Question

The glory of Taj Mahal, one of the seven wonders, is under threat because of _____________.

• A. increase in amount of nitrogen.
• B. acid rain.
• C. increasing levels of humidity.
• D. temperature variations.

Answer 1

The correct option is B

acid rain.

When sulphur and nitrogen combine with water vapour present in the atmosphere, they form acids. These acids precipitate in the form of acid rain. Acid rain is the major threat to Taj Mahal as it corrodes the marble Taj Mahal is made of.