Tag Archives | biosphere

1000 words descriptive essay on Biosphere

Biosphere is defined as that part of the earth and atmosphere in which many smaller ecosystems exist and operate. Three main subdivisions of the biosphere are lithosphere (solid matter); hydrosphere (liquid matter), and atmosphere or the gaseous envelope of the earth which extends up to a height of 22.5 km.

By Niharika Bhati|2011-02-11T18:52:33+00:00February 11, 2011|Essay|Comments Off

Complete information on the structure and functions of Biosphere

Biosphere is the highest level of organisation. It consists of all the living organisms of world along with their physical environment. Before we try to understand biosphere, let us first recall the terms like organism, population, biotic community, ecosystem and biome.

By Bhishm Khanna|2011-01-03T09:17:05+00:00January 3, 2011|Environment|Comments Off