Compléter Types of CornVersion en ligne Enter the correct words par Fabio Cucchi 1 cob sugars indian shell foods starchy industrial baked white red Dent ( Zea mays indentata ) Dent corn is often used as livestock feed , in products , or to make processed . Flint ( Zea mays indurata ) Flint corn , also known as corn , is used for similar purposes as dent corn . It is distinguished by a range of colors from white to . Sweet ( Zea saccharata or Zea rugosa ) Sweet corn is primarily eaten on the , or it can be canned or frozen for future consumption and it is seldom used for feed or flour . Sweet corn is extra sweet because it contains more natural than other types of corn . Flour ( Zea mays amilacea ) Flour corn is used in goods because it has a soft , starch - filled , kernal that is easy to grind and it is primarily . Popcorn ( Zea mays everta ) Popcorn , a type of flint corn , has a soft center surrounded by a very hard exterior .