In these Food grains, Highest Biological value is of

Answer: Option B

Biological value is a measure of the proportion of absorbed protein from food that becomes incorporated into proteins of the organism's body which ultimately means the least time required by the digested protein to be used in the protein synthesis process in a cell of an organism.
The proteins from animal sources have a higher biological value than the protein obtained from plant sources.
Out of all the options given, the mung bean has the highest biological value.