Bajra: Bajra (Pearl Millet) is rich in protein but not as much as Moong Dal.
Wheat: Wheat contains moderate protein content, but it is not as protein-rich as Moong Dal or Bajra.
Moong Dal: Moong Dal (Green Gram) is one of the best sources of protein, often used as a high-protein food in vegetarian diets.
Rice: Rice has the lowest protein content among the options.
Conclusion: Moong Dal has the highest protein content.