Thursday 25 April 2019

Kerala PSC Dental Mechanic Previous Question Paper 2017


Kerala Public Service Commission has condition an online exam for the post of Dental Mechanic Grade 2 in Department of Health Service. Exam was held statewide on 15-06-2017. 



Previous Question of Dental Mechanic Grade 2 Exam conducted by Kerala PSC on 15-06-2017 Question Code: A

Question1:-The Tropic of cancer does not pass through

 A:-Rajasthan
 B:-Orissa
 C:-Chattisgarh
 D:-Tripura
 Correct Answer:- Option-B

Question2:-Which one of the following is the longest river of the Peninsular India ?

 A:-Narmada
 B:-Krishna
 C:-Godavari
 D:-Mahanadi
 Correct Answer:- Option-C

Question3:-Which one of the following is the largest coal fields in India ?

 A:-Durkh
 B:-Jharia
 C:-Kultti
 D:-Sunderghad
 Correct Answer:- Option-B

Question4:-The name of North Eastern Monsoon

 A:-Edavappathi
 B:-Thulavarsham
 C:-Kalbaisakhi
 D:-Mangoshower
 Correct Answer:- Option-A

Question5:-Who written "the poverty and Un British Rule in India" ?

 A:-Gopala Krishna Gokhale
 B:-Ramesh Chandra Dutti
 C:-Dadabhai Navaroji
 D:-Bala Gangadhar Thilak
 Correct Answer:- Option-C

Question6:-How many delegates has attended the first session of the Indian National Congress ?

 A:-75
 B:-92
 C:-112
 D:-72
 Correct Answer:- Option-A

Question7:-The `12^(th)` five year plan will be operative for the period

 A:-2010 – 2015
 B:-2011 – 2016
 C:-2012 – 2017
 D:-2013 – 2018
 Correct Answer:- Option-C

Question8:-Which five year plan launched the 'Rajiv Aarogyasri Health Scheme" ?

 A:-`12^(th)`
 B:-`11^(th)`
 C:-`10^(th)`
 D:-`8^(th)`
 Correct Answer:- Option-A

Question9:-Name the first solar powered ferry boat launched in Kerala for public transport.

A:-Dhruv
 B:-Bhim
 C:-Arjun
 D:-Aditya
 Correct Answer:- Option-D

Question10:-Which city in Kerala has been declared as the Elderly-Friendly city of State on January 14, 2017 ?

 A:-Kannur
 B:-Kochi
 C:-Kozhikode
 D:-Kollam
 Correct Answer:- Option-C

Question11:-Name the first social reformer, conducted "Panthi Bojanam".

 A:-Thycand Ayya
 B:-Ayya Vaikundar
 C:-Ayyankali
 D:-Kumaranasan
 Correct Answer:- Option-A

Question12:-Name the person when Gandhiji visited him in 1934 and called him "Pulayaraja".

 A:-Pandit Karuppan
 B:-Thycand Ayya
 C:-Ayya Vaikundar
 D:-Ayyankali
 Correct Answer:- Option-D

Question13:-Name the founder of Nasrani Deepika 1846.

 A:-Sister Niveditha
 B:-Sir. Alphonsamma
 C:-Poikayil Yohannan
 D:-Kuriakose Elias Chavara
 Correct Answer:- Option-D

Question14:-Which social reformer initiated Koyal conference in 1913 ?

 A:-Pandit Karuppan
 B:-Velukutty Arayan
 C:-Arattupuzha Velayudhan
 D:-Sahodaran Ayyappan
 Correct Answer:- Option-A

Question15:-Name the father of Kerala Renaissence

 A:-Chattampi Swami
 B:-Kumara Guru
 C:-Sree Narayana Guru
 D:-Vagbhatananda
 Correct Answer:- Option-C

Question16:-Which state has recently launched India's first student start up and innovation policy ?

 A:-Goa
 B:-Gujarat
 C:-Himachal Pradesh
 D:-Kerala
 Correct Answer:- Option-B

Question17:-National Youth Day

 A:-`2^(nd)` February
 B:-`14^(th)` March
 C:-`10^(th)` April
 D:-`12^(th)` January
 Correct Answer:- Option-D

Question18:-Who are the winners of the 2017 Premeier Badminton League ?

 A:-Chennai Smashers
 B:-Kerala Strickers
 C:-Mumbai Strickers
 D:-None of these
 Correct Answer:- Option-A

Question19:-Who won the Best Actor in Kerala State Film Award 2016 ?

