Which one of the following is the oldest oil refinery in India?

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Submitted by examrobotsa on

Q: 10 (CDS-I/2008)
Which one of the following is the oldest oil refinery in India?
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question_subject: 

Geography

question_exam: 

CDS-I

stats: 

0,37,9,3,2,37,4

keywords: 

{'oldest oil refinery': [0, 0, 2, 0], 'koyali': [0, 0, 3, 1], 'digboi': [4, 0, 3, 1], 'mathura': [5, 1, 3, 3], 'haldia': [4, 0, 2, 7]}