B.Sc. DEGREE EXAMINATION, NOVEMBER 2017
Second Semester
Geology
PALAEONTOLOGY AND GENERAL STRATIGRAPHY
(CBCS 2011 onwards)
Time 3 Hours Maximum 75 Marks
Part A (10 x 2 20)
Answer all questions.
1. What is trace fossils?
2. What is Liserial?
3. Define Halysites.
4. Define micraster
5. What is umbo?
6. Define bivalves.
7. Define phylum Anthropoda.
8. Gangamopteris.
9. Define biostratigraphy.
10. Define cronostratigraphy.
Sub. Code
1BGE2C1
AFC-10312
2
Sp 5
Part B x 5 25)
Answer all questions, choosing either or
11. Give short notes on planktonic fossils.
Or
Give short notes on benthonic fossils.
12. Write short notes on the morphological features of
Crinoidea.
Or
Give a short note on classes of Echinoidea.
13. Write short notes on the general morphology of
Fuses.
Or
Describe the shell forms of Ceratites.
14. Give shorts note on the geological significance of
plant fossils.
Or
Describe the morphology of Sigillaria.
15. Write short notes on Calymene.
Or
Give short notes on the significance of plant fossil in
fossil fuel exploration.
AFC-10312
3
Sp 5
Part C x 10 30)
Answer any three questions.
16. Write in detail about the classification and geological
distribution of globigerina.
17. Write an essay about the morphology and classification of
Ceolenterata.
18. Write in detail about Grypbaea and Exogyra.
19. Write in detail about the Paradoxides Phacops.
20. Write in detail about the physical and biological criteria
of stratigraphic correlation.
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