where did most of the animals in in this time
ocean or in the water
how long did it last for
252-541 million years
what was the climate like
warm and stable
How did the plants and animals go extinct in the Paleozoic era
Volcanic eruptions and sever global warming
True or False
The first mammal was born
False
the first mammal came to life in the Cenozoic era
how long ago was it
289 million years ago
it cooled during what time
the ice ages
True or false
this is not about the Paleozoic era
FALSE
what type of animals dominated
marine
about how many time periods were in this era
6 or 7
during this what major rock forms were forming
mountain ranges like the Appalachians
the second pulse of Extinction occurred as what
ocean circulation
True or False
the first fish was in the Paleozoic Era
True
it is the -------- oldest era
second
true or false
the first plants appeared
TRUE
What percent of the Great dying affected the marine life
96%
name one type of animal in the Paleozoic Era
trilobites and cephalopods, and the first vertebrates like jaw less fish and later bony fish and sharks.
this was about - % of earth´s history
9
what were the TWO super continents
pangea and gondwana
What major plant in animal life went extinct in this time period
Corals and bacteria