Question
UPSC Prelims 2021 Question:
Bollgard I and Bollgard II technologies are mentioned in the context of
Answer (Detailed Solution Below)
Option 2: developing genetically modified crop plants
Detailed Solution
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
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Last updated on November, 2025