 A:-Manikandan
 B:-Dhulkkar Salman
 C:-Vinayakan
 D:-Sowbin
 Correct Answer:- Option-C

Question20:-Which eminent Carnatic Vocalist, play back singer and composer passed away recently ?

 A:-M. Balamuralikrishnan
 B:-Gireesh Puthencherry
 C:-Udhaya Banu
 D:-None of these
 Correct Answer:- Option-A

Question21:-Impression plaster containing potato starch is called.

 A:-Plaster of Paris
 B:-Soluble plaster
 C:-Anti-expansion solution
 D:-Die
 Correct Answer:- Option-B

Question22:-Packing the resin in sandy stage causes

 A:-Distortion
 B:-Porosity
 C:-Inhomogeneous colour
 D:-Increased strength
 Correct Answer:- Option-B

Question23:-Wash or corrective impression is done by

 A:-Impression plaster
 B:-Impression paste
 C:-Alginate
 D:-Agar
 Correct Answer:- Option-B

Question24:-Green shrinkage is seen in

 A:-Gypsum products
 B:-Agar impression material
 C:-Firing of Porcelain
 D:-Silicate bonded investment
 Correct Answer:- Option-D

Question25:-Model cement is

 A:-Impression compound
 B:-Resin bonded cement
 C:-Sticky wax
 D:-Soldering investment
 Correct Answer:- Option-C

Question26:-The most commonly used accelerator in gypsum product is

 A:-Sodium fluoride
 B:-Potassium fluoride
 C:-Potassium sulfate
 D:-Aluminum sulfate
 Correct Answer:- Option-C

Question27:-Most rigid elastomer is

 A:-Polyether
 B:-Polysulfide
 C:-Addition silicone
 D:-Condensation silicone
 Correct Answer:- Option-A

Question28:-Die hardening agent is applied in the

 A:-Finish line area
 B:-Functional cusp bevel area
 C:-Everywhere but 0.5 mm short of finish line
 D:-All around the die
Correct Answer:- Option-C

Question29:-First jaw relation to be recorded in complete denture fabrication is

 A:-Vertical
 B:-Horizontal
 C:-Orientation
 D:-Either 1 or 2
 Correct Answer:- Option-A

Question30:-More labial inclination is given to which tooth during teeth setting

 A:-Mandibular lateral incisor
 B:-Maxillary lateral incisor
 C:-Mandibular central incisor
 D:-Maxillary central incisor
 Correct Answer:- Option-D

Question31:-Minimum crown root ratio is

 A:-1 : 1
 B:-1 : 2
 C:-1 : 3
 D:-2 : 3
 Correct Answer:- Option-A

Question32:-Most acceptable margin design for an all ceramic restoration is

 A:-Feather edge
 B:-Chisel edge
 C:-Chamfer
 D:-Shoulder
 Correct Answer:- Option-D

Question33:-Indirect retainer is not indicated in Kennedy class

 A:-I
 B:-II
 C:-III
 D:-IV
 Correct Answer:- Option-D

Question34:-The term Tripoding relates to

 A:-Complete dentures fabrication
 B:-Mounting of casts on articulator
 C:-Surveying of master cast
 D:-Disinfection of an impression
 Correct Answer:- Option-C

Question35:-Graphite is used in dental soldering as

 A:-Flux
 B:-Antiflux
 C:-Filler
 D:-Investment
 Correct Answer:- Option-B

Question36:-High noble alloy used for metal ceramic alloys is

 A:-Gold – Palladium
 B:-Silver – Palladium
 C:-Palladium – Cobalt
 D:-Gold – Silver
 Correct Answer:- Option-A

Question37:-Passivating effect is provided by formation of

 A:-iron oxide
 B:-chromium oxide
 C:-titanium carbide
 D:-chromium carbide
 Correct Answer:- Option-B

Question38:-The accepted polymer : monomer ratio of heat cure acrylic resin is

 A:-1 : 3
 B:-3 : 1
 C:-1 : 2
D:-2 : 1
 Correct Answer:- Option-B

Question39:-The initiator used in heat cured acrylic resin is

 A:-Propylene glycol
 B:-Benzoyl peroxide
 C:-Glycol dimethacrylate
 D:-Hydroquinone
 Correct Answer:- Option-B

Question40:-The lightness or darkness of a colour is known as

 A:-Hue
 B:-Valve
 C:-Chroma
 D:-Saturation
 Correct Answer:- Option-B

Question41:-Which is the fourth state of matter?

