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Which bacterium is used as a microbial biocontrol agent against caterpillars?
ABacillus thuringiensis
BRhizobium leguminosarum
CMethanobacterium
DAzotobacter chroococcum
Answer & Solution
Correct answer: A. Bacillus thuringiensis
Bacillus thuringiensis spores are sprayed on plants; larvae that eat them are killed by its toxin.
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