hello do you know that what is biosphere hope you will know about this but if you don't know so in this video we are talking about biosphere what is biosphere okay so we will talk about biosphere in this video in detail and after watching this video you will understand that what is biosphere okay you will explain this by spread to anyone okay easily so the biosphere is from a greek uh is it's it's a word from greek okay it's a combination of two words bio bio means life as we know about this and sphera sperra means spare so what is biosphere biosphere is the spare where life exists it consists of three components okay biosphere consists of three components that is lithosphere that is land hydrosphere that's water and atmosphere that is air okay so lives originated in evolved because of this unique combination of three components that is lithosphere hydrosphere and atmosphere the life of the earth where atmosphere hydrosphere in lithosphere meet interact and make life possible is known as biosphere this layer ranges from height up up to 10 kilometer above sea level to depth up the ocean at more than eight kilometer or deep these are the extremes however in general the layer of the earth containing life is thin the upper atmosphere has little oxygen and very low temperatures while ocean depths greater than 1000 meter are dark and cold in fact it has been said that the biosphere is like the peel in relation to the size of an apple the biosphere is the biggest biological system it consists of smaller functional units known as biomes so that was all about biosphere i hope that you learned something from this video and if you did then please subscribe the channel thank you so much