You need to be specific, the Paleozoic Era has different time period. But I would say the climate then was tropics and subtropical because of the organism that existed then and the rock time that was formed
Land plants envoled in the Paleozoic era
Africa was located at the south pole during the Paleozoic Era.
Dinosaurs
Reptiles first appeared during the Paleozoic Era, specifically the Carboniferous System of the Paleozoic Era. That was about 320 million years ago.
Vertebrates first appeared during the Paleozoic era.
the PALEOZOIC era
No: Cenozoic. (Tertiary).
saber-toothed cats
Ferns
No Paleozoic is not the second era it is the first era
Paleozoic Era
Trilobite