8. Write yes or no to indicate whether the options apply to index fossils or not:
the organisms lived during a particular, short time period
a)
b)
the organisms lived over a long span of time
)
c)
found in sedimentary rock
d)
found in igneous rocks
SO
e)
three criteria
f)
easily recognized
g)
not very many of the organisms existed
found on only one or two continents
h)
