List of top Geology Questions on Stratigraphy asked in GATE GG

Which of the following biostratigraphic zones is/are depicted in the figure below?
Match the stratigraphic Formations in Group I with the corresponding Geologic Periods in Group II.
Group-IGroup-II
P. Kopili Shale1. Permian
Q. Raniganj Formation2. Eocene
R. Quilon Formation3. Cretaceous
S. Dalmiapuram Formation4. Miocene
'Group' is a unit of: