2.The environment of the Phanerozoic eon
outline the chemical
relationship between ozone and oxygen analyse information from
secondary sources to identify
the major era subdivisions
used to describe the
Phanerozoic and describe the
general differences in life forms in each era
explain the relationship between changes in oxygen
concentrations and the development of the ozone
layer
describe the role of ozone in filtering ultraviolet
radiation and the importance of this for life that developed during the
Phanerozoic eon
outline the chemical
relationship between ozone and oxygen analyse information from
secondary sources to identify
the major era subdivisions
used to describe the
Phanerozoic and describe the
general differences in life forms in each era
explain the relationship between changes in oxygen
concentrations and the development of the ozone
layer
describe the role of ozone in filtering ultraviolet
radiation and the importance of this for life that developed during the
Phanerozoic eon