Question 1:
What are the disadvantages of fossil fuels?
Answer:
The disadvantages of fossil fuels are as follows:
(a) Burning of coal and petroleum produces a lot of pollutants causing air
pollution.
(b) Fossil fuels release oxides of carbon, nitrogen, sulphur, etc. that cause
acid rain, which affects the soil fertility and potable water.
(c) Burning of fossil fuels produce gases such as carbon dioxide that causes
global warming.
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