Match list-I with list-II and select the correct answer using the code given below:
List-I (Radioisotope) - List-II (Diagnostic use)

A. Arsenic - 74 - 1. Activity of thyroid gland
B. Cobalt - 60 - 2. Blood disorder
C. Iodine-131 - 3. Tumor
D. Sodium-24 - 4. Cancer

Code:
A B C D

A) 1 2 3 4

B) 4 3 1 2

C) 3 4 1 2

D) 4 3 2 1

This MCQ is part of the UP PSC Previous Year Questions (PYQs) series, focusing on UPPSC Prelims 2001 (GS Paper I)