Microbes as Biocontrol Agents — Prelims Questions

Which of the following microbial agents is widely used to control lepidopteran insect pests by producing insecticidal crystal proteins?

Which of the following is a fungal biocontrol agent effective against root-borne plant pathogens like *Pythium* and *Rhizoctonia*?

Which characteristic makes Baculoviruses particularly suitable for Integrated Pest Management (IPM) programs?

Which of the following statements about microbial biocontrol agents is INCORRECT?

A farmer observes a fungal disease affecting the roots of his crop. To manage this disease using a biological approach, which of the following would be the most appropriate microbial agent?

Which of the following is NOT a mechanism by which *Trichoderma* species control plant pathogens?