Verbal Reasoning - Mental Ability Questions

Select the related word/letters/number from the given alternatives.
Nephrology : Kidney : : Ichthyology : ?

Abhishek is Byomkesh's brother and Vimal is Jackie's father. Ella is Byomkesh's mother. Abhishek and Jackie are brothers. How is Ella related to Vimal?

Select the related word/letters/number from the given alternatives. AIDS : VIRUS : : MALARIA : ?

Which of the following diagrams correctly represents elephants, wolves, animals?

If SQUALOR is coded as USWCNQT, then how will WHY be coded as?

The weights of 4 boxes are 20, 30, 40 and 60 kilograms. Which of the following cannot be the total weight, in kilograms, of any combination of these boxes and in a combination a box can be used only once?

Introducing a woman, Anjali says, "She is the wife of my daughter's only brother". How is the girl related to Anjali?

Arrange the given words in the sequence in which they occur in the dictionary.
i. Foresay
ii. Foreseize
iii. Foreseeable
iv. Foresail