UPSC Civil Services Preliminary Exam - 2011
1. In the Union Budget 2011–2012, a full exemption from the basic customs was duly extended to the bio–based asphalt (bioasphalt). What is the importance of this material ?
1) Unlike traditional asphalt, bioasphlat is not based on fossil fuels.
2) Bioasphalt can be made from non renewable sources
3) Bioasphalt can be made from organic waste materials