Analogy Questions

CAT : MOUSE as SNAKE : 

Select the option that is related to the third word on the same basis as the second word is related to the first word.

Real : Genuine :: Fake : ?

Select the related word/letters/number from the given alternatives.
BCD : YXW : : FGH : : ?

Find the odd word/letters/number pair from the given alternatives

Select the odd word from the given alternatives.

Find out the odd word/letters/number/number pair from the given alternatives.

In the following question, select the related word pair from the given alternatives. Pascal : Pressure : : ? : ?

The following question consist of two words that have a certain relationship to each other, followed by four alternatives. Select the best alternative that has the same relationship as the original pair of words

Barrel: Vial