Exam Details

Subject electrical
Paper
Exam / Course
Department
Organization maharashtra public service commission
Position assistant geologist
Exam Date 2013
City, State maharashtra,


Question Paper

1 A project was ordered to be closed by the Tamil Nadu Pollution Control Board. What kind of project was this?

Thermal power project

Hydel power prellect

Copper smelter project

Atomic power project

2 The centre has denied funds to the largest irrigation project in the state of Maharashtra. Which project is this

Koyna Dam
Bhandardara
Cosikhurd
Vaitarna

Which of the answer is rarrect

only

only

only

and only

3 The new strategic naval base being built on the east coast of India is
Project Samudra
Project Padma
Project Rohini
Project Sagar

Which of the above answers is correct

only

only

only

None of the above

4 The Covernor returned a bill unsigned recently. Which bill was this?

The Private Universities Bill

Water Conservation Bill

LBT Bill

Land Registration Bill

5 Fill in the blank with the mmes of the appropriate states: The Western Chats has been declared ecologically sensitive after a report submitted by Dr. K. Kasturirangan headed panel. The area of some 60,000 sq.km is spread over the stales of

Rajaslhan, Maharashtra, Andhra Pradesh, Karnataka, Kerala and Tamil Nadu

Gujarat, Maharashtra, Goa, Karnataka, Kerala and Tamil Nadu.

Gujarat, Andhra Pradesh, Goa, Karnataka, Kerala and Tamil Nadu.

Rajasthan, Maharashlra, Karnalaka, Kerala and Tamil Nadu.

6 Who is the co-owner of Ihe Rajasthan Royals team who has been c"lIed for questioning in the IPL spot fixing case?
Vijay Mallya
Srinivasan
Raj Kundra
Siddharth Trivedi

Which of the options given above is correct

only

only

only

only

7 The Wikileaks founder Julian Assange, has been granted assylum by which country?

Iceland

Equador

Russia

China

8 Fill in the blank correctly:
The Indian Navy's Lt. Cdr. Abhilash Tomy became the first Indian to circum navigate the earth in a non-stop dnd unassisted.

Navy Boat

Water Boat

Sailboat

Neon Boat

9 State whether the statement given below is correct or not? 'Non-Governmental organisation receiving allocation or provision of funds, has to be treated as a public authority under section 2 of Right to Information Act, 2005'.

Correct

Wrong

Partly correct and partly wrong

Can't say

10 The Right to Information:
acts as a brake on the abuse of power by public officials.
facilitates the exposure of errors in the governance and administration of justice of the country.
It helps to bring transparency and accountability in the working of public authority.
it helps to breach privacy of individual

Which of the above statements are correct

only and

only and

only and

only and

11 State whether True of False. Darcy's law does not express the flow through porous media.

true

false

neither true nor false

none of these

12 What is a watershed?

it is a geologic area that drains water to a cornman point

it is a geographic area that drains water to a common point.

It is a geographic area that drains water away from each other.

none of the above.

13 Fill in the blank with the correct option. Withdrawing ground water at a location adjacent to a river or lake so that lowering of the groundwater level will water to enter the ground from the surface source.

induce

incidental

spreading

pit

14 What is the upper surface of ZOne of saturation termed as

saturation level

ground level

water table

none of these

15 Complete tile sentence with the correct option.
The fine -grained materials, yield little water whereas coarse -grained matenals, permit a substanhal release of water and hence serve as

aquifer

aquiclude

aquifard

aquifuge

16 What is the correct option to fill in the blank?
The flow rate through porous media is proportional to the head loss and proportionol to the length of the flow path.

directly

same

inversely

none of above

17 The term piezometric surface is related to whIch type of aquifer?

shallow aquifer

semi -confined aquifer

confined aquifer

none of these

18 Which of the follOWing rock bodies or formations act as an aquiclude?

sandstone

limestone

basalt

clay

19 Which of the following is not a fernie mineral?

diopside

olivine

apatite

orthoclase

20 In aerial photography what is primarily used to subdue the effects of atmospheric haze which may otherwise result in poor contrast of the ground detail as seen from the air?

Filters

Lens

Camera

None

21 Water released under pressure from what kind of aquifer reoutls inlo Arlc',iGn Springs?

Unconfined

Confined

Semiconfined

Non-confined

22 Fill in the blank with one of the options given below. Hydrofracturing is done by injection of water with pressure in the borewells.

low

medium

high

no

23 What is a Littoral Zone of an Ocean?

The zone of deep Sea floor.

