GEOLOGY.pdf (Size: 392.55 KB / Downloads: 0)

76/2015
(Pages : 3)
Maximum : 200 marks

PARTI .
Time : 1 1/2 hours

A. Name the following :
1.Steep slope resulted from differential weathering of rocks

2.Half life period of Carbon 14

3.Most violent type of volcanic eruption

4.Jet of steam and hot gases discharged from volcanic vent

5. Example for a cyclo silicate mineral

6.Geometric figure which is used to represent the relationship 
betweenrefractive index and ervstallographic directions

7.The plane in which the two halves of a twin meet

8.An example for a rock which exhibits ailotriomorphic texture

9.Reaction rims which are formed by primary magmatic reactions

10.Saucer shaped concordant igneous body

11.An arenaceous rock with angular grains

12.Sedimentary texture with rounded concretions of pea size

13.Lateral stress induced metamprphism

14.Pyroxene found in eclogite

15.Group of metamorphic rocks formed under same physico chemical conditionsand is having same set of minerals

16.Type of metamorphie rocks found associated with contact metamorphic zones

17.Type of fold in which both the limbs are overturned

18.Angle of inclination of fault plane measured from the vertical

19.Precambrian rocks of Spiti region of Himachal Pradesh

20.Smallest lithostratigraphic unit

B.Choose the correct answer :

21.Age of Muth Quartzite?
(a) Cambrian
(b)Silurian
(c ) Pliocene
(d)Devonian

22.Cretaceous marine rocks which occur along the Narmada valley
(a) Trichinopoly formation
(b)Warkalli beds
(c ) Quilon beds
(d)Bagh beds

23.Age of Tertiary period:
(a) 65 million years
(b)100 million years
(c ) 570 million years
(d)10000 years

24.The Metal content of an ore.
(a) Grade
(b)Tenor
(c ) Ore
(d)Gangue

25.Fine grained variety of bituminous coal
(a) Anthracite
(b)Cannel coal
(c ) Durain
(d)Lignite

26.Richest oil deposits in India
(a) Bombay High
(b)Digboi
(c ) KG basin
(d)Hutti

27.Zawar belt of Rajasthan is famous for
(a) Mercury and zinc
(b)Nickel and cadmium
(c ) Lead and zinc
(d)Lead and nickel

28.Most stable ecosystem in the world
(a) Desert
(b)Pond
(c ) Aquariums
(d)Marine

29.Clean cheap cooking fuel containing methane and carbon dioxide
(a) LPG
(b)Natural gas
(c ) Biogas
(d)Wood .

30.A trilobite with spines
(a) Calymene
(b)Phacops
(c ) Olenus
(d)Paradoxide


PART II
(Answer the following questions shall be limited to one paragraph)

31.Kayals of Kerala

32.Oflap and onlap 
.
33.Bowen’s Reaction Series

34.Tertiaries of Assam '

3.5. Dentition in Pelecypods.

36.Optic Sign in minerals

37.Karst Topography

38.Soil Profile.