M.Sc. (Applied Geology) (Semester (CBCS) Examination, 2017
SEDIMENTOLOGY AND PALAEONTOLOGY
Day Date: Saturday, 22-04-2017 Max. Marks: 70
Time: 10.30 AM to 01.00 PM
N.B. Answer any five questions.
All question carry equal marks.
Question No. 1 compulsory.
Answer any two question from each section A and section B.
Draw neat and labeled diagram wherever necessary.
Q.1 Multiple choice question 14
Barchans are deposited in.
Glacial environment Fluvial environment
Lacustrine environment Aeolian environment
Identity the correct sequence
Continental shelf-continental rise-continental slop-deep sea
plains
Continental shelf- Continental slop- Continental rise- deep sea
plains
Continental shelf- oceanic trench- Continental slope- Continental
rise-deep sea plain
Continental rise- Continental shelf- Continental slope-deep sea
plains
The was an era dominated by the dinosaurs
Precambrian Paleozoic
Mesozoic Cenozoic
Which of these is a plank tonic microfossil?
Lagena Nummulite
Globigerina Rotalia
A layer in which the grain size changes vertically through the layer is
called:
Foliated Cross-bedded
Graded bedding Is not observed in nature
Ripple marks are best observed in
Shales Limestone Conglomerate Sandstones
Those bottom Dwellers living between low tide and high tide are
termed.
Vagile Littoral Nectonic Plank tonic
Page 1 of 2
The test of dead pelagic forams sink to the sea bottom to form a
layer of grey mud known as
Radiolarian ooze Diatomaceous ooze
Foraminifera ooze None of the above
Coal is formed from
Natural
gas
Oil Limestone Preserved plant material
10) Mississipi river produced fluvial dominated delta called as
Bridfoot delta Cuspate delta
Lobate delta Arcuate delta
11) Those fossil forms which have short time ranges of their existence
And wide geographical distribution, are called
Pseudo fossils Index fossil
Trace fossils Living fossil
12) Dinosaurs went extinct before
95 million years ago 85 million years ago
75 million years ago 65 million years ago
13) A riker channel widens downstream because the
Sediment load decreases
Gradient decreases and discharge increases
Lateral eroding load capacity of the river increases and sediment
load decreases
Competence of the river increases
14) belong to lower Gondwana flora
Nilsona Ptilophyllum Otozanites Glossopteris
SECTION-A
Q.2 What is meant by sedimentary environment? give an account on
Continental sedimentary environment.
14
Q.3 Give an account on the Siwalik mammals and their evolution.
Q.4 Give an account on the classification morphology and geological distribution
of trilobite.
14
SECTION- B
Q.5 Write note on the following: 14
Classification of sandstone
Gondwana flora
Q.6 Explain briefly following: 14
Significance of heavy minerals in provenance studies
Evolution of Mesozoic reptiles
Q.7 Attempt the following: 14
Sedimentary structures