Answer:
Harmful effects of air pollution are
(i) It affects the respiratory system and causes diseases like
cold, asthma, lung cancer and pneumonia.
(ii) Pollutant gases cause allergies, irritation in eyes
and lungs.
(iii) Burning of fossil fuels releases oxides of nitrogen and
sulphur.
(iv)
Inhalation of these gases is dangerous, they also dissolve in rain to
give rise to acid rain.
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