Which bacteria in used as biopesticide first on the commerc…

Biology Biotechnology and Its Application NCERT Single Correct MCQ

Published by: CGP EDU Academic Team

Published on: August 21, 2026

Which bacteria in used as biopesticide first on the commercial scale in the world.

Bacillus thuringiensis

E-Coli

Pseudomonas aeruginosa

Agrobacterium tumefaciens

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The correct answer is:

The first bacteria used on a commercial scale as a biopesticide is Bacillus thuringiensis (Bt). It produces Bt toxin (Cry proteins) that specifically kills certain insect larvae, especially lepidopterans.

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