STD 12 - 8. microbes in human welfare — Biology STD 12 Science — Question
CBSE BoardEnglish MediumSTD 12 ScienceBiologySTD 12 - 8. microbes in human welfare1 Mark
MCQ
Which is a bioinsecticide?
A
Cactoblastis cactorum
B
Anabaena
✓
Bacillus thuringiensis
D
Rhizobium
✓
Answer
Correct option: C.
Bacillus thuringiensis
c Bacillus thurigiensis is a natural insecticide. It secretes a toxin protein thurisoide, which is effective against insects like moths, flies mosquitoes and beetles.
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