Biotechnology- Principles and Processes Question 2
2. Bt cotton variety that was developed by the introduction of toxin gene of Bacillus thuringiensis $(Bt)$ is resistant to [2020]
(a) Fungal diseases
(b) Plant nematodes
(c) Insect predators
(d) Insect pests
Show Answer
Answer : d
Hints & Solutions
(d) Bt cotton is resistant to cotton bollworn (Insect pest). $c r y$ I Ac and cry II Ab genes have been introduced in cotton to protect it from cotton bollworm. This makes Bt cotton as biopesticide.
