Describe two major geological developments of the mesozoic era. enter your answer in the space provided.

During the Mesozoic era, all of the Earths continents were joined into a single continent that is now referred to as Pangea. this single continent was dry and desertlike and it was covered in reptiles. By the end of the Mesozoic era, Pangea broke into multiple smaller continents.
Major mountain building also occurred during this era due to the collision of tectonic plates and continents.
In addition, a large amount of igneous rock formed during the Mesozoic era.

More facts about the Mesozoic era.
the Mesozoic era is also known as the era of the dinosaurs. 
the Mesozoic era is associated with three of the five largest extinction events in Earths history.