Question

Bacillus thuringiensis, used widely as a biopesticide, primarily controls pests by?

Q: Answer-Bacillus thuringiensis, used widely as a biopesticide, primarily controls pests by?

Bt produces Cry toxin proteins that, once ingested by susceptible larvae, damage the gut lining and cause mortality, making it a widely used microbial insecticide.

A Parasitising fungal pathogens in soil

B Producing crystal proteins toxic to specific insect larvae when ingested

C Competing with pests for host plant resources

D Fixing atmospheric nitrogen to strengthen plant defence

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Bacillus thuringiensis, used widely as a biopesticide, primarily controls pests by?

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