Analogies - Verbal and Reasoning

Directions to SolveEvery one of the following questions consists of a related pair of words, followed by five pairs of words. Choose the pair that best represents a similar relationship to the one expressed in the original pair of words.
Q1:

ELEPHANT : PACHYDERM

A mantis : rodent

B poodle : feline

C kangaroo : marsupial

D zebra : horse

E tuna : mollusk

ANS:C - kangaroo : marsupial

An elephant is a pachyderm; a kangaroo is a marsupial.