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प्रश्न
Explain the methods of preventing acid rain.
उत्तर
Method of preventing acid rain:
- By using coal or oil – that has low sulphur content. This reduces the emission of oxides of sulphur and nitrogen responsible for acid rain.
- By using scrubbers a device that absorbs gaseous pollutants.
संबंधित प्रश्न
Explain the formation of acid rain due to:
Oxides of sulphur
Acid rainfall is involved with the (decreased, increased, normal) acidity in rivers, destroying aquatic animals.
Fill in the Blanks:
Petrol engine gives off gaseous oxides of ______
Fill in the Blanks:
Acid rain is caused by oxides of ______, ______.
State the two forms of deposition of acid rain with suitable examples of each form of deposition.
Burning of fossil fuels is an important source of the pollutant – ‘oxides of sulphur’ responsible for acid rain.
State what are ‘fossil fuels’. Name the principal fossil fuels. State why sulphur dioxide is emitted on burning a fossil fuel. Give a balanced equation for the same.
State why high temperatures in internal combustion engines release pollutant – oxides of nitrogen.
Give balanced equations for the formation of sulphuric acid in acid rain, when’ a fossil fuel is burnt in an electric power station.
Explain the basic function of a catalytic converter in an internal combustion engine.
Enumerate the ways by which acid rain can be controlled to prevent its adverse effects on the environment.
