Geologic Time Quick Check
1. Which characteristic defines the Paleozoic era?
2 answers
The Paleozoic era is characterized by the emergence of the first complex life forms on land and in the oceans.
1. Animals with shells &....
2. Reptiles....
3. Single-celled organisms, Photosynthesizing, Oxygen, Many new Animals
4. Earth cooled
5. Increased oxygen...
Answers are shortened
100% remember Q & A maybe mixed around
2. Reptiles....
3. Single-celled organisms, Photosynthesizing, Oxygen, Many new Animals
4. Earth cooled
5. Increased oxygen...
Answers are shortened
100% remember Q & A maybe mixed around