Pulses are amongst the most important group of food plants, second in importance only to the cereals. Why are they considered so important? 1. They are the most important source of proteins not only for the human population but also for animals, both herbivores and carnivores. 2. They save us billions of rupees every year in fertilizer cost by fixing atmospheric nitrogen, being the only group of crop plants that is capable of doing so . Select the correct answer from the following.