Which of the following is NOT regarded as a pollutant on land or in the air?

  • A Smoke
  • B Nitrogen
  • C Noise
  • D Sulphur dioxide
jamb 2021biology

The correct answer is B. Nitrogen

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.

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