Bt-cotton is an example of which crop variety improvement factor?

Agronomic character

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Maturity duration

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Abiotic resistance

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Biotic resistance

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Solution

The correct option is D Biotic resistance
Bt-cotton is a genetically modified cross that is made by introducing the Bt-gene in the cotton crop, as a result of which the crop becomes resistant to bollworm insect. We know that insects are biotic or living entities, so it is a form of biotic resistance variety improvement.

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