UPSC Prelims 2011·GS1·economy·economic sectors and development

In the Union Budget 2011-12, a full exemption from the basic customs duty was extended to the bio-based asphalt (bioasphalt). What is the importance of this material? Unlike traditional asphalt, bio-asphalt is not based on fossil fuels. 2. Bioasphalt can be made from non-renewable resources. 3. Bioasphalt can be made from organic waste materials. 4. It is eco-friendly to use bioasphalt for surfacing of the roads. Which of the statements given above are correct?

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Last updated 23 May 2026, 3:31 pm IST
  1. A1, 2 and 3 only
  2. B1, 3 and 4 onlyCorrect
  3. C2 and 4 only
  4. D1, 2, 3 and 4

Explanation

The correct option is B because of the following reasons: Statement 1 is correct: Traditional asphalt is derived from petroleum, a fossil fuel. Bioasphalt serves as a substitute that does not rely on petroleum bitumen. Statement 2 is incorrect: By definition, bioasphalt is derived from biological sources which are renewable. The statement claiming it can be made from non renewable resources contradicts the basic nature of a bio based product. Statement 3 is correct: Bioasphalt can be produced from various organic waste materials such as agricultural residue, non food vegetable oils, and municipal solid waste. Statement 4 is correct: Using bioasphalt is eco friendly because it reduces the carbon footprint, utilizes waste materials, and decreases the dependency on fossil fuels. Since statements 1, 3, and 4 are correct and statement 2 is logically flawed, option B is the right choice.
economy: In the Union Budget 2011-12, a full exemption from the basic customs duty was extended to the bio-based asphalt (bioasph

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