Indian Geography
Which among the following statements relating to Coal India Limited are correct?1. It is designated as a ‘Maha Ratna’ company under the Ministry of Coal2. It is the single largest coal-producing company in the world3. The headquarters of Coal India Limited is located at Ranchi, JharkhandChoose the correct option from the codes given below :

1 & 2
2 & 3
1, 2 & 3
1 & 3

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Indian Geography
Which of the following statements is not correct about the tank irrigation in peninsular India?

Most of the rivers are seasonal and dry up in summer reason
Rainwater can be easily stored by constructing tanks
Percolation of rainwater is less due to hard rock
Underground water level is higher

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Indian Geography
Which of the following is the largest oil refinery in India?

Digboi Refinery
Kochi Refinery
Jamnagar Refinery
Panipat Refinery

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