Question

The type of pollution which is likely to affect Taj Mahal in Agra to a greater extent is

• A. air pollution
• B. water pollution
• C. soil pollution
• D. noise pollution

Answer 1

The correct option is A

air pollution

The correct option is Option A.

Explanation of correct option:

1. The presence of any undesirable material in the air that is harmful to humans and the environment is called air pollution.
2. Air Pollution is caused due to both natural and anthropogenic activities.
3. Acid rain refers to rain having acidic pH due to a reaction between water and air pollutants such as Nitrogen dioxide and sulfur dioxide, leading to the formation of nitric and sulphuric acid, that fall on buildings and monuments such as the Taj Mahal and leads to a change in color.
4. Acid rain has caused excessive damage to the structural material of buildings i.e. Marble, limestone etc.
5. The Taj Mahal is affected by acid rain formed (due to the release of sulfur and nitrogen oxides from the Mathura refinery).
6. Acid rain converts the marble of the Taj Mahal(calcium carbonate) to calcium nitrate and sulfate which get solubilized and fall as rain on the Taj Mahal thereby washing away its color.
7. This phenomenon of corrosion of Marble is called stone leprosy.

Explanation of incorrect option:

Option B:

1. The undesirable change in the physical, chemical and biological properties of water is due to the addition of pollutants that cause harm to the environment and the living organisms.

Option C:

1. The undesirable change in the physical, chemical, and biological properties of soil adversely affects the living organisms and destroys the natural quality of the soil.
2. Industrial waste and household waste are the main sources of soil pollution.

Option D:

1. Any undesirable sound that causes discomfort is called Noise pollution.
2. It is a type of pollution that does not leave any residue.
3. Humans can hear sound with a frequency range of 20-2000Hz.
4. The sound becomes polluted above 80dB(decibel)

Final Answer: The type of pollution which is likely to affect the Taj Mahal in Agra to a greater extent is air pollution.