Question

What is present in the lower layer of the atmosphere ?

Answer 1

Answer:

The answer is air.

Explanation:

The troposphere is bonded on the top by a layer of air called as the  tropopause,which separates the troposphere from the stratosphere, and on bottom by the surface of the Earth.It contains approximately 75% of the atmosphere's mass and 99% of its water vapor and aerosols

Hope this helps you I am thinking

Answer 2

The Troposphere. This is the lowest part of the atmosphere - the part we live in. ...

Hope the answer is helpful☺️☺️