Assertion (A): Using white lead-based paints is not advisable for coating iron surfaces. Reason (R): White lead-based paints fail to prevent the rusting of iron. Choose the correct option based on the coding system below:

Building Materials and Construction MCQs for PPSC, FPSC, NTS, and Pakistan government job tests. Select an option below, then read the explanation.

PPSCFPSCNTSPakistan govt jobs
Subject
Building Materials and Constructioncivil-engineering-mcqs › building-materials-and-construction
Published
9 Jan 2019
Last updated
28 May 2026

Browse all Building Materials and Construction MCQs

Choose the correct answer

Explanation

Both the assertion and reason are correct, and the reason accurately justifies why white lead-based paints should not be used on iron, as they do not prevent rust formation.

PakQuizHub — free MCQs and past papers for Pakistan government job tests. Content is for educational practice only.