Green Beans or Mung Beans seeds , Do have many usages.
The dried green beans seed are grind into powder to make cake. ( Mung Bean Cake or Biscuits. )
Commonly; the Mung Bean seeds are soaked in water to make Beans Sprout. ( Beans Sprout ) use in Noodles dish or salads.
Some people also use them to make dessert such as dessert sweet.
Some country use them to make noodles.