Question

In recent times, the white color of Taj Mahal in Agra is changing to ______ due to ______.

• A. Black, emission from vehicles
• B. Yellow, deposition of salts
• C. Brown, deposition of iron oxides
• D. Blue, acid rain

Answer 1

Answer: (A), (B), (C)

The correct options are
A Black, emission from vehicles
B Yellow, deposition of salts
C Brown, deposition of iron oxides

Taj Mahal is turning black due to black carbon from vehicle emission, yellow due to deposition of salts formed after the acid rain in the area and brown blotches can be seen due to iron used in repairing work.