There is nothing random in the universe that everything exist for a reason. That everything serves a purpose. "If anything appears random, it means that we haven't discovered it purpose just as yet.The impact of modern agriculture on improveing the lives and well being of billions of people globally is impressive. While the impact of agricultural research has been immense, the outcome of these success stories, however has created even more daunting challenges for agricultural scientists, nutritionist , health care specialist, policy makers and their institution.
Modern agriculture system are adept at providing calories, they have increased "Hidden Hunger"(starvation for micronutrients and essential nutrient factor). Hidden Hunger result in huge cost to society that greatly impair national development efforts, reducing Labour productivity, lowering educational attainments in children, reducing school enrollment and attendance, increasing mortality and morbidity rates, and increasing healthcare cost.
(Sanghvi 1996) Agency for international development have estimated that Iron deficiency cost India and Bangladesh about 5 and 11 % respectively of their gross national product annually. Some people question the green revolution success because productive cereals, the basis of increased food production in poor country have deplaced other, traditional crop which are higher in iron and other limiting micronutrients needed for healthy lives.(Big four micronutrients are Iron, Iodine, zinc and Vit-A).