Group the following and tabulate them as energy yielding, protein yielding, oil yielding and fodder crop. Wheat, rice, berseem, maize, gram, oat, pigeon gram, sudan grass, lentil, soyabean, groundnut, castor and mustard.
(1) Energy yielding— wheat, rice, maize (2) Protein yielding— gram, pigeon gram, lentil, soybean (3) Oil yielding— groundnut, castor, mustard, soybean (4) Fodder crops— barseem, oat, sudan grass