In 4-quart saucepan, mix soups, frozen vegetables and chicken. Heat to boiling; boil 2 minutes, stirring occasionally. Spoon into ungreased 13x9-inch (3-quart) glass baking dish.
Meanwhile, pull each biscuit apart into 2 layers; cut each into 4 pieces. Place biscuit pieces over hot mixture.
Bake uncovered at 375°F 16 to 20 minutes or until biscuits are light golden brown.