Verbal Reasoning - Mental Ability Questions

In the following question, select the related word pair from the given alternatives.

Apple : Fruit : : ? : ?

Select the related word/letters/number from the given alternatives.

Mughals : History : : Rivers : ?

Select the related number from the given alternatives.

10001 : 10101 :: 101 : ?

Select the related word/letters/number from the given alternatives.

LNPR :TVXZ : NPRT : ?

Select the related number from the given alternatives.

95 : 105 :: 89 : ?

Select the related word/letters/number from the given alternatives.

Zoology : Animals : : Virology : ?

Introducing a man, a woman said. "His wife is the only daughter of my father." How is that man related to the woman ? 

Select the related word/letters/number from the given alternatives.

Eccrinology : Secretions :: Cardiology : ?