A biosphere is the sum of all the ecosystems established on planet Earth.
An ecosystem is an area in which the plants and animals all interact to create a living environment. Therefore ecosystem is a smaller unit of earth, all ecosystems together form the earth.
Five boys are sitting in a circle. Ajay is between Ramesh and Damanik. Suleman is left to Vikas.Ramesh is left to Suleman. Who is sitting immediate right to Ajay?