2021
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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ICAR
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NBRI Lucknow
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IIT DELHI
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IISC
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Detailed explanation-1: -Recently, the National Botanical Research Institute (NBRI), Lucknow has developed a whiteflies-resistant variety of cotton.
Detailed explanation-2: -Bt cotton is a genetically modified pest resistant plant cotton variety, which produces an insecticide to combat bollworm.
Detailed explanation-3: -So, the correct option is ‘Transgenic technology’.
Detailed explanation-4: -Cotton Whitefly (Trialeurodes vaporariorum) - Insects | Candide.
Detailed explanation-5: -Some crop varieties resistant to insect pests have been developed. Pusa Gaurav variety of Brassica is resistant to aphids, Pusa Sem 2 variety of flat bean is resistant to jassids, aphids and fruit borers and Pusa Sawani variety of Okra/Bhindi is resistant to stem and fruit borer.