The human eye has three layers of eye tissue: the fibrous layer, the vascular layer, and the retina. Each of these layers performs a different function in helping a human see or in eye, as well as forms a place for muscles to attach to. The vascular layer protects portions of the eye. The fibrous layer of eye tissue allows light to enter the ourishes the eye and controls how much light comes into it. The retina is the section of the eye that allows a person to see. The fibrous layer has two distinct parts.
Noun. 1. alluvial soil-a fine-grained fertile soil deposited by water flowing over flood plains or in river beds. alluvial deposit, alluvial sediment, alluvium, alluvion-clay or silt or gravel carried by rushing streams and deposited where the stream slows down.. alluvial soil-a fine-grained fertile soil deposited by water flowing over flood plains or in river beds. alluvial deposit, alluvial sediment, alluvium, alluvion-clay or silt or gravel carried by rushing streams and deposited where the stream slows down.
Largest Alluvial Plain of the World. The Great Plain of North India also known as Indo-Gangetic-Brahmaputra Plain is the largest alluvial plain of the world. This arcuate plain extends for a length of 3200 km from the mouth of the Indus to the mouth of the Ganga. The plain lies partly in Pakistan and partly in India. The length of the plain in India is around 2400 km. The average width of the plain varies from 150 to 300 km.