Correct Answer: Option B

Explanation

Air Pollutants

• Carbon Monoxide.
• Lead.
• Nitrogen Oxides.
• Ozone.
• Particulate Matter.
• Sulfur Dioxide.
• Other Air Pollutants.

The primary pollutants of concern in land and soil are heavy metals, such as lead, mercury and others, pesticides and other persistent organic pollutants, and pharmaceuticals, such as antibiotics used for livestock management.

Nitrogen (N), nonmetallic element of Group 15 [Va] of the periodic table.

It is a colourless, odourless, tasteless gas that is the most plentiful element in Earth's atmosphere and is a constituent of all living matter.

There is an explanation video available below.

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