Biology · Biocontrol Agents
Bacillus thuringiensis (Bt) is used as a microbial biocontrol agent against butterfly caterpillars. Which of the following statements is correct?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Bt kills larvae of target insects while remaining harmless to non-target organisms✓
- 2Bt releases toxins in soil that are absorbed by plants to repel insects
- 3Bt permanently sterilizes the soil to prevent insect growth
- 4Bt acts as a symbiotic fungus in the roots of plants
Correct answer
Bt kills larvae of target insects while remaining harmless to non-target organisms
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