7. State any three economic importance of family Poaceae. (4marks)

##Step 1: Identifying Poaceae Family<br />###Poaceae, or Gramineae, is commonly known as the grass family. It includes cereals like wheat, rice, maize, barley, oats, etc., and many other economically important species.<br /><br />##Step 2: Economic Importance as Food Source<br />###Cereals like rice, wheat, maize, etc., are staple foods for a large portion of the global population, providing essential carbohydrates and other nutrients. These are all members of the Poaceae family.<br /><br />##Step 3: Economic Importance as Animal Feed<br />###Many grasses are used as fodder for livestock, supporting meat and dairy production. This includes cultivated grasses and wild species.<br /><br />##Step 4: Economic Importance in other Industries<br />###Bamboo, a member of the Poaceae family, is used in construction, furniture making, and various other industries. Sugarcane, another member, is a major source of sugar.<br /><br />#