Bt cotton variety that was developed by the introduction of toxin gene of Bacillus thuringiensis (Bt) is resistant to :

1. Insect pests

2. Fungal diseases

3. Plant nematodes

4. Insect predators

Doubtly Asked 30 Oct 2026 NEET UG 2020 Practice test neet Save WhatsApp Report

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Best answer

Answer: 1. Insect pests

Key idea: The Bt toxin (Cry protein) kills certain insects.

Bt cotton is resistant to insect pests such as cotton bollworms. It is not made to resist fungi, nematodes, or predators.

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

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