 A:-Solid
 B:-Liquid
 C:-Vapour
 D:-Colloid
 Correct Answer:- Option-D

Question42:-Silica is mixed with plaster to increase the

 A:-Refractoriness
 B:-Dimensional stability
 C:-Flow
 D:-Reproduction of detail
 Correct Answer:- Option-A

Question43:-The initiator for light activated resin is

 A:-Visible light
 B:-Camphoroquinone
 C:-Benzoyl peroxide
 D:-Propylene glycol
 Correct Answer:- Option-B

Question44:-Among the factors affecting balanced occlusion, which is not controlled by the operator is

 A:-Incisal guidance
 B:-Condylar guidance
 C:-Plane of occlusion
 D:-Compensating curve
 Correct Answer:- Option-B

Question45:-The angle made by floor of rest seat with the minor connector must be

 A:-Less than 80 degree
 B:-Less than 90 degree
 C:-More than 90 degree
 D:-More than 160 degree
 Correct Answer:- Option-B

Question46:-When designing palatal major conectors, relief should be given for

 A:-Palatal torus
 B:-Ridge area
 C:-Elevated mid suture line
 D:-Rugae area
 Correct Answer:- Option-A

Question47:-Labial bar is indicated when

 A:-There is a diastema
 B:-There is labial inclination of teeth
 C:-There is lingual inclination of teeth
 D:-There are periodontally weak teeth
 Correct Answer:- Option-C

Question48:-The superior border of lingual bar should lie

 A:-At the cingulum of anterior teeth
 B:-Deep in the lingual sulcus
C:-At least 4 mm below the gingival margin
 D:-At least 7 mm below the gingival margin
 Correct Answer:- Option-C

Question49:-Functional cusp bevel is given for

 A:-Marginal integrity
 B:-Structural durability
 C:-Retention and resistance form
 D:-To improve the geometry of tooth surface
 Correct Answer:- Option-B

Question50:-The minimum gap between true end of casting ring and wax pattern should be

 A:-`1/4` inch
 B:-`1/2` inch
 C:-`3/8` inch
 D:-1 inch
 Correct Answer:- Option-A

Question51:-Polysulfide material is routinely not used because of

 A:-Unpleasant odor and taste
 B:-Low accuracy
 C:-More permanent deformation
 D:-Highest curing shrinkage
 Correct Answer:- Option-D

Question52:-Most dimensionally accurate lastomer is

 A:-Polyether
 B:-Polysulfide
 C:-Addition silicone
 D:-Condensation silicone
 Correct Answer:- Option-C

Question53:-The opacity in ceramics is achieved by adding

 A:-Boric oxide
 B:-Copper oxide
 C:-Silica
 D:-Titanium oxide
 Correct Answer:- Option-D

Question54:-The component of inlay wax that modifies the toughness and carving characteristics of the wax is

 A:-Paraffin
 B:-Gumdammar
 C:-Carnauba
 D:-Ceresin
 Correct Answer:- Option-D

Question55:-The first layer of porcelain applied onto metal in Porcelain fused to metal crowns would be

 A:-Opaque
 B:-Body
 C:-Incisal
 D:-Dentin
 Correct Answer:- Option-A

Question56:-The surface discoloration on a metal or alteration of the surface finish is known as

 A:-Tarnish
 B:-Corrosion
 C:-Passivation
 D:-Stabilisation
 Correct Answer:- Option-A

Question57:-The primary stress bearing area in mandibular arch is

 A:-Crest of the alveolar ridge
 B:-Retromolar pad
 C:-Buccal shelf area
 D:-Pterygomandibular raphae
 Correct Answer:- Option-C

Question58:-Retention in maxillary complete denture is provided by

 A:-Maxillary tuberosity
B:-Rugae area
 C:-Posterior palatol seal area
 D:-Fovea palatinae
 Correct Answer:- Option-C

Question59:-Mean value or three point articulator comes under

 A:-Class I articulator
 B:-Class II articulator
 C:-Class III articulator
 D:-Class IV articulator
 Correct Answer:- Option-B

Question60:-The choice of pontic in mandibular posterior region is

 A:-Ridge lap
 B:-Modified ridge lap
 C:-Sanitary
 D:-Conical
 Correct Answer:- Option-C