The zone includes area between the low tide and contmental shelf margin.

The zone includes area between laminarian zone and continental shelf.

The ared between the levels of the high tide and the low tide.

24 What are Dhands that are located in Sind and Western Rajputana?

Alkaline and saline lakes

Volcanic lake

Formed by ocean action

Acidic lake

25 In what formations are tubewells generally constructcd comprising a blind casing pipe and intake section of slotted casing pipe with gravel packing?

granite

quartzite

basalt

alluvial

26 Amongst following bodies, two are concordant and two are discordant identify the correct option from the following

Sills, dykes, laccoliths, lopoliths

dykes, stocks,laccoliths, lopoliths

batholiths, volcanic vents, dykes

lopoliths, phacoliths, laccohths, sills

27 Fill in the blank with the corred option:
West (1936) made detailed studies of the rocks in Deolapar part of the belt and deciphered the existence of a structure.

nappe

fold

overthrust

dome

28 Basalts are what kind of lavas in which plagioclase felspar and the group of mafic minerals occur in approximately equal amounts

mafic

mafelsic

felsic

salic

29 How is the stage of groundwater development in a watershed calculated

exisling-recharge for all uses /Gross G.W. draft x 100

existing Gross G.W. draft for all uses Net annual G.W. availability x 100

Draft/Balance x 100

Net annual G.W.availability existing Gross G.W. draft for all uses x 100

30 What are the social aspects in groundwater management

Groundwater modelling

Use of solar energy

Use of G.I.S.

Community participation and involvement of consumers in water resource management

31 Besides climate and weathering which other factor, by and large dctennines, the character of the soil?

Environment

Rainfall

Atmosphere

Rock composition

32 Fill in the blank with one of the options given below.
Perched water bodies occur wherever groundwater bod: is separated from the main groundwater by relatively_____ stratum of a small areal extent

permeable

impermeable

jointed

porous

33 What for are the Artificial Recharge Projects designed

maintain or augment the natural groundwater.

to combat adverse conditions such as progressive lovvering of groundwater level, unfavourable salt balance and saline water intrusion.

to provide subsurface storage.

all of the above.

34 What are the moraines that are deposited along the margins of glaciated valleys called?

Ground moraine

Lateral moraine

Medial moraine

End moraine

35 Fill in the blank:
Gneissose structure is a composite structure due to the alternation of schistose and bands and lenticles which are dissimilar both in mineral composition and in texture.

maculose

cataclastic

porphyroclastic

granulose

36 What is a crescent shaped dune with tilpering arms known as

slipface

longitudinal dune

Barchan

loess

37 Fill in the blanks appropriately: The block above the fault is called wall, and block below the fault IS the wall.

hanging- foot

foot- hanging

crest- trough

trough- crest

38 what is the wavelensth range of the visible spectrum detectable to the human Eyes

0.4 to 0.5 um

0.2 to 0.4 um

0.4 to 0.6 um

0.4 to 0.7 um

39 How is the second order stream formed

where one first order and one second order stream meet.

where two first clrder streams meet.

Where two second order streams meet

All of these.

40 what does the intrusion of magma into more or less vertical fissures which Cut across the bedding result in

Sills

Phacoliths

Dykes

Current bedding

41 Which of the following dre the exogenelic geomorphic processes

Diastrophism

Volcanism

Mass·wasting

None of these

42 Fill in the blank appropriately.
Many meanders continue to swell out into broad loops with gradually narrowing necks. If a flood occurs when only narrow neck of land is left between adJoining loops. the momentum of the increased flow is likely to carry tlw stream across the neck. On the Side of the cut-off a deserted chennel is left,

dorne

meander

fan

an ox-bowlake

43 What is the acceptable limit of chloride in water in mg/l to be potable

100

125

250

500

44 What is the abihty to transmit water of the water bearing formation called?

porosity

specific yield

permeability

none of these

45 Fill in the blank appropriately
Deviations from Darcy's law can occur where hydraulic gradients else such as near pumped wells.

same

gentle

no

steep

46 Whattecbnique is used to clean up squeezed and blocked fractures in bore holes?

Jacket well

FSC

Hydrofracturing

French

47 What is the conventional method for artificial recharge

BBT

FSC

HF

Underground bandhara

48 What may be defined as the rate at which water of prevailing kinematic viscosity is transmitted through a unit width of aquifer under unit hydraulic gradient

