1.

What are the disadvantages of fuels ?

Answer»

Solution :(i) The fossil FUELS are non - renewable sources of energy . If we were to continue consuming these sources at such an alarming rate , we would soon run out of energy .
(ii) Air pollution is caused by BURNING fossil fuels.
(iii) The oxides of carbon , NITROGEN and sulphur that are RELEASED on burning fossil fuels are ACIDIC oxides. These lead to acid rain which affects our water and soil resources.
(iv) Carbon dioxide produced by burning these fuels produces greenhouse effect .


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