Wheat is a grass widely cultivated for itsseed, a cereal grain which is a worldwide staple food. There are many speciesof wheat which together make up the genus Triticum the most widely grown iscommon wheat.
Rice is the seed of the grass species Oryzasativa (Asian rice) or Oryzaglaberrima (African rice). As a cereal grain, it isthe most widely consumed staple food for a large part of the world's humanpopulation, especially in Asia. It is the agricultural commodity with thethird-highest worldwide production, after sugarcane and maize.
Maize also known as corn, is a large grainplant first domesticated by indigenous peoples in Mexico about 10,000 yearsago. The six major types of corn are dent corn, flint corn, pod corn, popcorn,flour corn, and sweet corn.
The oat (Avena sativa), sometimes called thecommon oat, is a species of cereal grain grown for its seed, which is known bythe same name (usually in the plural, unlike other cereals and pseudocereals).While oats are suitable for human consumption as oatmeal and rolled oats, oneof the most common uses is as livestock feed.
Barley a member of the grass family, is amajor cereal grain grown in temperate climates globally. It was one of thefirst cultivated grains, particularly in Eurasia as early as 10,000 years ago.Barley has been used as animal fodder, as a source of fermentable material forbeer and certain distilled beverages, and as a component of various healthfoods.
Sorghum is a genus of flowering plants in thegrass family Poaceae. Seventeen of the twenty-five species are native toAustralia, with the range of some extending to Africa, Asia, Mesoamerica, andcertain islands in the Indian and Pacific Oceans.
A cereal is any grass cultivated for theedible components of its grain, composed of the endosperm, germ, and bran.Cereal grains are grown in greater quantities and provide more food energyworldwide than any other type of crop and are therefore staple crops.