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Doctors Medicines MCQs Q&A

  1. Uncontrolled growth of human population
  2. Rapid industrialisation
  3. Rapid urbanisation
  4. Volcanic eruptions
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Option 4 : Volcanic eruptions

⇒ Volcanic eruptions are natural phenomena, so there is no human control in this.

⇒ Volcanic eruptions cause air pollution by releasing volcanic ash in the air, which causes a decrease in vision.

⇒ Volcanic eruption releases harmful gases like carbon dioxide, sulphur dioxide, hydrogen sulphide, carbon monoxide etc. into the atmosphere.

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