For the following questions answer them individually
Choose the related word/letters/number from the given alternatives.
Seismology : Earthquake :: Hydrology : ?
A series is given with one term missing. Choose the correct alternative from the given ones that will complete the series.
?, Vice President, Prime Minister, Deputy Prime Minister
A series is given with one term missing. Choose the correct alternative from the given ones that will complete the series.
JI, LK, NM, ?