Home UPPSC Prelims 2025 Mock Test Series MCQs

Question

Which metal is commonly used to prevent corrosion of iron through galvanization?

  1. Copper
  2. Zinc
  3. Aluminum
  4. Lead

Answer:

Option B: Zinc

Detailed Solution:

The correct answer is “Zinc”.

Galvanization is the process of coating iron or steel with zinc to protect it from corrosion. Zinc acts as a sacrificial anode, corroding before the iron.