Biotechnology and Its Applications Question 25
25. Bacillus thuringiensis $(B t)$ strains have been used for designing novel :
[2005]
(a) Biofertilizers
(b) Bio-metallurgical techniques
(c) Bio-mineralization processes
(d) Bioinsecticidal plants
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Answer : d
Hints & Solutions
(d) Bt cotton, a transgenic crop variety has been introduced in India. The $B t$ cotton variety contains a foreign gene obtained from Bacillus thuringiensis. This bacterial gene protects cotton from the boll worm, a major pest of cotton.