Transmissivity T

Porosity

Permeability

Capacity

49 What will the flow lines drawn perpendicular to the convex and cOncave portions of water level contour profile indicate

steep slope

valley

hills

direction of movement of groundwater

50 In Bhandara triangle which of the following Pre-Cambrian succession is observed?

Khairagarh series, Nandgaon series, Sakoli series, Amgaon series

Khairagarh series, Nandgaon series, Sausar series, Sakoli series

Sakoli series, Sausar series, Nandgon series, Amgaon series

Amgaon series, Nandgaon series, Khairagarh series, Sakoli series

51 What is defined as the volume of water that an aquifer releases from or takes into storage per unit surface area of aquifer

Storage coefficient

Specific retention

Specific yield

Specific capacity

52 Fill in the blank with the correct option. Porosity of rock is a measure of the contained interstices or voids expressed as the of the volume of interstices to the total volume.

addition

substraction

multiplication

ratio

53 Under what pressure in the zone of saturation all interstices are filled with water?

atmospheric

hydrostatic

barometric

none of the abow

54 What formations the Bhima Series are equivalent of considering their lithology, horizontal depositions and unmetamorphosed nature?

Vindhvan

Cuddapah

Karnool

Delhis

55 What do you mean by SAR

Sodium -Aluminium Ratio

Sodium -Absorption Ratio

Sodium -Adsorption Ratio

Sulphate -Absorption R"tio

56 What do you understand by area of influence?

The area beneath influent drainage.

The area beneath which groundwater contours are modified by pumping.

The area beneath which groundwater recharge is negligible.

None of these

57 Fill in the blanks appropriately.
Contour maps of groundwater levels, together with flow lines, form useful data for locating new wells. Convex contours indicate region of groundwater while concave contours are associated with groundwater

recharge -recharge

recharge -discharge

discharge -recharge

discharge -discharge

58 Which of the following statements is not true?

Weathering involves the process of transportation of the decomposed pwducts onlv.

Erosion involves transportation of the weathered material from the place of formation.

Weathering involves the process of breaking and decomposition of rocks.

None of these

59 Which of the following is the best example of the perched water table?

Devtaki of Sinhagad Fort, Pune

Khajana well, Beed

Nahare Ambari, Aurangabad

None of these

60 Complete the sentence meaningfully. The basic pH is acid neutralising capacity and it is

7 to l4

1 to 7

1 to 5

5 to 6

61 Fill in the blank:
Drainage density is defined as the total length of the streams in a givell drainage the area of the drainage basin.

multiplied by

divided by

plus

mmus

62 Fill in the blank with the correct option. Water as it travels in the atmosphere through ground dissolves a large variety of substances or salts. These substances in solution exist in their form.

suspended

colloidal

ionic

none

63 Fill in the blank appropriatelv.
The yield of the borewell is 4 1/2 (inches) measured by 90 Vee notch which is equal to litres/hrs.

11430

15950

7770

21400

64 What are the predominant rock types of Kaladgi -Series in Maharashtra

Basalt

Granites

Sandstones and Shales

Gneisses and Schists

65 Basin shaped or funnel shaped hollow, of varying size, that is made in limestone region by underground solution is called

cavern

solution valley

sink

stalactite

66 How much is the acceptable limit of nitrate in water in mg/l to be potable, as per B/S specifications?

42

45

52

60

67 Complete the following sentence correctly. In electrical resistivity method, with the increase in the spacing between the current and potential electrodes, depth of penetration

decreases

increases

no effect

none of these

68 Which one of the following is the predominant source of ,energy for driving the hyd1'Ological cycle?

sun

wind

radioactivity

none of tbese

69 Which camera of 74 km swath width with 1.5 km overlap is used for taking images in IRS IB satellite?

LISS

LISS -II

band 6 and 7

TM 4

70 Which is the semiconsolidated group in groundwater provinces of Maharashtra

Deccan basalt

Pre -cambrian sediments

The Gondwana

Crystallini' rocks

71 How should the potential electrodes be in electrical resistivity surveys, if D.C. Power is used?

Steel pots

Brass pots

Porous pots

Wooden pots

72 Which of the following statements is not true 7

A borewell is usually drilled in hard rock.

A tubewell is usually drilled in alluvium.

A dug well is usually drilled by hand operated auger or drilling machine.

A dug well is a shallow well excavated by hand.

