In the context of alternative sources of energy, ethanol as a viable bio-fuel can be obtained from:

Given below are the names of four energy crops. Which one of them can be cultivated for ethanol ?

Which of the following is a nonrenewable source of energy?

Which one of the following is a non-conventional source of energy?

Which of the following is a group of non-conventional energy resources?

Choose the false statement from the following statements on ‘Energy Resources’.