The earth is enveloped by a mixture of gases referred to as the? by Sunday | Jun 13 | Geography WAEC | 0 comments A. biosphere B. lithosphere C. mesosphere D. atmosphere Correct Answer: Option D – atmosphere Users Also Read These:The earth is four times the size of the moon and the…A heterogenous mixture can be defined as any mixture?Which of the following mixture of gases is likely to…To obtain pure carbon(ii)oxide from its mixture with…Which of the following landforms may occur when…