73 Fill in the blanks appropriately.
In general for unconsolidated porous media, hydraulic conductivity varies with particle size; clayey material value of hydraulic conductivity, whereas sand and gravels display value.

high -high

high -low

low -high

low -low

74 What is the size of the ground covered by each cell pixel of a satellite image termed as

Temporal resolution

Satellite resolution

Spatial resolution

None of these

75 What kind of a periodic spring a geyser is resulting from the expansive force of super heated steam within constricted subsurface channels?

Normal

Thermal

Contact

Tabular

76 The way the aerial photographs are taken in in the direction of flight how much approximately is the overlap between the two adjacent photos

30

40

50

60

77 State whether the following statement is correct:
Remote sensing is a direct method for identifying the groundwater.

False

True

Can not be judged

None of these

78 Which of the following is the westerly t10wing river of Maharashtra 7

Godavari

Krishna

Narmada

All of these

79 What are the most prominent features on satellite which are mapped from remote sensing data that are linear features, representing joints, fractures, faults etc. 7

Karts topography

Domes

Alignments

Lineaments

80 Fill in the blank with the correct option. The coefficient of transmissibility T is calculated by multiplying the coefficient of permeability with the

aquifer length

aquifer thickness

aquifer level

porosity

81 Fill in the blank appropriately.
Stream -flow originating from groundwater discharge is referred to as groundwater or base flow.

storage

recharge

runoff

none of the above

82 What property of a soil or rock is the ratio of the volume of water that after saturation, can be drained by gravity to its own volume?

Specific yield

Specific retention

Specific gravity

Effective porosity

83 What kind of method is the fracture seal cementation?

unconventional

conventional

direct

indirect

84 Which of the following statements is true?

Granites predominantly have primary porosity.

Basalts predominantly have secondary porosity. .

Alluvium predominantly has secondary porosity.

None of the above statements is true.

85 What is a surface of erosion or non-deposition, that separates younger strata from the older rocks?

Dyke

Fault

Fold

Unconformity

86 Based on the action of river erosion match the following:
Hydraulic action Chemical erosion
Corrasion Mechanical wear
Attrition Mechanical erosion
Corrosion Mechanical abrasion











87 What is a hydrograf,h

A graphIc plot of changes in rainfal1 ,md time.

A graphic plot of changes in elevation of groundwater level against time.

A graphic plot of changes in rainfal1 against pumping.

None of these

88 What IS false colour composite mainly used for'

Forest mapping and land use landcover mapping

Satellite mapping

Rainfall mapping

None of these

89 What develops when the rate of deposition of sediment at or just beyond the mouth of river exceeds the rate of removal by waves and currents

delta

meander

oxbow-lake

buried channel

90 In Drinking Water Quality Standards, what is the BIS permissible limit for fluoride

1.8

1.2

1.5

1.6

91 What are the folds called as when a competent bed slides past an incompetent bed

Closed fold

Drag fold

Fan fold

Isoclinal fold

92 State whether true or false. Watershed development programlnes help to reduce soil erosion and siltation in the downstream of water harvesting structures.

false

true

neither true nor false

none of these

93 How are the formations on opposite sides of the unconformity in a disconfonnity

parallel

inclined

vertical

none of the above

94 What is the legal tool available in the state for the protection of public drinking water sources?

Maharashtra Groundwater (Regulation for Drinkmg water purposes) Act.

Groundwater Act 2009.

The Maharashtra Groundwater (Regulation for Drinking water purposes) Act, 1993.

Maharashtra Groundwater (Development and Management) Act

95 In GIS, aspatial data refers to which information?

geographic mfmmation

satellite information

textual information

none of these

96 Fill in the blank correctly
In resistivity survey to achieve penetration of X metre depth in Wenner's configuration, the straight line so chosen needs to times the X.

same

two

three

four

97 Complete the sentence with the correct option:
The Saucer Series is characterised by calc-granulites, marbles, garnetiferous schists and manganese silicates and

Kodurites

Khondalites

Gondites

Calcites

98 What is the proper criterion for categorisation of semi -critical category?

90 to 100% no decline in water level

70 to 90% pre or post monsoon decline in water level

70% no decline in water level

100% decline in water

99 Why is the term Deccan Trap used for the Basaltic Lavaflows

They occur in the deccan region.

They have step like or terraced appearance of their outcrops.

They have formed due to fissure eruptions.

None of these.

100 How is the electrical resistivity of a cylindrical solid of length and cross section having resistance between the end faces, given?

R2A/L

RA/L

RA2/L

none


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