Question 1

During which era did the breakup of Pangaea begin?



Paleozoic



Mesozoic



Precambrian



none of the above


1 points  

Question 2

Bivalves became important parts of _____ as the Triassic period progressed.



phytoplankton



forests



reefs



none of the above


1 points  

Question 3

Which of the following is NOT a type of swimming reptile?



ichthyosaurs



placodonts



nothosaurs



none of the above


1 points  

Question 4

Plesiosaurs swam by using their paddle-like limbs in a manner similar to that of a



fish.



sea lion.



human.



none of the above


1 points  

Question 5

During which period did the first birds evolve?



Permian



Cretaceous



Triassic



Jurassic


1 points  

Question 6

Which of the following is a characteristic of carnosaurs?



long narrow skulls



strong forelimbs



horns projecting from their skulls



all of the above


1 points  

Question 7

Angiosperms appeared near the beginning of the ______ period.



Cretaceous



Jurassic



Triassic



none of the above


1 points  

Question 8

What is Triceratops an example of?



mosasaurs



hadrosaurs



ankylosaur



ceratopsians


1 points  

Question 9

Pterodactyls in the Cretaceous period had ______ tails.



long



short



no



none of the above


1 points  

Question 10

The Deccan Traps in ______ happened at the same time as the Cretaceous mass extinction.



Australia



India



Alaska



Greenland