Based on the relationship between the first two words, find out the missing word.
BHARATANATYAM : TAMILNADU  ::  KUCHIPUDI: ?

If H₂O : Hydrogen, then KOH:____

Select the alternative that does not have a similar relationship as the given pair
Forward: Backward

Choose the pair which is related in the same way as the words in the first pair from the given choices.
TENNIS: COURT ∷ BOXING: __________

Night blindness : Sight ∷ ________: Speech

Blood Pressure : Cholesterol :: ____: ____

Find the missing value denoted by ‘?’

4 : 16 : : 49 : ?

Select the related word from the given alternatives:

Medicine : Patient : : Education : ?