Question61:-The ability of a prosthesis to resist displacement in a horizontal direction is called

 A:-Retention
 B:-Stability
 C:-Support
 D:-Esthetics
 Correct Answer:- Option-B

Question62:-Boxing is done to get

 A:-Thickness of cast
 B:-Land area of the cast
 C:-Tissue surface of cast
 D:-Peripheral tissue roll on the cast
 Correct Answer:- Option-A

Question63:-The fluoride release is greatest for

 A:-Glass ionomer cement
 B:-Zinc polycarboxylate cement
 C:-Zinc phosphate cement
 D:-Zinc oxide eugenol cement
 Correct Answer:- Option-A

Question64:-Black casting refers to

 A:-Casting contaminated by `NO_(2)` gas
 B:-Nodules present on the surface of casting
 C:-Incomplete elimination of wax on burnout
 D:-Absence of reservoir during casting
 Correct Answer:- Option-C

Question65:-The thickness of opaquer in ceramic restorations is

 A:-0.1 mm
 B:-0.5 mm
 C:-0.2 mm
 D:-0.3 mm
 Correct Answer:- Option-C

Question66:-The best duplicating material available is

 A:-Alginate
 B:-Agr-Agar
 C:-Zinc oxide eugenol
 D:-Waxes
 Correct Answer:- Option-B

Question67:-The material that is commonly used for implants

 A:-Nickel
 B:-Cobalt-Chromium
 C:-Titanium
 D:-Carbon
 Correct Answer:- Option-C

Question68:-Commonly used dental flux in soldering is

A:- Graphite
 B:-Rouge
 C:-Calcium carbonate
 D:-Fluoride
 Correct Answer:- Option-D

Question69:-Stellate alloys are

 A:-Cobalt – Chromium alloys
 B:-Nickel – Titanium alloys
 C:-Platinum – Palladium alloys
 D:-Gold – Silver alloys
 Correct Answer:- Option-A

Question70:-The projection of maxillary anterior teeth beyond their antagonists in a horizontal plane is called

 A:-Vertical dimension
 B:-Over bite
 C:-Over jet
 D:-Occlusion
 Correct Answer:- Option-C

Question71:-Indirect retainer is

 A:-Clasp
 B:-Rest
 C:-Minor connector
 D:-Denture base
 Correct Answer:- Option-B

Question72:-Combination clasp is

 A:-Circumferential clasp
 B:-I bar
 C:-Cast reciprocal arm and wrought retentive arm
 D:-Cast retentive arm and wrought reciprocal arm
 Correct Answer:- Option-C

Question73:-Proximal plate is an

 A:-Major connector
 B:-Minor connector
 C:-Indirect retainer
 D:-Direct retainer
 Correct Answer:- Option-B

Question74:-Which of the following clasps have no reciprocal arm ?

 A:-Circumferential clasp
 B:-Embrasure clasp
 C:-Reverse circlet clasp
 D:-I bar
 Correct Answer:- Option-D

Question75:-Cantilever bridge replaces

 A:-Maxillary central incisor
 B:-Mandibular central incisor
 C:-Maxillary lateral incisor
 D:-Maxillary canine
 Correct Answer:- Option-C

Question76:-Which of the following material has got the highest tear strength ?

 A:-Polysulfide
 B:-Polyether
 C:-Addition silicone
 D:-Condensation silicone
 Correct Answer:- Option-A

Question77:-The principal ingredient by weight in agar hydrocolloid impression material is

 A:-Borates
 B:-Agar
 C:-Hard wax
 D:-Water
 Correct Answer:- Option-D

Question78:-The water powder ratio of Dental plaster is

 A:-0.2 to 0.3
 B:-0.3 to 0.4
 C:-0.4 to 0.5
 D:-0.5 to 0.6
 Correct Answer:- Option-C

Question79:-Rouge is used as a polishing agent for
 A:-Acrylic
 B:-Metal
 C:-Gold
 D:-Ceramic
 Correct Answer:- Option-C

Question80:-Investment used for casting metal-ceramic alloys is

 A:-Gypsum bonded investment
 B:-Phosphate bonded investment
 C:-Silicate bonded investment
 D:-Divestment
 Correct Answer:- Option-B

Question81:-The ability of a material to be drawn into sheets is called

 A:-Malleability
 B:-Ductility
 C:-Resiliency
 D:-Toughness
 Correct Answer:- Option-A

Question82:-Which of the following is not a die material ?

