UPSC Prelims 2021 Question:

Bollgard I and Bollgard II technologies are mentioned in the context of

Explanation:

• Bollgard I Bt cotton (single-gene technology) is India’s first biotech crop technology approved for commercialization in India in 2002. It was followed by Bollgard II – double-gene technology in mid-2006 by the Genetic Engineering Approval Committee (GEAC), the Indian regulatory body for biotech crops.
• Bollgard cotton contains an insecticidal protein from a naturally occurring soil microorganism, Bacillus thuringiensis (Bt). This is known as Bt-Cotton.
• Bollgard II technology contains a superior double-gene technology - Cry1Ac and Cry2Ab which provides protection against bollworms and caterpillars.
  
  Therefore, option (2) is the correct answer.
  Subject: Science & Technology | Recent Developments