🔬 Biology · Biotechnology and its Applications · NEET

RNA interference (RNAi) has been used to make tobacco resistant to:

Correct answer: A. nematodes

Explanation: RNAi silences a nematode gene, giving the plant resistance to the parasite.

Concept context

GM crops, transgenic animals, gene therapy, molecular diagnostics, and bioethics. Frequent 2–3 mark questions in NEET.