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प्रश्न
Selective breeding is a process of ______.
विकल्प
selecting the offspring with desired properties.
selecting the parents with desired properties.
selecting an area for breeding.
selecting fine hair for good quality wool.
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उत्तर
Selective breeding is a process of selecting the parents with desired properties.
Explanation:
Selective breeding is the process of crossing of two selected varieties having different traits to produce a hybrid having good traits of both, e.g., some breeds of sheep possess only soft under-hair. Their parents are specially selected to give birth to sheep which have only soft under-hair.
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संबंधित प्रश्न
Short Answer Type Question:
What are synthetic fibres?
Classify the following fibre as natural or synthetic:
wool
Classify the following fibre as natural or synthetic:
polyester
Spinning is a process of making fibres.
Polyester is a natural fibre.
A fibre similar to wool is ______.
Hair trap a lot of ______, which is a poor ______ of heat.
Fibres that are made using raw materials from ______ are synthetic fibres.
Boojho went to a cloth shop. There he found a fabric which was smooth to touch, had vibrant colour and shine. The fabric could be
Boojho wants to make yarn from fibre at home. Which of the following will he use to carry out the task?
