from its body. This process is called shearing. (iii) Sericulture: The rearing of silkworms for obtaining silk is called sericulture.
Explanation:
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Explanation:
SHEARING=Shearing, also known as die cutting, is a process which cuts stock without the formation of chips or the use of burning or melting. Strictly speaking, if the cutting blades are straight the process is called shearing
SELECTIVE BREEDING =Selective breeding involves choosing parents with particular characteristics to breed together and produce offspring with more desirable characteristics. Humans have selectively bred plants and animals for thousands of years including: crop plants with better yields.
SERICULTURE =Sericulture, or silk farming, is the cultivation of silkworms to produce silk. Although there are several commercial species of silkworms, Bombyx mori is the most widely used and intensively studied silkworm. Silk was believed to have first been produced in China as early as the Neolithic Period.
REARING= The rearing of animals is defined as animals raised or bred for their use, or for pleasure or for profit, often for food. These activities have associated common problems of odor and elimination of animal waste.