Bt toxin genes have been expressed in plants in order to pr…

Biology Biotechnology and Its Application Statement Based Questions Single Correct MCQ

Published by: CGP EDU Academic Team

Published on: August 26, 2026

Bt toxin genes have been expressed in plants in order to provide resistance against?

(i) Lepidopterans and fungi

(ii) Animals and bacteria

(iii) Bacteria and fungi

(iv) Coleopterans and dipterans

(v) Lepidopterans

(ii) and (iii)

(i), (ii) and (iv)

(iii) and (v)

(iv) and (v)

Text Solution

Verified by Experts

The correct answer is:

Different Bt (cry) genes provide resistance against specific insect groups:

• Lepidopterans (e.g., cotton bollworms)

• Coleopterans (beetles)

• Dipterans (flies and mosquitoes)

Bt toxin genes are not used against bacteria, fungi, or animals.

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