Geologist Junior • Paper-II
Sandstone containing > 15% matrix and < 75% quartz are classified as
A)
Arkose
B)
Greywacke
C)
Lithic arenite
D)
Quartz arenite
Based on established principles in the relevant subject area, the correct and most appropriate choice is 'Arkose' (Option A).
Geologist Junior • Paper-II
Graded bedding is the result of deposition by
A)
River
B)
Blowing wind
C)
Moving ice
D)
Turbidity currents
Based on established principles in the relevant subject area, the correct and most appropriate choice is 'Blowing wind' (Option B).
Geologist Junior • Paper-II
Syn-sedimentary deformation structures are a result of
A)
Low sedimentation
B)
High sedimentation
C)
Marine transgression
D)
Marine regression
Based on established principles in the relevant subject area, the correct and most appropriate choice is 'Marine transgression' (Option C).
Geologist Junior • Paper-II
The fourth-largest threat to human health, behind high blood pressure, dietary risks and smoking is
A)
Air pollution
B)
Water pollution
C)
Noise pollution
D)
Soil pollution
Based on established principles in Environment & Ecology, the correct and most appropriate choice is 'Soil pollution' (Option D).
Geologist Junior • Paper-II
The most common accessory mineral in eclogites is
A)
Rutile
B)
Zoisite
C)
Ilmenite
D)
Sphene
Based on established principles in the relevant subject area, the correct and most appropriate choice is 'Zoisite' (Option B).
Geologist Junior • Paper-II
Metamorphic grade refers to
A)
Intensity of metamorphism
B)
Collection of minerals assemblage from rocks of various bulk composition that crystallised at same P, T condition
C)
Particular mineral observed at a specific P, T condition
D)
Specific P, T condition of metamorphism
Based on established principles in the relevant subject area, the correct and most appropriate choice is 'Specific P, T condition of metamorphism' (Option D).
Geologist Junior • Paper-II
In Eskola’s ACF diagram, ‘F’ represents
A)
FeO
B)
FeO + MgO
C)
FeO + MgO + MnO
D)
FeO + MgO + MnO + CaCO
Based on established principles in the relevant subject area, the correct and most appropriate choice is 'FeO + MgO + MnO + CaCO' (Option D).
Geologist Junior • Paper-II
Ripple marks are best observed in
A)
Shale
B)
Conglomerate
C)
Sandstone
D)
Limestone
Based on established principles in the relevant subject area, the correct and most appropriate choice is 'Conglomerate' (Option B).
Geologist Junior • Paper-II
The prodecure of Environmental Impact Assessment of Leopold et al. suffers from the shortcoming
A)
It requires tremendous volume of paper work by requiring detailed reports which obscure the central and important issues
B)
Insertion of numerous information and reports makes the scheme confusing and it becomes difficult for the concerned authorities to pick up important but most relevant information.
C)
It has bias towards physical-biological environment
D)
All of these
Based on established principles in Environment & Ecology, the correct and most appropriate choice is 'All of these' (Option D).
Geologist Junior • Paper-II
Zircon and quartz usually occur as
A)
Unaltered minerals
B)
Altered minerals
C)
Insoluble minerals
D)
Soluble minerals
Based on established principles in the relevant subject area, the correct and most appropriate choice is 'Insoluble minerals' (Option C).
Geologist Junior • Paper-II
Earth has remained in the solar system’s _______ where surface temperatures and atmospheric pressure allow liquid water to exist
A)
Habitable zone
B)
Terrestria
C)
Blue giant
D)
Water planet
Based on established principles in Environment & Ecology, the correct and most appropriate choice is 'Habitable zone' (Option A).
Geologist Junior • Paper-II
Mylonite represents
A)
Dynamic metamorphism
B)
Regional metamorphism
C)
Burial metamorphism
D)
Contact metamorphism
Based on established principles in the relevant subject area, the correct and most appropriate choice is 'Contact metamorphism' (Option D).
