MCQ
Crystals of Bt toxin produced by some bacteria do not kill the bacteria themselves because $–$
- ABacteria are resistant to the toxin.
- BToxin is immature.
- ✓Toxin is inactive.
- DBacteria encloses toxin in a special sac.
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

