Biosphere-In this picture you see an example of the biosphere. Which is composed of land, water and the atmosphere. The biosphere supports supports all life on earth. The biosphere is made up different environments that are home different kinds of organisms.  

Biotic- This picture represents two examples of a biotic factor.  The Mosquito and the leaf are both living organisms there for are considered biotic factors.  Organism that were once alive are also considered biotic factors.