Q.Write the origin and area of cultivation of green gram and red gram.

Pulses are the edible seeds harvested from the pods of the legume family, Fabaceae, and are a vital global source of plant-based protein, vitamins and minerals; the English name traces to the Latin puls/pultis, 'thick soup'. Black gram, native to India and grown as a rain-fed crop especially in Uttar Pradesh, Chhattisgarh and Karnataka, is central to South Indian breakfast batters. Red gram (Pigeon pea) is the only pulse native to South India and the defining ingredient of sambar. Green gram is one of the ingredients of pongal and is also used, as a flour, in traditional skin cosmetics. Chick pea (Bengal gram), grown in India for over 4,000 years after originating in …