Rankers Hub



Soil What is Land? It is a part of earth’s surface that is often referred to as ‘dry land’. Land is considered to be the ÔÇťoriginal and inexhaustible gift of nature”. It is of great importance to mankind, Land is rich in coal, water and petroleum, which are used for generating power. The land use


Human Eye

Human Eye Human Eye: The Human Eye is a sense organ that reacts to light and allows vision.The human eye can differentiate between about 10 million colors and is possibly capable of detecting a single photon. The eye is part of the sensory nervous system. It consists of two types of cells – Rod cells


Desert & Grassland

Desert & Grassland What are Grasslands? Grasslands are highly dynamic ecosystems that include vegetation that is mainly dominated by grass or grass-like plants. They are intermediate areas between forests and deserts made up of small grasses. Wooded grassland as 10-40 percent tree and shrub cover”. Where are Grasslands found? Grasslands occur where rainfall is usually