Question -
Answer -
Sulphur dioxide causes harm tothe environment in many ways:
1.┬аItcombines with water vapour present in the atmosphere to form sulphuric acid.This causes acid rain. Acid rain damages soil, plants, and buildings,especially those made of marble.
2.┬аEven invery low concentrations, SO2┬аcauses irritation in therespiratory tract. It causes throat and eye irritation and can also affect thelarynx to cause breathlessness.
3.┬аIt isextremely harmful to plants. Plants exposed to sulphur dioxide for a long timelose colour from their leaves. This condition is known as chlorosis. Thishappens because the formation of chlorophyll is affected by the presence ofsulphur dioxide.