Bollgard I and Bollgard II technologies are mentioned in the context of
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Answer: B. Bollgard I and Bollgard II are Monsanto's Bt cotton technologies. They insert genes from the bacterium Bacillus thuringiensis to make the plant resist bollworms. So they relate to genetically modified crops.
Watch for: The 'boll' in Bollgard refers to bollworm, the cotton pest it targets.
Why the other options are wrong
- A. Wrong because clonal propagation does not involve Bt genes.
- C. Wrong because Bollgard is not a plant growth hormone.
- D. Wrong because Bollgard is not a biofertiliser.
Source to check: NCERT Class 12 Biology, Chapter 12 Biotechnology and its Applications; GEAC (MoEFCC) website
Answer from the official UPSC key. Written and fact-checked by AI against the official key. Spotted a mistake? Report it.