Analogy - Verbal and Reasoning

Directions to SolveEach of the following questions has a group. Find out which one of the given alternatives will be another member of the group or of that class.
Q1:

Pathology, Cardiology, Radiology, Ophthalmology

A Biology

B Hematology

C Zoology

D Geology

ANS:B - Hematology

Explanation: As all terms given in the question are medical terms and Hematology is also medical term.