What is biosphere for 5 mark …

Biosphere is a narrow zone where air ,water and land comes in contact with each other.Biosphere makes earth a unique planet as life exists only on biosphere.The biosphere has distinct zones or ecosystems having their own climate, animals and plants.Combination of soil conditions,water availability and atmospheric conditions like temperature decide the kind of life that can survive in any part of our planet.There is a very delicate balance between the physical environment (i.e. the land,water and air)and the biological environment (all the living beings).They are both independent.If physical environment changes,it will also change the animal and plant life.It is the only zone where all living beings,plants,animals,insects,birds and all the type of organisms can live.

Biosphere is the sphere all 3 spheres come and join for the life to exist. Those 3 spheres are lithosphere , hydrosphere and atmosphere. Lithosphere means the land. On which animals , humans are surviving. Hydrosphere means water bodies like oceans , seas and some other water bodies. Atmosphere means air. The oxygen with whichwe breath is called atmosphere....