question_answer

   (a) The use of non-conventional sources of energy is becoming necessary in our country. Give three reasons to support the above statement. Or Why is there a pressing need to use renewable energy sources? Explain. (b) What values/lesson you have learnt from the above question? 

Answer:

                  (a) The reasons are as follows (i) The conventional sources of energy are depleting Very fast and we are dependent on imports of petroleum and natural gas to meet our needs. (ii) Renewable energy sources do not cause environmental pollution with their use and so, to preserve our environment, we must change over to more use of such sources. (iii) Non-conventional sources of energy are very economical in use compared to conventional sources. Thus, to save expenses, we should use renewable energy sources. (b) From the above question I have learnt the importance of non-conventional sources in our day-to-day life.