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प्रश्न
What is the cause of acid rain? Give any two impacts of acid rain.
उत्तर
Causes:
Sulphur and nitrogen oxides are emitted by burning fossil fuels. Such smoke and gases entering the atmosphere make a dilute soup of sulphuric and nitric acids. This falls on the land surface in the form of acid rain damaging the things on Earth.
Impacts:
- Acid rain accelerates the decay of building materials and paints, including buildings, statues, and sculptures which are part of our nation's culture and heritage.
- Acid rain causes respiratory problems in humans, especially for people suffering from asthma. It may cause throat irritation, dry cough, and severe headache.
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संबंधित प्रश्न
Give suitable biological reasons for the following statement :
Acid rain is harmful to the environment.
What is acid rain?
Name three monuments affected by acid rain.
Fill in the Blanks:
Petrol engine gives off gaseous oxides of ______
State the natural and man-made sources of the two pollutants responsible for acid rain.
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 methods of preventing acid rain.
Give balanced equation for the following conversion [one or two steps].
Sulphur trioxide to sulphuric acid – a constituent of acid rain.
