1.  In which state is the ONGC harnessed site Jambusar located?

A. West Bengal
B. Andhra Pradesh
C. Rajasthan
D. Gujarat
E. None of these

Answer: Option D

Explanation:

Jambusar is located in the state of Gujarat. Oil and Natural Gas Corporation (ONGC) carried out the drilling of the country's first shale gas exploratory well in the Jambusar district. This successful operation led to further explorations and ventures in the Cambay basin.