1.

What is called troposphere? How many layers are present in it? Give their names

Answer»

Solution :(i) The LOWEST layer of the atmosphere is called the troposphere and it extends from 0 10 km from the earth surface.
(ii) About 80% of the MASS of the atmosphere is in this layer. 3 LAYERS are present in it.
(iii) They are (1) Hydrósphere, (2) Lithosphere and (3) BIOSPHERE


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