I)scapel: surgeon
II)chisel:solder
III)awl:cobbler
IV) knife:chef
I
II
III
IV
Explanation:
In all other pairs ,first is tool used by the second.
In all other pairs ,first is tool used by the second.
Next Question
I. mulder:proteins
II.curie:redium
III. becquerel:radioactivity
IV.einstein:television