Question

Taj Mahal is threatened due to the effect of:

• A. Chlorine
• B. Sulphur dioxide
• C. Oxygen
• D. Hydrogen

Answer 1

The correct option is B

Sulphur dioxide

Explanation of the correct answer:

The correct answer is option B:

• Sulfur dioxide, hydrogen sulphide, and nitrogen oxides are three polluting gases that pose a threat to the Taj Mahal coming from the oil refinery near Mathura.
• They would transform the white marble's calcium carbonate into calcium sulphate and calcium nitrate.
• Acid rain is caused by an increase in sulphur dioxide and nitrogen oxides in the atmosphere.

Explanation of the incorrect answers:

Options A, C, and D:

• Taj Mahal is threatened due to the effect of Sulphur dioxide.
• Thus, these options are incorrect.

Hence, option B is correct, i.e., Sulphur dioxide.