Living Things Have Been Present on the Earth

Q4: Pangaea split into Laurasia and Gondwana during<br>A)

Q7: Arrange the following animals in the order

Q7: Gondwana did not contain<br>A) North America.<br>B) South

Q8: The San Andreas Fault in California is

Q17: Classed as mammals are<br>A)reptiles.<br>B)fish.<br>C)birds.<br>D)human beings.

Q25: Paleozoic rocks are noteworthy for the presence

Q31: Relative to the ocean floors, the continents

Q37: Birds are descended from<br>A) mammals.<br>B) dinosaurs.<br>C) fish.<br>D)

Q38: Each of the following elements has at

Q46: The oldest division of geologic time is<br>A)