 A:-Epoxy resin
 B:-Type IV dental stone
 C:-Electroformed dies
 D:-Ceramic
 Correct Answer:- Option-D

Question83:-Which of the following landmark limits the extent of mandibular denture ?

 A:-Buccal shelf area
 B:-Lingual Frenum
 C:-Retromolar pad
 D:-Buccal frenum
 Correct Answer:- Option-C

Question84:-Mean value articulator is based on

 A:-Spherical theory of occlusion
 B:-Conical theory of occlusion
 C:-Bonwills theory of occlusion
 D:-Lingualised occlusion
 Correct Answer:- Option-C

Question85:-Which of the following classes in Kennedy's classification does not have any modifications ?

 A:-Class I
 B:-Class II
 C:-Class III
 D:-Class IV
 Correct Answer:- Option-D

Question86:-External and internal finish lines are associated with

 A:-Complete denture
 B:-Removable partial denture
 C:-Fixed partial denture
 D:-Maxillofacial prosthesis
 Correct Answer:- Option-B

Question87:-The ideal thickness of base of a cast is

 A:-3 – 4 mm
 B:-10 – 12 mm
 C:-8 – 10 mm
 D:-15 – 16 mm
Correct Answer:- Option-D

Question88:-The process of resurfacing the tissue side of a denture with new base material to provide a more accurate fit is called

 A:-Relining
 B:-Rebusing
 C:-Tissue conditioning
 D:-Tissue adaptation
 Correct Answer:- Option-A

Question89:-The fusion temperature of impression compound is

 A:-43.5°C
 B:-39°C
 C:-37°C
 D:-65°C
 Correct Answer:- Option-A

Question90:-The cement which is least soluble in oral cavity is

 A:-Glass ionomer
 B:-Resin cement
 C:-Polycarboxylate cement
 D:-Silicate cement
 Correct Answer:- Option-B

Question91:-Which of the following cements is more irritant to pulp tissues ?

 A:-Glass ionomer
 B:-Zinc phosphate
 C:-Polycarboxylate
 D:-Silicate
 Correct Answer:- Option-D

Question92:-The tooth is anchored on to the alveolar bone by means of

 A:-Enamel
 B:-Dentin
 C:-Pulp
 D:-Periodontal ligament
 Correct Answer:- Option-D

Question93:-Dental formula for human permanent dentition is

 A:-2 1 2 3
 B:-2 1 0 2
 C:-2 1 3 3
 D:-2 1 3 2
 Correct Answer:- Option-A

Question94:-Cusp of Carabelli is seen in

 A:-Maxillary `1^(st)` permanent molar
 B:-Mandibular `1^(st)` permanent molar
 C:-Maxillary `1^(st)` premolar
 D:-Mandibular `1^(st)` premolar
 Correct Answer:- Option-A

Question95:-Curing cycle is related to

 A:-Composites
 B:-Acrylic
 C:-Porcelain
 D:-Elastomeric impression material
 Correct Answer:- Option-B

Question96:-The suspended member of a fixed partial denture that replaces missing tooth or teeth and restores ethetics, mastication and speech is

 A:-Abutment
 B:-Pontic
 C:-Connector
 D:-Retainer
 Correct Answer:- Option-B

Question97:-The part of an fixed partial denture that connects pontic and retainer is

 A:-Stress breaker
B:-Connector
 C:-Indirect retainer
 D:-Minor connector
 Correct Answer:- Option-B

Question98:-The choice of pontic in maxillary anterior region is

 A:-Ovate
 B:-Conical
 C:-Ridge lap
 D:-Sanitary
 Correct Answer:- Option-A

Question99:-The central incisors are set at what distance in relation to incisive papilla ?

 A:-1 – 3 mm
 B:-2 – 4 mm
 C:-4 – 6 mm
 D:-6 – 8 mm
 Correct Answer:- Option-D

Question100:-The most important requirement of major connector is

 A:-Esthetics
 B:-Should cover cingulum
 C:-Should not cover marginal gingiva
 D:-Rigidity
 Correct Answer:- Option-D



Kerala Public Service Commission conduct exams mostly every week. Most of them are Technical exams based on educational qualification. All of these question paper has 10-20 GK Questions. There is high probability of these questions get repeated in the following exams. Our site periodically organize these questions in Kerala PSC Recently Asked Questions page. 

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