UPSC Prelims 2011·GS1·science-and-technology·ipr and biotechnology

A genetically engineered form of brinjal, known as the Bt-brinjal, has been developed. The objective of this is

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Last updated 23 May 2026, 3:31 pm IST
  1. ATo make it pest-resistantCorrect
  2. BTo improve its taste and nutritive qualities
  3. CTo make it drought-resistant
  4. DTo make its shelf-life longer

Explanation

The correct option is A because Bt brinjal is created by inserting a crystal protein gene from the soil bacterium Bacillus thuringiensis into the plant genome. This gene enables the plant to produce a natural toxin that protects it against the fruit and shoot borer, which is a major pest for brinjal crops. The primary goal is to reduce crop loss and minimize the need for chemical insecticides. Other traits like improved nutrition, drought resistance, or shelf life were not the objectives of this specific genetic modification.
science-and-technology: A genetically engineered form of brinjal, known as the Bt-brinjal, has been developed. The objective of this is

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