Question

Which two groups of organisms were commonly found during the jurassic period?
a. sharks and birds
b. ammonites and belemnites
c. insects and flowering plants
d. marsupials and monotremes

Answer 1

 Option (b) ammonites and belomites are two group of organisms that were commonly found during jurrasic period.

Answer 2

the answer is B. Ammonites and Belemnites. the reason as to why is because they were underwater creatures. ammonites were large shelled underwater snails, and belemnites were underwater squids. the fossils found were typically shells and the hard outer parts of the top of the squid.