Q. Who invented the Mariner's Compass?
Answer: Marco Polo
Notes: Marco polo invented the Mariner's Compass. With the help of compass the European mariners were better equipped to sail away from the view of land and across the vast ocean.

This question is part of 40000+ MCQs GKToday PCS Mock Tests Series in GKToday Android app. Question Number: 58 in GKToday PCS Mock Test - 149 in above course in App.