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The desired varieties of economically useful crops are raised by
The desired varieties of economically useful crops are raised by
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Solution
The correct option is D Hybridisation
Option D is correct.The desired varieties of economically useful crops are raised by hybridization. In the process of hybridization desirable genes found in two or more different varieties are combined to produce pure-breeding progeny. It is an important method of combining characters of different plants. Hybrid plants are usually more vigorous and faster growing than other plants. They are also more resistant to many diseases.
Option D is correct.
The desired varieties of economically useful crops are raised by hybridization. In the process of hybridization desirable genes found in two or more different varieties are combined to produce pure-breeding progeny. It is an important method of combining characters of different plants. Hybrid plants are usually more vigorous and faster growing than other plants. They are also more resistant to many diseases.
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