RRB NTPC Mains or Stage 2 Model Paper 1 with solutions

(1) Food is any organic substance that is consumed to provide nutritional support for an organism. It is usually of plant or animal origin, and contains essential nutrients,such as carbohydrates, fats,proteins, vitamins, or minerals.It is ingested by an organism and assimilated by the organism's cells to provide energy,maintain life, or stimulate growth.