In a bowl, combine the flour, sugar, baking soda, ginger, cinnamon and cloves. Combine the orange juice, molasses, oil and egg; add to dry ingredients and stir just until combined. Pour into a greased 9-in. square baking pan.
Bake at 350° for 16-20 minutes or until a toothpick inserted in the center comes out clean. Spoon marmalade over warm cake. Cool on a wire rack. Serve with whipped topping if desired.