NEET Biology question

Biology Biotechnology and Its Applications NEET

A farmer wants to reduce chemical pesticide use on a cotton crop infested with bollworms, while also improving the soil's nitrogen status without chemical fertilisers. Which combination of approaches would be most appropriate?

(A)Growing Bt cotton and inoculating the soil with Rhizobium/Azotobacter-based biofertilisersCorrect
(B)Spraying synthetic organophosphate pesticides and avoiding all fertilisers
(C)Using only chemical nitrogenous fertilisers at very high doses
(D)Introducing Clostridium botulinum into the soil

Answer: (A)

Solution

Growing Bt cotton exploits the Cry toxin for bollworm resistance, while inoculating soil with nitrogen-fixing

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Question ID VK-124382