Geologist Junior • Paper-II
Data from international scientific studies show that the earth’s climate has been stable for the past
A)
5000 years
B)
8000 years
C)
10000 years
D)
12000 years
Based on established principles in Environment & Ecology, the correct and most appropriate choice is '8000 years' (Option B).
Geologist Junior • Paper-II
The plagioclase + hypersthenes + biotite mineral assemblages represent
A)
Amphibolite facies
B)
Green schist facies
C)
Epidote facies
D)
Pyroxene – hornfels facies
Based on established principles in the relevant subject area, the correct and most appropriate choice is 'Epidote facies' (Option C).
Geologist Junior • Paper-II
The most common magnitude scale is
A)
Local magnitude (ML)
B)
Surface-wave magnitude (Ms)
C)
Body-wave magnitude (Mb)
D)
Moment magnitude (Mw)
Based on established principles in the relevant subject area, the correct and most appropriate choice is 'Body-wave magnitude (Mb)' (Option C).
Geologist Junior • Paper-II
‘Minamata Disease’ is a type of disease caused by
A)
Asbestos poisoning
B)
Mercury poisoning
C)
Lead poisoning
D)
Arsenic poisoning
Based on established principles in Environment & Ecology, the correct and most appropriate choice is 'Mercury poisoning' (Option B).
Geologist Junior • Paper-II
Which one is completely unfoliated rock?
A)
Slate
B)
Schist
C)
Phyllite
D)
Hornfels
Based on established principles in the relevant subject area, the correct and most appropriate choice is 'Slate' (Option A).
Geologist Junior • Paper-II
Which of the following can be used to determine paleo-current direction?
A)
Wave ripple
B)
Mud cracks
C)
Current ripple
D)
Pasrting lineation
Based on established principles in the relevant subject area, the correct and most appropriate choice is 'Wave ripple' (Option A).
Geologist Junior • Paper-II
_______ is the high temperature and high pressure metamorphic facies
A)
Blueschist
B)
Greenschist
C)
Eclogite
D)
Amphibolite
Based on established principles in the relevant subject area, the correct and most appropriate choice is 'Blueschist' (Option A).
Geologist Junior • Paper-II
Glauconite is a
A)
K-Fe silicate
B)
Na-Fe silicate
C)
K-Fe carbonate
D)
Na-Fe carbonate
Based on established principles in Geology & Mining, the correct and most appropriate choice is 'Na-Fe carbonate' (Option D).
Geologist Junior • Paper-II
Myrmekite texture is produced by intergrowth of
A)
Quartz and orthoclase
B)
Albite and oligoclase
C)
Plagioclase and augite
D)
Quatrz and plagioclase
Based on established principles in Geology & Mining, the correct and most appropriate choice is 'Quatrz and plagioclase' (Option D).
Geologist Junior • Paper-II
A slope with a factor of safety of less than _______ is unstable and therefore in a condition of failure
A)
One
B)
Two
C)
Three
D)
Four
Based on established principles in Geology & Mining, the correct and most appropriate choice is 'One' (Option A).
Geologist Junior • Paper-II
Liquefaction causes large fluid flow on slope greater than
A)
10
B)
20
C)
30
D)
40
Based on established principles in Geology & Mining, the correct and most appropriate choice is '30' (Option C).
Geologist Junior • Paper-II
The process of conversion of glassy material into crystallised material is
A)
Crystallisation
B)
Devitrification
C)
Eutectic processes
D)
Assimilation
Based on established principles in Geology & Mining, the correct and most appropriate choice is 'Eutectic processes' (Option C).
Geologist Junior • Paper-II
Which type of coal is dominantly composed of algal and fungal matter?
A)
Lignite
B)
Anthracite
C)
Cannel coal
D)
Torbanite
Based on established principles in Indian Economy, the correct and most appropriate choice is 'Anthracite' (Option B).
