Stanley Miller performed an experiment by recreating in the lab the probable conditions of the atmosphere of the primitive earth.
(i) What was the purpose of the experiment?
(ii) In what form was the energy supplied for the chemical reaction to occur?
(iii) Give a diagrammatic representation of Miller's experiment

Explanation

To prove Oparin Haldane Theory which proposed that the first form of life could have come from pre-existing non living organic molecules and that formation of life was preceded by chemical evolution (ii)He created electric discharge in a closed flask containing `CH_4,H_2, NH_3` and water vapour at `800^@C`.