Which part of the tobacco plant is infected by Meloidogyne incognita ?

1. Flower

2. Leaf

3. Stem

4. Root

Doubtly Asked 30 Oct 2026 NEET UG 2016 Phase 1 Practice test neet Save WhatsApp Report

1 answer

Best answer

Answer: 4. Root

Key idea: The nematode Meloidogyne incognita infects the roots of tobacco.

It causes root-knot galls and reduces yield. In biotechnology, RNA interference in the host was used to silence nematode genes and protect the plant.

Doubtly AI · 30 Oct 2026 AI-generated · not yet verified Report

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