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 ? 1. Unlike traditional asphalt, bioasphalt is not based on fossil fuels. 2. Bioasphalt c

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Q: 1 (IAS/2011)
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 ?
1. Unlike traditional asphalt, bioasphalt is not based on fossil fuels.
2. Bioasphalt can be made from nonrenewable resources.
3. Bioasphalt can be made from organic waste materials.
4. It is eco-friendly to use bioasphalt for surfacting of the roads.
Which of the statements given above are correct ?
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question_subject: 

Ecology

question_exam: 

IAS

stats: 

0,317,240,39,317,52,149

keywords: 

{'traditional asphalt': [0, 0, 0, 1], 'asphalt': [0, 0, 1, 1], 'bioasphalt': [0, 0, 0, 1], 'fossil fuels': [0, 0, 0, 5], 'organic waste materials': [0, 0, 0, 1], 'full exemption': [0, 0, 0, 1], 'basic customs duty': [0, 0, 0, 1], 'nonrenewable resources': [0, 0, 0, 1], 'roads': [0, 1, 0, 2], 'importance': [2, 0, 0, 9]}